
JIS G3103 P296GH/P355GH/P235GH Pressure Vessel Steel Plate
SKU: HC-1134526144959459328
JIS G3103 pressure vessel steel plate is a hot-rolled plate of carbon steel and molybdenum alloy steel for Chinese and high temperature boilers and pressure vessels. The main grades this boiler vessel steel are: SB410, SB450, SB480,SB450M and SB480M.

Key Features
- ✓Third-Party Inspection Support
- ✓Sufficient Inventory Supply
- ✓International Standard Certification
- ✓Custom Processing Service
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Product Description
JIS G3103 pressure vessel steel plate is a hot-rolled plate of carbon steel and molybdenum alloy steel for Chinese and high temperature boilers and pressure vessels. The main grades this boiler vessel steel are: SB410, SB450, SB480,SB450M and SB480M. JIS G3103 is the Japanese standard boiler vessel steel plate, which is widely used in petroleum, chemical industry, power stations, boilers and other industries, boiler and pressure vessel manufacturing, etc. This kind of vessel steel plate not only has very high strength but also has remarkable toughness, wear resistance, fatigue resistance, impact resistance, corrosion resistance, as well as easy processing and molding properties. It is mostly used in the boiler and petrochemical container manufacturing industry.
Specifications
Product Parameters
| Product Name | JIS G3103 P296GH/P355GH/P235GH Pressure Vessel Steel Plate |
| Production Process | Hot Rolling,Cold Rolling |
| Material Standards | AISI,ASTM,ASME,DIN,BS,EN,ISO,JIS,GOST,SAE,etc. |
| Width | 100mm-3000mm |
| Length | 1m-12m,or Customized Size |
| Thickness | 0.1mm-400mm |
| Delivery Conditions | Rolling,Annealing,Quenching,Tempered or Standard |
| Surface Process | Ordinary,Wire Drawing,Laminated Film |
Chemical Composition
| Brand | C | Si | Mn | P | S | Mo |
|---|---|---|---|---|---|---|
| SB410 | 0.24-0.30 | 0.15-0.40 | 0.90 | 0.030 | 0.030 | - |
| SB450 | 0.33 | 0.45 | 0.98 | 0.030 | 0.030 | - |
| SB480 | 0.35 | 0.45 | 1.30 | 0.030 | 0.030 | - |
| SB450M | 0.25 | 0.45 | 0.98 | 0.030 | 0.030 | 0.45-0.60 |
| SB480M | 0.27 | 0.45 | 0.98 | 0.030 | 0.030 | 0.45-0.60 |
Mechanical Properties
| Brand | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation Gage 2in. [50mm],% |
| SB410 | 410-550 | 225 | 21 |
| SB450M | 450-590 | 255 | 19 |
| SB450 | 450-590 | 245 | 19 |
| SB480 | 480-620 | 265 | 17 |
| SB480M | 480-620 | 275 | 17 |
Equivalent Material
| Brand | European Standard | German Standard | Japanese Standard | American Standard |
|---|---|---|---|---|
| SB450 | P296GH | A St45,17Mn4,StE315 | SPV 315 | A515 GR.55 |
| SB450M | P296GH | A St45,17Mn4,StE315 | SPV 315 | A515 GR.55 |
| SB480 | P355GH | A St52,19Mn8,StE355 | SPV 355 | A537 CL1 |
| SB480M | P355GH | A St52,19Mn8,StE355 | SPV 355 | A537 CL1 |
| SB410 | P235GH | A St35,HI,StE255 | SPV 235 | A285 Gr.A,B,C |