Specifications

Q345B seamless steel pipe
Mill test certificate
ISO certificate
API5L and API5CT certificate

Company Name	Shandong Zhongzheng Steel pipe Manufacturing Co.,Ltd
Business Type	Manufacturer
Product Description	Seamless Steel Pipe
Specification
Chinese Standard	American Standard	German Standard
10#	A53-A	St37	DIN1626
	A106-A	St37-2	DIN17175
	A179-C	St35-8	DIN17175
20#	ASTM A106-B	St45-8	DIN17175
	ASTM A53-B	St42-2	DIN1626
	ASTM 178-C	St45-4	DIN1629/4
45#	ASTM A 1045	CK45
16Mn	A210-C	St52	DIN1629/3
16Mn	A210-C	St52.4	DIN1629/4
37Mn5	J55
OD	17mm-323mm; 3/8"-12"
WT	2mm-40mm; SCH40-XXS
Packing	Paint on the pipe and with plastic covers at the ends
Payment	T/T OR L/C
Delivery Time	20 days
Contact	86-15863522053

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