JIS G3456 Carbon ERW Steel Pipe for high temperature service
Standard: JIS G 3456
Pipe ordered under this specification is used mainly for piping subjected to a temperature over 350℃. For example: transporting steam, water etc.
Electric resistance welded
Size: O.D.: 15.0~660mm W.T.: 2~20mm
Grade: STPT370, STPT410
Length: 6M or specified length as required.
Ends: Plain End, Beveled End.
Grade and Chemical Composition (%)
Grade
|
C≤
|
Si
|
Mn
|
P≤
|
S≤
|
STPT370
|
0.25
|
0.10~0.35
|
0.30~0.90
|
0.035
|
0.035
|
STPT410
|
0.30
|
0.10~0.35
|
0.30~1.00
|
0.035
|
0.035
|
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