Welded STEEL PIPE LSAW STEEL PIPE
LSAW pipe used to convey low pressure liquid or high pressure petroleum or natural gas, and can be also used widely in structural supports or foundation.
Specification | Steel grade | Chemical composition | Remarks | |||||
C | Si | Mn | P | S | Ti | |||
Pipes for pressure service ASTM A671, A672 |
-/A45 | -/0.17 | - | 0.98 | 0.035 | 0.035 | - | A671/ A672 |
-/A50 | -/0.22 | - | ||||||
CA55/A55 | 0.28 | - | ||||||
-/B55 | -/0.20 | 0.13 ~0.45 |
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CB60/B60 | 0.24 | |||||||
CB65/B65 | 0.28 | |||||||
CB70/C70 | 0.31 | 1.30 | ||||||
-/C55 | -/0.18 | 0.55 ~0.98 |
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CC60/C60 | 0.21 | |||||||
CC65/C65 | 0.24 | 0.79 ~1.30 |
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CC70/C70 | 0.27 |