JIS G3115 pressure vessel steel sheet is for intermediate temperature service. JIS G3115 covers six steel grades, which are different in yield and tensile strength levels. They are SPV235 steel sheet, JIS pressure vessel steel SPV315, pressure vessel steel plate SPV355, SPV410 pressure vessel steel plate, SPV450 tank plate, SPV490 pressure vessel steel sheet. We are experienced boiler and pressure vessel steel supplier, and can offer you JIS G3115 pressure vessel steel sheet of all grades and dimension ranges with competitive price.
Intermediate temperature JIS G3115 pressure vessel steel sheet chemical composition:
| Grade | C | Si | Mn | P | S |
| SPV235 | 0.20 | 0.35 | 1.40 | 0.030 | 0.030 |
| SPV315 | 0.18 | 0.55 | 1.60 | 0.030 | 0.030 |
| SPV355 | 0.2 | 0.55 | 1.60 | 0.030 | 0.030 |
| SPV410 | 0.18 | 0.75 | 1.60 | 0.030 | 0.030 |
| SPV450 | 0.18 | 0.75 | 1.60 | 0.030 | 0.030 |
| SPV490 | 0.18 | 0.75 | 1.60 | 0.030 | 0.030 |
Intermediate temperature JIS G3115 pressure vessel steel sheet mechanical properties:
| Grade | Yield strength Min. Mpa | Tensile strength | Elongation | ||
| 6-50mm Thk | 50-100mm Thk | 100-200mm Thk | Mpa | Min. % | |
| SPV235 | 235 | 215 | 195 | 400-510 | 17% |
| SPV315 | 315 | 295 | 275 | 490-610 | 16% |
| SPV355 | 355 | 335 | 315 | 520-640 | 14% |
| SPV410 | 410 | 390 | 370 | 550-670 | 12% |
| SPV450 | 450 | 430 | 410 | 570-700 | 19% |
| SPV490 | 490 | 470 | 450 | 610-740 | 18% |
JIS G3115 pressure vessel steel sheet has good welding performance and is mainly used to build pressure vessels and high pressure equipment (high temperature and low temperature uses except) in petroleum, chemical and so on industries.
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