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we have obtained ISO 9001, ISO 14001, ISO 45001, CE, AAA-level credit rating certification, etc.
we have obtained ISO 9001, ISO 14001, ISO 45001, CE, AAA-level credit rating certification, etc.
ASME SA691/SA691M Standard Specification for Carbon and Alloy Steel Pipe, Electric-Fusion-Welded for High-Pressure Service at High Temperatures covers carbon and alloy steel pipe, electric-fusion-welded EFW with filler metal added, fabricated from pressure vessel quality plate of several analyses and strength levels and suitable for high-pressure service at high temperatures. Heat treatment may or may not be required to attain the desired mechanical properties. The pipes are classified according to steel grades and are designated in classes according to the type of heat treatment performed in the pipe manufacture, whether the weld is radiographically examined, and whether the pipe has been pressure tested.
Grade : Alloy Steel A691 GRADE 1 CR, GRADE 1/2 CR, GRADE 1 1/4 CR, GRADE 2 1/4 CR, GRADE 3 CR, GRADE 5 CR, GRADE 9 CR, GRADE 91, CM 65, CM 70, CM 75
Specification : ASTM A691 / ASME SA691
Size : 1/2” NB – 24” NB
Thickness : SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Type : Seamless / ERW / Welded / Fabricated / LSAW Pipes
Form : Round, Square, Rectangular, Hydraulic Etc
Length : Single Random, Double Random & Cut Length.
End : Plain End, Beveled End, Threaded
|
Product |
Seamless Steel Pipe |
ERW pipe |
SSAW pipe |
Casing and Tubing |
|
|
O.D |
13.72-914.4mm |
21.3-660mm |
406-1626mm |
219-3500mm |
Casing Size: 4-1/2' - 20' (114.3 mm - 508 mm) |
|
W.T |
1.25-50mm |
1-20mm |
6-60mm |
5-26mm |
0.205' - 0.635 mm; Length: R1 (4.88 m - 7.62 m), R2(7.62 m - 10.36 m), R3 (10.36 m - longer) |
|
Unit Length |
5.8/6/11.8/12m..etc |
5.8/6/11.8/12m..etc |
5.8/6/11.8/12m..etc |
5.8/6/11.8/12m..etc |
|
|
Material |
GR.B, X42, X46, X52, S355JOH, S355J2H, St 44.0, P265GH, P235GH, P265TR1 |
GR.B, St 37, St 52, S235, X42, X46, X52, X56, X60, X65, X70 |
GR.B, St 37, St 52, S235, S355JRH, X42, X46, X52, X56, X60 |
GR.B, St 37, St 52, S235, X42, X46, X52, X56, X60, X65, X70 |
H40, J55, K55, N80, C75, L80, C90, T95, Q125 |
|
Usage |
Chilled Water Pipe, Drinking water Pipe, Waste Water Pipe, Structural Tube, Fluid Pipe, Boiler Pipe, Oil and Gas Transportation Pipe, Mechanical Structure Pipe. |
Low Pressure Liquid Delivery, such as water, gas and oil. |
Low Pressure Liquid Delivery, such as water, gas and oil. |
Low Pressure Liquid Delivery, such as water, gas and oil. |
Conveying gas, water, oil, natural gas |
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