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JISG3457 STPY400 welded mechanical ERW steel pipes
Products details:Electric-resistance welded steel tubes for low temperature application
for water,coal gas,steam etc low-pressure convey application.
Standard:JIS G3457-88
Steel Grade:STPY41/STPY400
Size ranged:OD6-219mm WT:0.8-10mm
Steel pipes shape:Round tubing,Square pipes,Rectangle tubes.
Materials process:Electric Resistance Welded
Raw materials:Cold rolled sheet,Hot rolled sheet
Surface:Black surface,bright surface,Galvanized,hot dipped galvanized steel pipes
Chemical composition| Steel Grade | C % | P % | S % |
| STPY41 | Max 0.25 | Max 0.040 | Max 0.040 |
| STPY400 |
Max 0.25 |
Max 0.040 |
Max 0.040 |
Mechanical properties:
| Steel Grade | Tensile Strength Min kfg/mm2 N/mm2 | Yield Strength Min kfg/mm2 N/mm2 | Elongation Min % |
| STPY41 | 41(402) | 23(226) | 18 |
| STPY400 |
41(402) |
41(402) |
18 |
Tags:STPY400 welded steel pipes,JIS G3457 STPY41 steel pipes,STPY400 ERW tubes
STPY41 steel tubes galvanized steam tubes coal gas steel tubes
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