We specialize in supplying seamless steel pipes renowned for their superior strength, uniformity, and reliability in demanding environments. Manufactured through extrusion or rotary piercing, these pipes lack welded seams, making them ideal for high-pressure, high-temperature, and corrosive applications across oil and gas exploration, power generation, petrochemical plants, automotive, and aerospace industries. Our products are crafted from premium carbon steel, alloy steel, and stainless steel, ensuring exceptional performance under extreme conditions.
|
Parameter |
Range/Options |
|---|---|
|
Outer Diameter (OD) |
1/8" – 24" (3.2 mm – 610 mm)；Metric: 10 mm – 1,200 mm |
|
Wall Thickness |
0.5 mm – 50 mm；Schedule 10 – XXS (ASME B36.10/B36.19) |
|
Length |
Standard: 6m, 12m；Custom: Up to 18m |
|
Material Grades |
Carbon Steel (ASTM A106, API 5L), Alloy Steel (A335 P11/P22), Stainless (304/316) |
|
Surface Finish |
Black, galvanized, polished, coated (epoxy, FBE) |
|
Applications |
Boilers, pipelines, hydraulic systems, heat exchangers, machinery |
|
Standard |
Scope |
Key Grades |
Key Features |
|---|---|---|---|
|
ASTM A106 |
High-temperature service (carbon steel) |
Gr. A, B, C |
Ideal for refineries, power plants |
|
ASTM A333 |
Low-temperature seamless pipes |
Gr. 1, 6, 7 |
For cryogenic applications (-45°C to 345°C) |
|
API 5L |
Line pipes for oil/gas transportation |
Gr. B, X42–X80 |
Sour service compliant, high yield strength |
|
EN 10216 |
European standard for pressure pipes |
P195–P460 |
Complies with PED (Pressure Equipment Directive) |
|
GB/T 8163 |
Chinese general-purpose seamless pipes |
10#, 20#, 16Mn |
Cost-effective for construction and machinery |
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