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ISO 3834

ISO 3834 Certification Register

LR ISO 3834 Certification

Those companies listed below are certified by Lloyd's Register to ISO 3834 according to various scopes. 

If you would like more information about getting certified for ISO 3834, or if you are a current client and would like to request the ISO 3834 approval mark, contact us here and we'll get right back with you.

Country Client Name Client's Full Address Product Name Approved Product Scope Expiration Date
Italy ICS Industrial Construction Services SRL C.da Piccoli, snc – Z.I. 72100 Brindisi (Br) - Italy

ISO 3834-2:2005 (LRV Ltd.)  Manufacture of piping, pressure vessel, boiler, steel structures and components for oil and  gas industry for offshore and onshore, pipeline and sealine facilities and for power Generation and desalination plants. 22 April 2023
United Kingdom Armultra Ltd Armultra House, Hewett Road, Gapton Hall Industrial Estate,
 Great Yarmouth, Norfolk, NR31 0RB, United Kingdom 
ISO 3834-2:2005 (LRV Ltd.) Assemblies, Pressure vessels, piping and structural components fabrication. 20 June 2021
South Africa Hospi Sterilizers and Stainless Steel Engineering cc. 3 Potgieter Street, Rosslyn,
South Africa
ISO 3834-2:2005 (LRV Ltd.) Autoclaves and Boilers for the Sterilization of medical instruments.  29 May 2020
South Africae Konecranes (Pty) Ltd 5 Jurie Street, Alrode 1449,
South Africa
ISO 3834-2:2005 (LRV Ltd.) Box section girder cranes.  2 January 2022
South Africa  Belmet Marine (Pty) Ltd Atomic Street,Triangle Farm,
Bellville, Cape Town,
South Africa
ISO 3834-2:2005 (LRV Ltd.) Box Steel Fabrications for heavy and general engineering.  16 March 2022
United Kingdom Premier Hytemp Limited  Newbridge Industrial Estate,
Newbridge, Midlothian, United Kingdom, EH28 8PJ
ISO 3834-2:2005 (LRV Ltd.) Corrosion Resistant Weld Overlay. 9 May 2022
United Kingdom KGD Industrial Services Incorporating KGD Process International Limited Netherwood Road, Rotherwas Industrial Estate ,
Hereford, Herefordshire, HR2 6JU, United Kingdom
ISO 3834-2:2005 (LRV Ltd.) Design & Manufacture of Skid Packages including Baseframes, Tanks, Pressure Vessels, and  Piping fabrication.                                                                 18 September 2021
United Kingdom Whiteley Read Engineering, The Gateway, Gateway Industrial Estate ,
Parkgate, Rotherham, S62 6NR , United Kingdom
ISO 3834-2:2005 (LRV Ltd.) Design and manufacture of pressure vessels, skid modules and associated fabrications for the                                             oil, chemical, power and water industry plant applications. 8 May 2022
United Kingdom WIKA Instruments Ltd. TC Fluid Control Level Division, Unit 4 The Interchange, Wested Lane,
Swanley, Kent BR8 8TE, United Kingdom
ISO 3834-2:2005 (LRV Ltd.) Design and manufacture of Valves and Flowline control and level monitoring equipment for Oil, Gas and Petrochemical Industries. 7 May 2022
Italy DUE EMME S.p.A Frazione Montegemoli, Via Brenta 21,
Operative Unit: Frazione Montegemoli, Via Adige 28,
57025 Piombino (Li) - Italy
ISO 3834-2:2005 (LRV Ltd.) Design and manufacturing of baseplates, piping, pressure vessels and steel structures.  21 October 2022
United Kingdom Barton Firtop Engineering Company Ltd incorporating RGR Fabrication and Welding Services Ltd,  Unit 23, Pensnett Trading Estate, Kingswinford, West Midlands, DY6 7PP United Kingdom ISO 3834-2:2005 (LRV Ltd.) Design, development and manufacture of pressure vessels, filters, strainers, coalescers, sight  glasses, flame arrestors, pipework, filtration equipment, expansion joints, industrial                                                  silencers, static mixers, general fabrication and associated assemblies for fluid processing                                                     applications. 29 July 2023
Italy ROSETTI MARINO SpA Via Trieste 230,
48122 Ravenna
Italy
ISO 3834-2:2005 (LRV Ltd.) Design, engineering project management, procurement and construction of offshore and       onshore plants and modules, including steel structures. Design engineering and fabrication of pressure vessels and process packages 12 December 2021
Italy ROSETTI MARINO SpA Via del Marchesato 37
48122 Marina di Ravenna (Ravenna)
Italy
ISO 3834-2:2005 (LRV Ltd.) Design, engineering project management, procurement and construction of offshore and       onshore plants and modules, including steel structures. Design engineering and fabrication of pressure vessels and process packages 12 December 2021
Italy NABTESCO OCLAP Srl  Via della Rimembranza, 13,
10060 Piscina To – Italy
ISO 3834-2:2005 (LRV Ltd.) Door system, steps, elevators for disable lifting and equipment for public and railway          
transport vehicles; platform screen doors for underground stations.
27 November 2021
United States HOLTEC Manufacturing Division ,
 HOLTEC International
Keystone Commons, 200 Braddock Avenue,
Turtle Creek, Pennsylvania 15145, United States
ISO 3834-2:2005 (LRV Ltd.) Equipment to store and transport nuclear fuel and other materials, pressure vessels, heat transfer equipment and other similar types of equipment and extruded and miscellaneous fabricated product .                 21 February 2022
Italy ROXA IMPIANTI S.r.l. Via Kennedy, 7/9,
24030 Solza (BG) Italy
ISO 3834-2:2005 (LRV Ltd.) Execution of weld overlay and special welding.   25 September 2020
Italy BAZZANA F.lli srl Via G. Falcone 10
25010 Gambara (BS) – Italy
ISO 3834-2:2005 (LRV Ltd.) Execution of weld overlay for valve bodies and components.   21 August 2012
South Africa DCD Marine Cape Town (PTY) Ltd, Ocean Road, Sturrock Dock, Cape Town, South Africa ISO 3834-2:2005 (LRV Ltd.) Fabrication for heavy and general engineering 27 February 2020
South Africa GEECOM (Pty) Ltd,  1490 Mailship Street, Lazer Park,
Johannesburg, South Africa
ISO 3834-2:2005 (LRV Ltd.) Fabrication of Electrostatic Precipitators in mild and stainless steel. 19 May 2022
United Kingdom Doncasters Paralloy Limited   Paralloy House, Nuffield Road,
Billingham , Cleveland,TS23 4DA, United Kingdom
ISO 3834-2:2005 (LRV Ltd.) Fabrication of Reformer assemblies, catalyst assemblies and ethylene coils for petro                                                                               chemical furnaces.    10 September 2022
China Avanti Wind Systems Manufacturing (Shanghai) Co., Ltd. Building 4 NO.518 Gangde Road Xiaokunshan Town Songjiang District,China ISO 3834-2:2005 (Netherlands) Fabrication of steel and aluminum constructions for use as tower internals of wind turbine towers, including associated welding controls in accordance with the requirements of ISO 3834 – 2 : 2005 06 August 2020
China Avanti Wind Systems Manufacturing (Tianjin) Co., Ltd. Building 31, Jinbin Development Factory No 156, Nanhai Road Economic and Technological,China,300457 ISO 3834-2:2005 (Netherlands) Fabrication of steel and aluminum constructions for use as tower internals of wind turbine towers, including associated welding controls in accordance with the requirements of ISO 3834 – 2 : 2005 24 May 2020
Italy CORDIOLI & C. SPA Via Del Lavoro, 1
 37067 Valeggio Sul    Mincio (VR) - Italy
ISO 3834-2:2005 (LRV Ltd.) Fabrication of Steel structures for railway and roadway bridges and civil-industrial buildings.     21 January 2021
Italy Filtrex S.r.l. Via Rubattino, 94B
20134 Milano (Mi) - Italy
ISO 3834-2:2005 (LRV Ltd.) Filters type simplex, duplex, self-cleaning, automatic, six way valves, coalescent units, skid mounted system, ballast water treatment systems for marine, industrial and oil & gas use.           31 October 2021
France SICA2M Rue des Etats Unis.
72540 LOUE - France
ISO 3834-2:2005 (LRV Ltd.) General Fabrication of Metallic Equipment in Carbon Steel, Austenitic Stainless Steel, and others alloys steel, for Industrial field.  14 March 2022
United Kingdom National Oilwell Varco United Kingdom Limited  Seventh Avenue, Team Valley Trading Estate,
Gateshead, Tyne & Wear, NE11 0JW , United Kingdom
ISO 3834-2:2005 (LRV Ltd.) Manifolds, Valves and flowline Equipment for Oil, Gas and Petrochemical Industries 10 January 2022
Italy Industrie Meccaniche di Bagnolo Srl Strada Paullese , 2
26010 Bagnolo Cremasco (CR)  Italy
ISO 3834-2:2005 (LRV Ltd.) Manufacture  of heat exchangers, pressure vessels and reactors.        23 February 2021
India ISGEC HEAVY ENGINEERING LTD.
(Boiler Manufacturing & Piping Division)
RATANGARH, (Dist.) YAMUNANAGAR-135001, HARYANA
INDIA

ISO 3834-2:2005 (LRV Ltd.) Manufacture of Boilers, boiler components and Pipings. 23 May 2021
China CECO Zhongli Industrial Technology Jiangyin Co. Ltd. No. 23 Park Road, Qiaoqi, Xuxiake Town, Jiangyin
Jiangsu Province
China
ISO 3834-2:2005 (Germany) Manufacture of dampers and auxiliaries (custom built) in accordance with the requirements of ISO 3834 – 2 : 2005 15 December 2019
China Haarslev Machinery (Xuzhou) Co., Ltd. No. 18, Miaoshan Road ,China,221004 ISO 3834-2:2005 (Netherlands) Manufacture of equipment for rendering and pet food, by-products from fish, odour treatment, industrial drying, including associated welding controls in accordance with the requirements of ISO 3834 – 2 : 2005 15 October 2020
United Kingdom EEW Offshore Structures (Britain) Ltd Haverton House, Haverton Hill Road, Billingham,
 TS23, 1 PZ ,United Kingdom
ISO 3834-2:2005 (LRV Ltd.) Manufacture of large diameter tubulars, offshore components, piles and transition pieces 21 April 2021
Austria Liebherr-Werk Nenzing GmBH Dr.-Hans-Libherr-Strasse 1, 6710 Nenzing
Austria
ISO 3834-2:2005 (LRV Ltd.) Manufacture of marine cranes and port crane solutions. 17 June 2021
Germany Liebherr- MCCtec Rostock GmBH  Liebherrstrasse 1, 18146,
Rostock ,
Germany
ISO 3834-2:2005 (LRV Ltd.) Manufacture of marine cranes and port crane solutions. 17 June 2021
Germany Liebherr- MCCtec Rostock GmBH  Betriebstel Lubmin,
Latzower Str. 1, 17509, Rubenow ,
Germany
ISO 3834-2:2005 (LRV Ltd.) Manufacture of marine cranes and port crane solutions. 17 June 2021
United Kingdom Liebherr Sunderland Works Ltd, Ayres Quay, Deptford Terrace, SR4 6DD,
Sunderland Tyne and Wear,
United Kingdom
ISO 3834-2:2005 (LRV Ltd.) Manufacture of marine cranes and port crane solutions. 17 June 2021
China Jiangyin Runye Heavy Industry Machinery Co, Ltd. No.2 Donglin Road Donglin industrial park Zhouzhuang Town,China,214423 ISO 3834-2:2005 (Netherlands) Manufacture of mechanical parts, including associated welding controls in accordance with the requirements of ISO 3834 – 2 : 2005 23 March 2020
China BlueScope Buildings (Guangzhou) Ltd. Guangdong ,China,510530 ISO 3834-2:2005 (Netherlands) Manufacture of pre-engineered steel building systems in accordance with the requirements of ISO 3834 – 2 : 2005 05 July 2018
Italy LAINOX srl Via Vicenza, 13, 36030 S. Vito di Leguzzano (VI),
Italy

ISO 3834-2:2005 (LRV Ltd.) Manufacture of Pressure and Vacuum equipment  17 June 2023
Italy FAI OFFICINE DI CARVICO SPA Via Don Pedrinelli, 36
24030 Carvico (Bg) - Italy
ISO 3834-2:2005 (LRV Ltd.) Manufacture of pressure vessel and components for oil and gas industry for offshore and onshore, pipeline and sealine facilities and water intakes for power generation and desalination plants.             9 April 2023
South Africa 3C Metal South Africa 9A Electron Street, Stikland,
Cape Town, South Africa
ISO 3834-2:2005 (LRV Ltd.) Manufacture of pressurised piping systems and non-pressurised structural component.    12  December 2020
China Tianjin Lasing Technology Development Co., Ltd. Shunfan Road Jinghai Development Zone ,China,300104 ISO 3834-2:2005 (Netherlands) Manufacture of Steel Constructions and Metal Parts used for Industry in accordance with the requirements of ISO 3834 – 2 : 2005 01 February 2021
China Shanghai Ambor Manufacturing Ltd. /Shanghai Ambor Industries Ltd. 456 Xiaonan Road, Fengxian District ,China,201401 ISO 3834-2:2005 (Netherlands) Manufacture of steel structure as lighting poles and wind energy poles and towers including associated welding controls in accordance with the requirements of ISO 3834 – 2 : 2005 19 April 2019
Oman L&T Modular Fabrication Yard LLC PO Box no. 236, P.C : 322, Falaj Al -Qabail Plot No: 3 ,
Sohar Industrial area , Sohar, Sultanate of Oman
ISO 3834-2:2005 (LRV Ltd.) Manufacture of structural components ,Modules and assemblies including piping and pipelines.  1 May 2021
United Kingdom Balfour Beatty Kilpatrick Ltd Brombrough, CH62 4YB ,United Kingdom

ISO 3834-2:2005 (LRV Ltd.) Manufacture, fabrication, installation and site erection of pipework, pressure equipment                                                and assemblies,  plant, equipment, structural and   general steel work.  21 May 2023
United Kingdom L&N (Scotland) Ltd Kirkhill Industrial Estate, Aberdeen,
AB21 0GZ, United Kingdom
ISO 3834-2:2005 (LRV Ltd.) Manufacturer of subsea equipment, control systems & flow-spools, specialised orbital TIG
welding, corrosion resistant overlays & pipe bore in-lay. 
16 May 2021
China MAN Diesel & Turbo China Production Co., Ltd. Ltd. No.9 Fengming Road, Wujin High-Technology Development,China,213164 ISO 3834-2:2005 (Netherlands) Manufacturing of turbo machinery including PGSK compressors, RG compressors, RIKT, steam turbines, base plates and pipe systems, gas turbine including associated welding controls in accordance with the requirements of ISO 3834 – 2 : 2005 15 June 2020
Finland Rautalaaki Oy Harkkotie 10
33470 Ylöjärvi, Finland
ISO 3834-2:2005 (LRV Ltd.) Manufacturing, machining and assembly of multidisciplinary projects of steel constructions  for electric, concrete and mining industrie 28 December 2021
South Africa Turnmill Proquip Engineering (PTY) Ltd 12 Fairbank Street, NW7, Vanderbijlpark, Johannesburg,
South Africa

ISO 3834-2:2005 (LRV Ltd.) Medium thickness steel fabrications, piping and pressure vessels.   1 May 2021
Finland HANZA Metalliset Oy Ahjotie 3,79700, Heinävesi, Finland  ISO 3834-2:2005 (LRV Ltd.) Metal constructions for machine parts and modules 24 May 2023
Italy Micam s.a.s. di A. Arduini & C. Via Campania, 67/69
20093 Cologno Monzese (Mi) - Italy
ISO 3834-2:2005 (LRV Ltd.) Pressure equipment and steel work for plants for chemical, petrochemical, pharmaceutical industry and ecological plants                   5th July  2022
United Kingdom Siemens Industrial Turbomachinery Limited  Joseph Ruston Building, Pelham Street, Lincoln, LN5 7FD,
United Kingdom
ISO 3834-2:2005 (LRV Ltd.) Pressure Systems for SGT 100 to SGT400 Gas Turbine Sets. 28 September 2021
Italy S.A.M.E.C. S.P.A. COSTRUZIONI MECCANICHE Via IV Novembre, 1
26022 Castelverde (Cremona) - Italy
ISO 3834-2:2005 (LRV Ltd.) Pressure vessels in carbon steel, stainless steel and special alloys. Plants for handling and storage of bulk, solid and dust material. Steel structures medium &  heavy.         17 October 2017
United Kingdom Portobello-RMF Engineering Ltd Dinnington, Sheffield,
S25 3RF, United Kingdom
ISO 3834-2:2005 (LRV Ltd.) Pressure Vessels, shell and tube heat exchangers and special fabrications.  6 January 2022
United Kingdom Portobello-RMF Engineering Ltd Holbrook, Sheffield,
S20 3FR, United Kingdom
ISO 3834-2:2005 (LRV Ltd.) Pressure Vessels, shell and tube heat exchangers and special fabrications.  6 January 2022
United Kingdom Gilwood ( Fabricators) Company Ltd Bradshaw Street, Heywood,
Lancashire, OL10 1PL . United Kingdom 
ISO 3834-2:2005 (LRV Ltd.) Pressure Vessels, storage tanks, pipework and structural fabrication.    19 March 2023
Finland Telatek  Oy  Posiontie 30, 93400 Taivalkoski,
 Finland
ISO 3834-2:2005 (LRV Ltd.) Products of steel and aluminium constructions for marine, off-shore, mining, energy and      process industries, railway vehicles.  22 December 2021
United Kingdom Jacob’s Field Services Limited, Armstrong Street, West Marsh Industrial Estate, Grimsby, DN31 1XD, United Kingdom ISO 3834-2:2005 (LRV Ltd.) Repair, manufacture and assembly of steel constructions and piping, specialised orbital TIG  welding, corrosion resistant overlays & Hard facing.  26 March 2022
United Kingdom Laker-Vent Engineering Ltd   Laker House, North Road,
Ellesmere Port, Cheshire, CH65 1BA, United Kingdom
ISO 3834-2:2005 (LRV Ltd.) rocess pipework for the Nuclear, Power, Chemical, Oil & Gas, Pharmaceutical, Sub-sea, Aerospace, Food & Brewing Industries applications.  13 December 2022
China Dongguan City Laigang Steel Structure Co. Ltd. / Shandong Laigang Construction Co., Ltd. Dongguan Branch Longjiantian Industrial Park Huangjiang Town ,China,523765 ISO 3834-2:2005 (Netherlands) Sale and manufacture of Steel Structure for Equipment and Pipe Rack Support; Civil and Industrial Construction including associated welding controls in accordance with the requirements of ISO 3834 – 2 : 2005 01 June 2019
China Jiangsu Juxin Petroleum Steel Pipe Co., Ltd. No.1 Dongzhuang RoadGuangling Industrial Park Guangling Industrial Park ,China,225004 ISO 3834-2:2005 (Netherlands) Sale and Manufacture of Steel Structure for Equipment including associated welding controls in accordance with the requirements of ISO 3834 – 2 : 2005 06 August 2021
China Shanghai Seaflower Heavy Industry Co., Ltd No. 558, Jianguo Road North Song Village Fengxian District,China,201400 ISO 3834-2:2005 (Netherlands) Sale and Manufacture of Steel Structure for Equipment including associated welding controls in accordance with the requirements of ISO 3834 – 2: 2005 11 August 2019
China Howden Hua Engineering Co., Ltd. Shandong ,China,264205 ISO 3834-2:2005 (Netherlands) Sale, design and manufacture of rotary regenerative air pre-heaters, gas re-heaters, compressors, blowers, cooling fans and industrial fans to various specifications, provision of installation and after sales services to above products including associated welding controls in accordance with the r 20 April 2021
Italy FERRETTI INTERNATIONAL S.r.l. Via G.Marconi 20
24044 Dalmine (BG)  Italy
ISO 3834-2:2005 (LRV Ltd.) Steel  Structures assembly for buildings and industrial plants.  Piping and pressure parts                                              assembly for industrial Plants                                                                        29 November 2020
Finland LOHKOASENNUS OY Suojatie 5, Halli 18-1, 26100 Rauma
Finland
ISO 3834-2:2005 (LRV Ltd.) Steel and aluminium constructions, port equipment, car ramps and passenger gangways  6 February 2023
Italy F.lli Bertoni S.r.l. Via Monte Sagro,
19021 Arcola (SP) - Italy
ISO 3834-2:2005 (LRV Ltd.) Steel and Aluminium structures for industrial applications.   21 June 2021
Finland Telatek Service Oy  Varvintie 53, FI-92100 Raahe,
 Finland
ISO 3834-2:2005 (LRV Ltd.) Steel components and constructions, repair welding , weld surfacing and special          fabrications.  31 December 2021
China China Railway Baoji Bridge Group Co., Ltd. / China Railway Baoji Bridge (Yangzhou) Co., Ltd. Xinba, Lidian Town Guangling District ,China,225107 ISO 3834-2:2005 (Netherlands) Steel constructions for using road bridge, railway bridge, steel tower and steel structure in accordance with the requirements of ISO 3834 – 2 : 2005 15 October 2020
United Kingdom 3Ks Engineering Ltd Embankment Road, Machynys, Llanelli, Carmarthenshire,
SA15 2DN . United Kingdom
ISO 3834-2:2005 (LRV Ltd.) Steel Structures and General Fabrications 21 March 2021
United Kingdom Bradgate Containers Limited Leicester Road,
Shepshed, Leicestershire, LE12 9EG, United Kingdom
ISO 3834-3:2005 (LRV Ltd.) Steel Structures and General Fabrications. 7 April 2020
United Kingdom GSFA Limited   Gibbs Road, Lye, Stourbridge,
West Midlands, DY9 8SY , United Kingdom
ISO 3834-2:2005 (LRV Ltd.) Structural steel work, pressure vessels, pipework, packaged equipment.      15 May 2022
United Kingdom Normand and Thompson Ltd  Hillend Industrial Estate, Dalgety Bay, KY11 9JH, Fife, Scotland, United Kingdom ISO 3834-3:2005 (LRV Ltd.) Structural steel work, pressure vessels, pipework, storage tanks. 24 August 2021
Italy IAL ENGINEERING SERVICES Ltd  La Retriate Rd, Gonzales Village,
Guapo, Trinidad, W.I.
ISO 3834-2:2005 (LRV Ltd.) Structural Steel, Process and Pressure Piping.  7 October 2021
United Kingdom Fort Vale Engineering Limited Simonstone Lane,
Simonstone, Lancashire, United Kingdom
ISO 3834-2:2005 (LRV Ltd.) Valves and Ancillary Equipment for Containers, Road Tankers and Industrial Applications 8 September 2019
France OELTECHNIK FRANCE SARL Zone Artisanale, 6 Rue des Artisans.
68140 MUNSTER - France
ISO 3834-2:2005 (LRV Ltd.) Water and lube oil systems, seal gas panels and gas skids, heat exchangers and pressure
    vessels, process piping and general fabrication.  
27 January 2021
Estonia Stera Saue AS Tule 22
EST-76505 SAUE, HARJUMAA
Estonia
ISO 3834-2:2005 (LRV Ltd.) Welded and machined components and assemblies for ventilation systems, working vehicle,      electric and lifting industry applications. 4 June 2022
Finland Stera Technologies Oy Valtaimenkuja 80,
30100 FORSSA
Finland
ISO 3834-2:2005 (LRV Ltd.) Welded and machined components and assemblies for ventilation systems, working vehicle,      electric and lifting industry applications. 4 June 2022
Finland Stera Technologies Oy Asessorinkatu 12,
20780 KAARINA
Finland
ISO 3834-2:2005 (LRV Ltd.) Welded and machined components and assemblies for ventilation systems, working vehicle,      electric and lifting industry applications. 4 June 2022
Finland Stera Technologies Oy Varikkotie 2,
73600 KAAVI
Finland
ISO 3834-2:2005 (LRV Ltd.) Welded and machined components and assemblies for ventilation systems, working vehicle,      electric and lifting industry applications. 4 June 2022
Estonia HANZA Mechanics Narva, Kulgu 5, 20104, Narva, Estonia ISO 3834-2:2005 (LRV Ltd.) Welded and machined components and assemblies for ventilation systems, working vehicle, electric and lifting industry applications.  24 May 2023
United Kingdom National Oilwell Varco, Process and Flow Technologies Brent Avenue, Montrose, Angus, DD10 9PB.United Kingdom ISO 3834-2:2005 (LRV Ltd.) Welded Components and Structures for the Oil, Gas and Industrial Markets 29 July 2019
Finland KONEPAJA TIMEKA OY PAJATIE 3, 23100 MYNÄMÄKI , Finland ISO 3834-2:2005 (LRV Ltd.) Welded components for equipment intended to automation and robot
industry
18 February 2023
United Kingdom Fort Vale Nuclear Limited Simonstone Lane,
Simonstone, Lancashire, United Kingdom
ISO 3834-2:2005 (LRV Ltd.) Welded Components for the Nuclear Industry. 8 September 2019
Italy SIDERTAGLIO CALANDRATURA srl  Via Marzotto, 9
36031 Povolaro di Dueville (VI) – Italy
ISO 3834-2:2005 (LRV Ltd.) Welded Pipelines, cylinders for papermaking and textile industries, parts of pressure vessels and tanks.                 29 June 2022
Italy WORTHINGTON S.p.A. Via Rossini, 90/92
20033 Desio (Mi) Italy
ISO 3834-2:2005 (LRV Ltd.) Welding of castings and piping in carbon, austenitic, duplex and super duplex steel and
    non-ferrous alloys for engineered pumps, spares and related pumping systems.        
29 November 2020
China Hebei Capital Energy-Efficient Equipment Co., Ltd. Chengnan New AreaYanshan County ,China, ISO 3834-2:2005 (Netherlands) Welding of coiled barrels, pump bodies and pipe systems, including associated welding controls in accordance with the requirements of ISO 3834 – 2: 2005 07 Dec. 2019
Italy O.ME.R. SRL Via A. Russello, 1
90044 Carini (Pa) - Italy
ISO 3834-2:2005 (LRV Ltd.) Welding of stainless steel and light alloys carpentry for railway and wheeled vehicles          8 December 2020
Austria voestalpine Giesserei Traisen GmbH Mariazeller Str. 75, 3160 Traisen, Austria ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Production welding with or without heat treatment of steel and nodular iron castings. 13 November 2020
Austria Flowserve (Austria) GmbH Industriastr. B/6, 2345 Brunn am Gebirge, Austria ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of pumps and pipings. 29 September 2020
Belgium Engicon nv Broelstraat 20, 8530 Harelbeke, Belgium ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of pressure vessels and components for pressure vessels. 31 March 2019
China Fong's National Eng 17-19 Lixin Road, Danzhutou Industrial Zone, Nanwan Sub-District, Longgang District, Shenzhen City,  518114, China ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of pressure vessels, heat exchangers and associated pipework. 30 September 2020
China CECO Zhongli Industrial Technology Jiangyin Co. No. 23 Park Road, Jiangyin, China ISO 3834-2:2005(Lloyd's Register Deutschland GmbH) Manufacture of dampers and auliliaries (custom built).  15 December 2019
China Wuxi Huaneng Heat Energy Euipment Co., Ltd. No. 21 Hehuan West Road, Hudai Town, China ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of power plant equipment and spare parts . 25 May 2020
France Guichon Valves SA 26 rue Paul Giro, 73000 Chambéry, France ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of industrial valves. 12 May 2019
Germany Boller GmbH & Co. KG Dieselstr. 15, 57277 Neunkirchen, Germany ISO 3834-3:2005 (Lloyd's Register Deutschland GmbH) Manufacture of fittings, components and findings 15 August 2019
Germany Jakob Hülsen GmbH & Co. KG Maysweg 14, 47918 Tönisvorst, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Marine, truck and rail loading arms, swivel joints, couplings and loading stations for gaseous and liquid media as well as control equipment 1 October 2021
Germany SVT GmbH Eisenwerkstr. 21-27, 58332 Schwelm, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of weld components made of carbon steel or austeritic steel   31 August 2019
Germany RIFOX-Hans Richter GmbH Spezialarmaturen Bertha-von-Suttner-Str. 9, 28207 Bremen, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of welded parts of carbon and low-alloyed steel with and without heat 15 February 2021
Germany EEW Bergrohr GmbH Siegstr. 70, 57076 Siegen, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of SAQ carbon and stainless steel tubulars 31 October 2019
Germany Erndtebrücker Eisenwerk GmbH & Co. KG Im Grünewald 2, 57339 Erndtebrück, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of pressure retaining vessel parts, piping and applicable parts of carbon, low- and high-alloy steel with and without heat treatment. 15 December 2018
Germany R. Nückel GmbH Eiserfelder Str. 206a, 57072 Siegen, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacturer of welded covers without post weld heat treatment 28 February 2021
Germany OTTO JUNKER GmbH Jägerhausstr. 22, 52152 Simmerath-Lammersdorf, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Pressure vessels and heat exchangers. 4 December 2018
Germany ACHENBACH + DEUKER GmbH & Co Wenschstr. 15, 57078 Siegen, Germany ISO 3834-3:2005 (Lloyd's Register Deutschland GmbH) Manufacture of pressure vessels and piping. 31 August 2019
Germany G. Klappert Apparatebau GmbH Niederndorferstr. 20, 57258 Freudenberg, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Welded or screwd parts and components such as valves, tube sections and housings. 13 July 2020
Germany Claudius Peters Projects GmbH Schanzenstraße 40, 21614 Buxtehude, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Construction welding to turbine components. 31 January 2021
Germany Siemens AG Frankenstraße 70-80, 90461 Nürnberg, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of welded pressure vessels made of carbon steels and stainless steels. 31 May 2021
Germany GOH Behälter- und Anlagenbau GmbH Lützelau 8, 57250 Netphen, Germany ISO 3834-3:2005 (Lloyd's Register Deutschland GmbH) Manufacture of pressure vessels, piping and components made of carbon steel or austenitic steel. 16 June 2019
Germany voestalpine Giesserei Linz GmbH Voest-Alpine-Str. 3, 4020 Linz, Austria ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of turbo machinery and piping systems. 20 October 2020
Germany MAN Diesel & Turbo SE Steinbrinkstr. 1, 46145 Oberhausen/Berlin, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of pressure equipment and welded components of carbon and low alloyed steel, aluminium, austenitic and duplex steel as well as teheir combination. 31 January 2019
Germany GOH Filtertechnik GmbH Scharnhorststr. 7, 35260 Stadtallendorf, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of welded parts without heat treatment for pressure vessels, fabricated bends, piping and components. 20 November 2019
Germany K.A. Welsch Apparatebau In der Au 19, 57290 Neunkirchen, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Construction welding of tank containers and pressure vessels. 28 February 2021
Germany WEW Container Systems GmbH Ringstraße 65a, 57586 Weitefeld, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of piping systems. 12 March 2019
Germany MEIER Gastechnik GmbH & Co. KG Urselbachstr. 77a, 61440 Oberursel, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of SAW carbon and stainless steel tubulars. 30 September 2020
Germany EEW Special Pipe Constructions GmbH Ost-West-Str. 12, 18147 Rostock, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of tube coils, flat tube coils, half pipe tube coils and general pipe works. 30 January 2021
Germany Henkel Rohrverformungstechnik GmbH Setzer Str. 8, 57223 Kreuztal, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH)   22 February 2021
Germany Grund-Anlagenbau Wasser- & Umwelttechnik GmbH & Co KG Jupiterweg 33, 24983 Handewitt, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of stainless steels tubes and fittings DN 4 to DN 500. 11 July 2021
Germany Dockweiler AG An der Autobahn 10/20, 19306 Neustadt-Glewe, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of pressure vessels, semi-finished products and components. 15 February 2019
Germany EEW Pickhan Unformtechnik GmbH Birlenbacher Str. 26, 57078 Siegen, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of refrigeration and membrane compressed air dryer and associated piping. 31 May 2020
Germany ultratroc gmbh Ochsenweg 73, 24941 Flensburg, Germany ISO 3834-3:2005 (Lloyd's Register Deutschland GmbH) Manufacture of weld components made of catbon- and austenitic steel and aluminium alloy steel. 5 October 2020
Germany Maschinenbau Lorenzen Rödemis-Hallig 7, 25813 Husum, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of piping, filters and pressure equipment parts. 11 April 2020
Germany Dango & Dienenthal Maschinenbau GmbH Hagener Str. 103, 57072 Siegen, Germany ISO 3834-3:2005 (Lloyd's Register Deutschland GmbH) Mounting of piping systems for power plants and industrial plants. 28 June 2021
Germany Rohrleitungsbau Kothes GmbH Schloßallee 62, 40597 Düsseldorf Benrath, Germany ISO 3834-3:2005 (Lloyd's Register Deutschland GmbH) Manufacture of pressure vessels, apparatus and pipping within the scope or existing welding procedures. 9 September 2021
Germany Berendes Metalltechnik GmbH Bergstr. 63 A, 56203 Hohr-Grenzhausen, Germany ISO 3834-3:2005 (Lloyd's Register Deutschland GmbH) Manufacture of steel Construction components. 30 June 2020
Germany Schütz GmbH & C0. KGaA Berggarten 1, 56427 Siershahn, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of casing parts. 26 October 2020
Germany ProDEKon Blechtechnik GmbH & Co KG Carl-Borgward-Str. 12, 33335 Gütersloh, Germany ISO 3834-3:2005 (Lloyd's Register Deutschland GmbH) Manufacture, repair and alteration of pressure vessels, max 6 m diameter, 120 mm wall thickness, 60 m length. 6 December 2019
Germany Peter Heib - Anlagen- und Rohrleitungsbau Kolpingstr. 24, 66839 Schmelz, Germany ISO 3834-3:2005 (Lloyd's Register Deutschland GmbH) Manufacture of cranes, hoists, load turning devices and crane components. Welding of constructions of low carbon steel qualities. 20 June 2019
Germany VETTER Krahntech GmbH Siegtalstr. 22, 57080 Siegen, Germany ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of pressure vessels and piping made of austenitic steel sub-group 8.1 (ISO/TR 15608). 11 December 2019
Germany R + H Behälterbau GmbH Schleswiger Str. 73, 24986 Mittelangeln/OT Satrup, Germany ISO 3834-3:2005 (Lloyd's Register Deutschland GmbH)   16 February 2020
Hungary Komplex Üjgesti Acelzerkezet és Gépgyártó Zrt Soroksári út 48, 1085 Bukarest, Hungary ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of welded components, machine parts and units. 5 February 2020
Hungary Heurtey Petrochem Manufacturing SA Str. Santierului,Nr. 39, 120226 Buzau, Hungary ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of welded components made of carbon steel and austenic steels. 16 June 2019
Indonesia PT. McDermott Indonesia Jalan Bawal No.1, Batu Merah, Batu Ampar, Kota Batam, Kepulauan Riau 29452, Indonesien ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of steel structure or components for the energy components. 8 March 2021
Spain AMPO S.COOP Poligono Industrial Poyam, s/n, 20213 Madrid, Spain ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of components made of carbon steel, alloy steel, austenitic and duplex steel. 19 June 2020
Switzerland MAN Diesel & Turbo Schweiz AG Hardstr. 319, 8005 Zürich, Switzerland ISO 3834-2:2005 (Lloyd's Register Deutschland GmbH) Manufacture of turbo-engines and gas turbines. 16 May 2020
The Netherlands Tankbouw Rootselaar BV Nijverheidsstraat 33, 3861 RJ Nukerk, The Netherlands ISO 3834-3:2005 (Lloyd's Register Deutschland GmbH)   7 April 2019
US Continental Disc Corporation 3160 West Heartland Drive, MO 64068, Liberty, US ISO 3834-3:2005 (Lloyd's Register Deutschland GmbH) Manufacture of rupture discs and rupture disc assemblies. 20 October 2020

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