ASTM A790 DUPLEX & SUPER DUPLEX PIPES & TUBES SPECIFICATION
Specification : | ASTM A790 / ASME SA790, ASTM A789 / ASME SA A789 |
Dimensions : | ASTM, ASME and API |
Seamless Pipes & Tubes Sizes : | 1/2” NB - 8” NB |
Welded Pipes & Tubes Sizes : | 6” NB - 24” NB |
Outer Diameter : | 6.00 mm OD up to 250 mm OD, Sizes up to 12” NB |
Thickness : | 0.5-45mm |
Length : | Single Random, Double Random & Required Length |
Form : | Round, Square, Rectangular, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tubes |
Types : | Seamless / ERW / Welded / Fabricated / CDW |
Grades : | UNS S31803, S32205, S32750, S32760, S32950 |
Duplex Steel Seamless Pipes
Duplex Steel Seamless Tubes
Super Duplex Steel Welded Pipes
Super Duplex Welded Tubes
Super Duplex Steel Rectangular Pipes
Duplex Steel Rectangular Tubes
AISI UNS S31803 ERW Pipes
A790 Super Duplex Steel ERW Tubes
Chemical composition of Duplex & Super Duplex Pipes & Tubes
Cr | Mo | Mn | Si | C | N | S | P | Fe |
---|---|---|---|---|---|---|---|---|
4.5 | 22.0 | 3.0 | - | - | - | 0.14 | - | - |
6.5 | 23.0 | 3.5 | 2.0 | 1.0 | 0.03 | 0.2 | 0.02 | 0.03 |
Mechanical properties of Duplex & Super Duplex Pipes & Tubes
Proof Stress 0.2% (MPa) |
Tensile Strength (MPa) |
Elongation A5(%) |
Hardness Max | |
---|---|---|---|---|
HB | HRB | |||
550 | 795 | 15 | 310 | 32* |
SS duplex 2205, uns s31803, uns s32205, wnr 1.4462 stainless steel pipes, tube stock and supply range
Sr. No. | Product Description | Outside Diamter, OD (in mm) | Wall Thickness, WT (in mm) |
---|---|---|---|
1 | Duplex Stainless Steel Round Pipe/Tube | 6mm – 630mm | 0.5mm-30mm |
2 | Duplex Stainless Steel Square Pipe/Tube | 12.7mm* 12.7mm to 300mm* 300mm | 0.5mm-30mm |
3 | Duplex Stainless Steel Rectangular Pipe/Tube | 10*20mm to 100*200mm | 0.5mm-30mm |
4 | Duplex Stainless Steel Colour Coated Pipe/Tube | 6mm to 630mm | 0.5mm-30mm |
5 | Duplex Stainless Steel Ornamental Tubes | 12.7mm to 76.2mm | 0.5mm-2.0mm |
6 | Duplex Stainless Steel Electropolished Pipes/Tubes | 12.7mm to 250mm | 0.5mm-30mm |
7 | Duplex Stainless Steel Slot Round Pipe/Tube | 12.7mm to 76.2mm | 0.5mm-2.0mm |
8 | Duplex Stainless Steel Triangle Tube | 16mm to 85mm | 0.5mm-3.0mm |
9 | Duplex Stainless Steel Hexagonal Tube | 13mm to 85mm | 0.5mm-2.0mm |
10 | Duplex Stainless Steel Handrail Tube | – | 0.5mm-2.0mm |
11 | Duplex Stainless Steel U Shaped Tube | 20mm to 200mm | 0.5mm-2.0mm |
12 | Duplex Thin-Wall Stainless Steel Tube | 22mm*0.7mm to 108mm*2.0mm | 0.5mm-2.0mm |
13 | Duplex Inner/Outside Polished Stainless Steel Tube, Pipes | 12.5mm to 203.2mm | 1.0mm – 5mm |
14 | Duplex Stainless Steel Capillary Tube | 0.28mm to 10mm | 0.08mm – 1.2mm |
15 | Duplex Stainless Steel Seamless Tube | 6mm to 430mm | 0.8mm – 30mm |
Other products of duplex & super duplex pipes & tubes
• | Duplex Steel Seamless Pipes | • | Super Duplex Steel Welded Tubes |
• | ASTM A790 Super Duplex Steel Seamless Tubes | • | Duplex Steel Seamless Pipes & Tubes |
• | AISI UNS S31803 ERW Pipes | • | A790 Super Duplex Steel ERW Tubes |
• | UNS S32205 Welded Pipes | • | ASTM A790 Duplex Steel EFW Tubes |
• | UNS S32950 Seamless Pipes | • | ASTM A790 UNS S32750 Welded Pipes |
• | Super Duplex Steel Rectangular Pipes | • | Duplex Steel Rectangular Tubes |
• | A790 Super Duplex Steel Pipes & Tubes | • | A790 Duplex Steel Seamless Tubes |
Our associates manufacturers of duplex & super duplex pipes & tubes
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |