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Description: JIS G3115 steel sheet with improved weldability is a hot rolled steel sheet suitable for pressure vessels and high-pressure equipment (except for high and low temperature use). JIS G3115 steel for medium temperature pressure vessels is divided into 6 stre ...
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JIS G3115 steel sheet with improved weldability is a hot rolled steel sheet suitable for pressure vessels and high-pressure equipment (except for high and low temperature use).
JIS G3115 steel for medium temperature pressure vessels is divided into 6 strength grades, which are:SPV235, SPV315, SPV355, SPV410, SPV450, SPV490.
JIS G3115 steel plate is widely used in petroleum, chemical industry, power station, boiler and other industries, for the manufacture of pressure vessels and high pressure equipment (except for high and low temperature use), such as reactors, heat exchangers, separators, spherical tanks, liquefied gas, nuclear reactor pressure vessels, boiler drum steam, liquefied petroleum gas, hydropower station, high pressure pipes, volutes and other equipment and components.
JIS G3115 steel chemical components:
| material name |
C | Si | Mn | P | S |
|---|---|---|---|---|---|
| SPV235 | 0.18 | 0.35 | 1.4 | 0.03 | 0.03 |
| SPV315 | 0.18 | 0.55 | 1.6 | 0.03 | 0.03 |
| SPV355 | 0.20 | 0.55 | 1.6 | 0.03 | 0.03 |
| SPV410 | 0.18 | 0.75 | 1.6 | 0.03 | 0.03 |
| SPV450 | 0.18 | 0.75 | 1.6 | 0.03 | 0.03 |
| SPV490 | 0.18 | 0.75 | 1.6 | 0.03 | 0.03 |
JIS G3115 steel mechanical property:
| material name |
Tensile strength | Yield strength | Elongation |
|---|---|---|---|
| Min Mpa | Min Mpa | Min % | |
| SPV235 | 275-315 | 490-610 | 16-23% |
| SPV315 | 400-510 | 195-235 | 17-24% |
| SPV355 | 315-355 | 490-610 | 14-21% |
| SPV410 | 370-410 | 550-670 | 12-18% |
| SPV450 | 410-450 | 570-700 | 18-26% |
| SPV490 | 450-490 | 610-740 | 18-25% |
JIS G3115 steel equivalent to
| material name |
EN | DIN,WNr | AFNOR | UNI | JIS |
|---|---|---|---|---|---|
| SPV235 | P355GH P355N | A St5219 Mn 8St E 355 | E 355 RA 510 AP, FP | Fe 510-1-KW | SB480 |
| SPV315 | P296GH Fe E315 | A St4517 Mn 4St E 315 | Fe 460-1-KW | SB450 | |
| SPV355 | P355GH | D52-1,2 | E52-1,2 | A St52 | E 355 R |
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