JIS G3457 STPY 400 steel pipe application
JIS G3457 STPY 400 Chemical Composition
Symbol of class |
Traditional symbol |
C |
P |
S |
|
STPY 400 |
STPY 41 |
0.25 max |
0.040 max |
0.040 max |
JIS G3457 STPY 400 Mechanical Properties
Symbol of class |
Tensile strength N/mm2 |
Yield point or proof stress N/mm2 |
Elongation % |
||
|
>5mm <6mm |
>6mm <7mm |
>7mm <8mm |
|||
|
STPY 400 |
400 min |
225 min |
15 |
16 |
18 |
JIS G3457 STPY 400 steel pipe usage
for the chemical industry, metallurgy, electrical, shipbuilding, construction and other industries
JIS G3457 STPY 400 steel pipe
ERW; outer diameter:21.3-660mm thickness:6-25mm
LSAW; outer diameter:325-1524mm thickness:6-50mm
SSAW: outer diameter:219-3200mm thickness:5-25mm
JIS G3457 STPY 400 steel pipe process
1,Cold Drawn
2,Cold Rolled
3,Hot rolled+Cold Drawn
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