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Shijiazhuang Bang dong Pipeline Technology Co,Ltd.
Seamless steel pipe manufacturers share: cold drawn precision seamless steel pipe matters needing attention
Cold-drawn precision seamless steel pipe Note Cold-drawn precision seamless steel pipe has no oxide layer inside and outside walls, withstand high pressure without leakage, high precision, high...
DN40 seamless steel pipe knowedge
DN40 seamless steel pipe can be converted to the outer wall thickness. D40*2 or D40*3 In general, the diameter of the tube can be divided into outer diameter, inner diameter, and nominal diameter....
Cold-drawn or cold-rolled precision seamless steel tubes
Cold-drawn or cold-rolled precision seamless steel tubes (GB3639-2000) are cold-drawn or cold-rolled precision seamless steel tubes for mechanical structures and hydraulic equipment with high...
what is the difference between Precision steel pipe and seamless steel pipe
Precision seamless steel pipe is a kind of high-precision steel pipe after cold drawing or hot rolling. Because the precision seamless steel pipe inner and outer wall without oxide layer precision...