API5L line PIPES
PIC-(API5L line PIPES)
API5L line PIPES
API5L GRB line PIPES for fluid transport generally used in water, oil, gas and other fluids, the main conduit for conveying fluid project and large equipment. The main materials are # 10#, # 20, ASTM A106 / A53 Gr.B, API5L Gr.B and so on. In addition to the fluid medium such as water, oil, solutions and other liquid media, cement, grain, coal and other solid media, under certain conditions can also flow. Fluid seamless tube fluid tube is one of the most widely used products. Our comany Produce and full stock for API 5L B, ASTM A106 GRB, ASTM A53 GRB.
Wall thickness and Seamless pipe's theory weight
|
API5L /ASTM hot rolling and cold drawing steel pipe
Type of steel pipe | Steel tube size mm |
Deviation | ||
Ordinary grade | Senior | |||
Hot rolling (extrusion, expansion) pipe | Outside diameterD | All | +1%(Minimum+0.50) | - |
Wall thicknessS | All | +15%(Minimum+0.45) -12.5%(Minimum-0.40) |
- | |
Cold drawing (rolling) pipe | Outside diameterD | 6~10 | +0.20 | +0.15 |
>10~30 | +0.40 | +0.20 | ||
>30~50 | +0.45 | +0.30 | ||
>50 | +1% | +0.8% | ||
Wall thicknessS | ≤1 | +0.15 | +0.12 | |
>1~3 | +15% -10% |
+12.5% -10% |
||
>3 | +12.5% -10% |
+10% | ||
Note: the outer diameter is not less than 351mm of the thermal expansion tube, the wall thickness allows the deviation of +18% |
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