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Welded pipes & tubes
Delivery programme
- Outside diameter: from 0,5mm till 2400mm
- Thickness: from 0,8mm till 60mm
- Outside diameter: from 1/8” till 94”
- Thickness: SCH5S till SCH XXS
- Length: till 11800mm
- Super size welded pipes (above 24”, big size, heavy wall)
- Welded heat exchanger tubes
- Welded U-tubes / Welded U-bended heat exchanger tubes
- Welded tubing (imperial and metric) (BWG-S / SWG-S)
- EFW, ERW, DSAW, TIG, PLASMA, SMAW
Welded WX pipe ASTM A312 24'' SCH STD in 321H with intergranular corrosion test (ASTM A262 E) and grain size test (ASTM E112)
Welded pipes ASTM A358 class 1 in 904L with 100% X-ray of the weld as per norm and with special WPS/PQR requirements as per client’s specification
Welded pipes DIN17457 TC2 / EN10217-7 TC2 DIN EN ISO1127 D3/T3 of 88,9x2 and 812,8 x5mm in 1.4404
Welded WX pipes ASTM A312 of 14'' SCH STD in 310S produced in 7 days and than shipped with air freight to Dubai
Qualities
- ASTM / UNS: 304, 304L, 316, 316L, 321, 316Ti, 304H, 321H, 316H, 347, 347H, 317, 317L, 310(S), 309(S), 314, 316LMo, 410, 446, duplex S31803 / F51, superduplex S32750 and S32760 / F53 / F55, 904L, 6Mo / S31254 / F44 / 254SMO
- DIN /EN: 1.4301, 1.4306, 1.4307, 1.4401, 1.4404, 1.4541, 1.4571, 1.4948, 1.4878, 1.4919, 1.4550, 1.4449, 1.4438, 1.4828, 1.4833, 1.4841, 1.4435, 1.4436, 1.4006, 1.4749, 1.4462, 1.4410, 1.4501, 1.4539, 1.4547, 1.4529
- Nickel 200 (UNS N02200), monel 400 (N04400), inconel 600 (N06600), inconel 625 (N06625), incoloy 800 (N08800), incoloy 825 (N08825), hastelloy C276, hastelloy C22, alloy 20 (N08020), alloy 28 (N08028), titanium grade 1, titanium grade 2, titanium grade 5, curponickel and zirconium, tantalum
Pipes EN10217-7 TC1 DIN EN ISO1127 D3/T3 of 21,3x1,6 till 609,6 x 4 in 1.4571 (316Ti)
Welded heat exchanger pipes ASTM A249 25,4 x 1,24 in 316/316L
Welded sanitary pipe DIN11850 BC154,0 x 2,0 in 1.4404 for export to Argentina
Norms
| Tube in incoloy | |
| DIN EN ISO 1127 | Stainless steel tubes – Dimensions, tolerances and conventional masses per unit length |
| D4/T3 | tolerance outside diameter: +/- 0,5%, tolerance thickness: +/- 10,0% |
| D3/T3 | tolerance outside diameter: +/- 0,75%, tolerance thickness: +/- 10,0% |
| D2/T2 | tolerance outside diameter: +/- 1,0%, tolerance thickness: +/- 12,5% |
| EN 10217-7 | Welded steel tubes for pressure purposes – Technical delivery conditions – Part 7: Stainless steel tubes |
| EN 10296-2 | Welded circular steel tubes for mechanical and general engineering purposes – Technical delivery conditions – Part 2: Stainless steel |
| DIN 17455 | Welded circular stainless steel tubes with general quality requirements -Technical delivery conditions |
| DIN 17457 | Welded circular tubes of austenitic steels with special quality requirements -Technical delivery conditions |
| DIN 11850 | Tubes for the food, chemical and pharmaceutical industry – Stainless steel tubes – Dimensions, materials |
| DIN 2463-1 | Welded austenitic stainless steel tubes: dimensions and masses per unit length |
| DIN 2393-1 | Welded precision steel tubes – Dimensions |
| DIN 2393-2 | Welded precision steel tubes – Technical delivery conditions |
| AD-W0 (AD2000-Merkblatt W0) | General principles for materials |
| AD-W2 (AD2000-Merkblatt W2) | Austenitic and austenitic-ferritic steels |
| AD-W10 (AD2000-Merkblatt W10) | Materials for low temperatures – Ferrous materials |
| AD-HP100R (AD2000-Merkblatt HP100R) | Construction regulations Metal piping |
| ASTM A312/A312M | Standard Specification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes |
| ASTM A358/A358M | Standard Specification for Electric-Fusion-Welded Austenitic Chromium-Nickel Stainless Steel Pipe for High-Temperature |
| ASTM A249/A249M | Standard Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger and Condenser Tubes |
| ASTM A409/A409M | Standard Specification for Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service |
| ASTM A554 | Standard Specification for Welded Stainless Steel Mechanical Tubing |
| ASTM A668/A688M | Standard Specification for Welded Austenitic Stainless Steel Feedwater Heater Tubes |
| ASTM A376/A376M | Standard Specification for Seamless Austenitic Steel Pipe for High-Temperature Central- Station Service |
| ASTM A789/A789M | Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service |
| ASTM A790/A790M | Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe |
| ASTM A268/A268M | Standard Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service |
| ASTM A269 | Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service |
| ASTM A270 | Standard Specification for Seamless and Welded Austenitic and Ferritic/Austenitic Stainless Steel Sanitary Tubing |
| ASTM A632 | Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing (Small-Diameter) for General Service |
| ASTM A813/A813M | Standard Specification for Single- or Double-Welded Austenitic Stainless Steel Pipe |
| ASTM A814/A814M | Standard Specification for Cold-Worked Welded Austenitic Stainless Steel Pipe |
| ASTM A999/A999M | Standard Specification for General Requirements for Alloy and Stainless Steel Pipe |
| ASTM A1016/A1016M | Standard Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stainless Steel Tubes |
| ASTM A530/A530M | Standard Specification for General Requirements for Specialized Carbon and Alloy Steel Pipe |
| ASTM A450/A450M | Standard Specification for General Requirements for Carbon and Low Alloy Steel Tubes |
| Tube in 254SMO | |
| ASTM B337 | Standard Specification for Seamless and Welded Titanium and Titanium Alloy Pipe |
| ASTM B464 | Standard Specification for Welded UNS N08020, N08024, and N08026 Alloy Pipe |
| ASTM B468 | Standard Specification for Welded UNS N08020, N08024, and N08026 Alloy Tubes |
| ASTM B474 | Standard Specification for Electric Fusion Welded Nickel and Nickel Alloy Pipe |
| ASTM B514 | Standard Specification for Welded Nickel-Iron-Chromium Alloy Pipe |
| ASTM B515 | Standard Specification for Welded UNS N08120, UNS N08800, UNS N08810, and UNS N08811 Alloy Tubes |
| ASTM B516 | Standard Specification for Welded Nickel-Chromium-Iron Alloy (UNS N06600, UNS N06603, UNS N06025, and UNS N06045 Tubes |
| ASTM B517 | Standard Specification for Welded Nickel-Chromium-Iron-Alloy (UNS N06600, UNS N06603, UNS N06025 and UNS N06045) Pipe |
| ASTM B546 | Standard Specification for Electric Fusion-Welded Ni-Cr-Co-Mo Alloy (UNS N06617), Ni-Fe-Cr-Si Alloys (UNS N08330 and UNS N08332), Ni-Cr-Fe-Al Alloy (UNS N06603), Ni-Cr-Fe Alloy (UNS N06025), and Ni-Cr-Fe-Si Alloy (UNS N06045) Pipe |
| ASTM B619 | Standard Specification for Welded Nickel and Nickel-Cobalt Alloy Pipe |
| ASTM B626 | Standard Specification for Welded Nickel and Nickel-Cobalt Alloy Tube |
| ASTM B673 | Standard Specification for UNS N08925, UNS N08354, and UNS N08926 Welded Pipe |
| ASTM B674 | Standard Specification for UNS N08925, UNS N08354, and UNS N08926 Welded Tube |
| ASTM B675 | Standard Specification for UNS N08367 Welded Pipe |
| ASTM B676 | Standard Specification for UNS N08367 Welded Tube |
| ASTM B704 | Standard Specification for Welded UNS N06625, UNS N06219 and UNS N08825 Alloy Tubes |
| ASTM B705 | Standard Specification for Nickel-Alloy (UNS N06625, N06219 and N08825) Welded Pipe |
| ASTM B723 | Standard Specification for Nickel-Chromium-Molybdenum-Cobalt-Tungsten-Iron-Silicon Alloy (UNS N06333) Welded Pipe |
| ASTM B725 | Standard Specification for Welded Nickel (UNS N02200/UNS N02201) and Nickel Copper Alloy (UNS N04400) Pipe |
| ASTM B726 | Standard Specification for Nickel-Chromium-Molybdenum-Cobalt-Tungsten-Iron-Silicon Alloy (UNS N06333) Welded Tube |
| ASTM B730 | Standard Specification for Welded Nickel (UNS N02200/UNS N02201) and Nickel Copper Alloy (UNS N04400) Tube |
| ASTM B751 | Standard Specification for General Requirements for Nickel and Nickel Alloy Welded Tube |
| ASTM B775 | Standard Specification for General Requirements for Nickel and Nickel Alloy Welded Pipe |
| ASTM B804 | Standard Specification for UNS N08367 and UNS N08926 Welded Pipe |
| ASTM B924 | Standard Specification for Seamless and Welded Nickel Alloy Condenser and Heat Exchanger Tubes With Integral Fins |
| SEW 400 | Rolled and Forged Stainless Steels |
| SEW 470 | Heat Resisting Rolled and Forged Steels |
| ASME B36.10M | Welded and seamless wrought steel pipe |
| ASME B36.19M | Stainless steel pipe |
| NACE MR0175 | Sulfide Stress Cracking Resistant Metallic Materials for Oilfield Equipment |
| NACE MR0103 | Materials Resistant to Sulfide Stress Cracking in Corrosive Petroleum Refining Environments |