* Sizes: OD 21-114mm
Thickness: 1. 0-12mm
Length: 3m-11. 5m
(Or please show us your requested size, we will customize for you.

* Standard: GB/T8162-1999, GB/T8163-1999 steel grade 20# 45# 16Mn(Equivalent to JIS G3454 STPG370 DIN1629 St. 37 ASTM A53)

* Weight: Theoretical weight (kg/m)=0. 02466 x Thickness x (OD-Thickness)

* Finished with plain end, or with protection caps. Smooth surface, oiled or unoiled.

* Applications:
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