steel pipe

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steel pipe
Shandong Zhongzheng Steel Pipe Manufacturing Co,.Ltd
Specifications of the seamless steel pipe
China GB
ASTM
DIN-17175
OD-WT
10#
ASTMa106grade a
ASTMa53 grade a
ASTMa179-c
ASTMa214-c
ASTMa192
St37-2
St35.8
St35.4


40-406*4-80

20#
ASTMa106grade b
ASTMa53grade b
ASTMa315-B
ASTMa210-A-1
St42
St45

40-406*4-80

16Mn
ASTMa210-c
St52.4
St52.3
St52
40-406*4-80

45#
ASTM 1045
CK45
40-406*4-80