Low carbon seamless pipes are made from high-quality low carbon steel with tensile strength between 375 and 500 MPa and yield strength above 235 MPa. They feature excellent ductility, weldability, and corrosion resistance, making them ideal for fluid transport, machinery manufacturing, and structural engineering applications.
Product Parameters
|
Item |
Description |
|
Material Grades |
Q195, Q215, Q235, 10#, 20# |
|
Manufacturing Process |
Hot-rolled or cold-drawn seamless pipe |
|
Outer Diameter Range (OD) |
10 mm – 630 mm |
|
Wall Thickness Range (WT) |
1.5 mm – 50 mm |
|
Length |
4 m – 12 m (customizable) |
|
Surface Condition |
Black, oiled, galvanized, or phosphate-treated surface |
|
Tensile Strength |
375 – 500 MPa |
|
Yield Strength |
≥ 235 MPa |
|
Elongation |
≥ 20 % |
|
Hardness |
≤ 156 HB (Brinell) |
|
Temperature Range |
−20 °C to +400 °C working environment |
|
Pressure Rating |
Up to 10 MPa depending on diameter and wall thickness |
|
End Finish |
Plain end, beveled end, or threaded end |
|
Dimensional Tolerance |
OD ±1 %, WT ±10 %, length ±50 mm |
|
Testing |
Hydrostatic test, mechanical test, flattening test, ultrasonic inspection |
|
Weldability |
Excellent due to low carbon content and fine-grain structure |
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