JIS G3115 SPV355 steel plate/sheet,JIS G3115 SPV355 steel plate/sheet, under JIS standard, we can regard SPV355 steel plate/sheet for boilers and Pressure Vessels steels.JIS G3115 SPV355 steel plate/sheet is for boilers and Pressure Vessels steels,it is a normalized steel plate and sheet which is mainly used for building pressure vessels and boilers and pipes for hot liquid.The followings are the chemical composition and the mechanical properties of JIS G3115 SPV355 steel. SPV355 steel grade has a good weldable and used in high temperature equipment and pressure vessels.
SPV355 steel chemical composition
| Element | SPV355 Max,by % |
| C | 0.20 |
| Si | 0.15-0.55 |
| Mn | 1.60 |
| P | 0.03 |
| S | 0.03 |
SPV355 steel mechanical properties
| Grade | Thickness (mm) | Yield Strength Min.MPa | Tensile Strength MPA |
| SPV355 | ≤50 | 355 | 520-640 |
| 50>to≤100 | 355 | 520-640 | |
| 100>to≤200 | 315 | 520-640 |
SPV355 steel plate is for pressure vessels for intermediate temperature service in JIS G3115-2000 SPV355 Grade has a good weldable and used in high temperature equipment and pressure vessel.JIS G3115 specifies the hot-rolled steel plates with improved weldability to be used for pressure vessels,equipments for high pressure service(excluding those to be used for high temperature and low temperature services). SPV355 steel plates are widely used in the fabrication of boilers and pressure vessels in industries such as petrochemical and manufacturing.
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