JIS G3103 Alloy Steel Plate for Boiler
JIS G3103 standard includes the following steel grades: SB410, SB450, SB480, SB450M and SB480M.The standard specifies hot rolled steel plates of carbon and molybdenum alloy steels for use in boilers and pressure vessels, with the exception of those used at room and low temperatures.
JIS G3103 pressure vessel plate material are widely used in the manufacture of boilers and pressure vessels in industries such as petrochemical and manufacturing.GNEE Group is an experienced supplier of boiler and pressure vessel steel plates and can provide you with JIS G3103 steel plates in various grades and sizes.
JIS G3103 pressure vessel steel plate chemical composition
| JIS G3103 Steel Grade | 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% | 0.020% | 0.020% | |
| SB480 | 0.35% | 0.45% | 1.3% | 0.020% | 0.020% | |
| SB450M | 0.25% | 0.45% | 0.98% | 0.020% | 0.020% | |
| SB480M | 0.27 | 0.45 | 0.98 | 0.020 | 0.020 |
JIS G3103 pressure vessel quality steel mechanical property
| JIS G3103 Steel Grade | Mechanical Property | |||
|---|---|---|---|---|
| Tensile Strength(MPa) | Yield Strength(MPa) Min | % Elongation in 2 in.(50mm) min | Impacting Test Temperature(°C) Min | |
| SB410 | 410-550 | 225 | 21 | 0,-10,-20 |
| SB450M | 450-590 | 255 | 19 | 0,-10,-20 |
| SB450 | 450-590 | 245 | 19 | 0,-10,-20 |
| SB480 | 480-620 | 265 | 17 | 0,-10,-20 |
| SB480M | 480-620 | 275 | 17 | 0,-10,-20 |
JIS G3103 boiler quality plates equivalent steel grade
| JIS G3103 Steel Grade | Europe | Germany | Japan | USA |
|---|---|---|---|---|
| SB450 | P296 GH | A St45, 17Mn4, StE315 | SPV 315 | A 515 gr.55 |
| SB450M | P296 GH | A St45, 17Mn4, StE315 | SPV 315 | A 515 gr.55 |
| SB480 | P355 GH | A St52, 19Mn8, StE355 | SPV 355 | A537 CL1 |
| SB480M | P355 GH | A St52, 19Mn8, StE355 | SPV 355 | A537 CL1 |
| SB410 | P235 GH | A St35, HI, StE255 | SPV 235 | A285 Gr.A/B/C |
JIS G3103 pressure vessel steel sheet Products Details
Thickness: 5mm-100mm or Customers' Requirement
Length: 3000 mm-18800 mm or on request or Customers' Requirement
Width: 1500 mm-4500 mm or Customers' Requirement
Application: High strength steel plate, pressure vessel steel plate, boiler steel plate High strength steel plate, pressure vessel steel plate, boiler steel plate.
Auxiliary processes: hot rolling, controlled rolling, normalizing, annealing and tempering, normalizing + tempering, quenching + tempering, HIC, SSC, SPWHT, third party testing.
Surface treatment: Coating or shot blasting and painting.
Delivery condition: hot rolled, cold rolled.
Steel Grade: SB410, SB450, SB450M, SB480, SB480M.
JIS G3103 Boiler and Pressure veseel steel plate Products image
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