Specifications

Alloy Seamless Steel Pipe
nique:seamless
nics:cold drawn and hot rolled
3.outer diameter: 1/2''---14''

Alloy Seamless Steel Pipe

packing:budle packing ,paint varnish coating on the pipe,plastic covers at ends.

tolerate: OD+1%/-1% ; length:+1%--2% ;thickness :+12.5%/-10%

the length :as custom's require

Material	mechanical property			chemical composition(percentage)
	yield strength	tensile strength	elongation	C	Si	Mn	S	P	Ni	Cr	Cu
	MPa	MPa	no more than	C		Mn	no more than	no more than	no more than	no more than	no more than
ASTMA106 GR.B Chinese 20#	275	353-500	25	0.17-0.23	0.17-0.37	0.35-0.65	0.035	0.035	0.30	0.25	0.25

Material	mechanical property			chemical composition(percentage)
	yield strength	tensile strength	elongation	C	Si	Mn	S	P	Ni	Cr	Cu
	MPa	MPa	%	C		Mn	no more than	no more than	no more than	no more than	no more than
Chinese 16Mn (equal to ST52)	320	490-670	21	0.13-0.19	0.20-0.60	1.2-1.6	0.030	0.030	0.30	0.30	0.25

Material	mechanical property			chemical composition(percentage)
	yield strength	tensile strength	elongation	C	Si	Mn	S	P	Ni	Cr	Cu
	MPa	MPa	%	C		Mn	no more than	no more than	no more than	no more than	no more than
CK45 45#	355	600	16	0.42-0.50	0.17-0.37	0.50-0.80	0.035	0.035	0.30	0.30	0.20