About ASTM A537 Steel Plate
Thickness:6mm-300mm
Length: 3000mm-15000mm
Width: 1500mm-4050mm
Application: Steel boiler plate, Pressure vessel plate
Supplementary Technology: UT ,AR,TMCP,N(Normalized),Q+T,Z Direction Test(Z15,Z25,Z35) ,Charpy V-Notch Impact Test, HIC test, NDT, PWHT, NACE0175, Third Party Test.
Surface: Coated or Shot Blasting and Painting.
Delivery state: Hot Rolled, Cold Rolled
Steel Grade: Class 1, Class 2, Class 3
ASTM A537 Boiler Vessel Plate is a heat-treated carbon manganese silicon steel plate used in pressure vessel manufacturing. ASTM A537 boiler vessel plates have three levels, namely Level 1, Level 2, and Level 3. Class 1 ASTM A537 boiler vessel plate is available in thicknesses up to 4 in. [100 mm], while Class 2 and Class 3 ASTM A537 boiler vessel plate is available in thicknesses up to 6 in. [150 mm]. Level 1 boards are often supplied in normalized condition. Level 2 boards and Level 3 boards are supplied in a quenched and tempered state.
ASTM A537 Chemical Composition:
| Steel Grade | Thickness (mm) |
ASTM A537 Chemical composition %. | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| C. max |
Si | Mn | P. max |
S. max |
Cu. max |
Ni. max |
Cr. max |
Mo. max |
||
| A537 Class1 | 6.00-38.10 | 0.24 | 0.15-0.50 | 0.70-1.35 | 0.035 | 0.035 | 0.35 | 0.25 | 0.25 | 0.08 |
| 38.11-50.80 | 1.00-1.60 | |||||||||
| A537 Class2 | ≤40mm | 0.24 | 0.15-0.50 | 0.70-1.35 | 0.035 | 0.035 | 0.35 | 0.25 | 0.25 | 0.08 |
| >40mm | 1.00-1.60 | |||||||||
| A537 Class3 | - | 0.24 | 0.13-0.55 | 0.64-1.46 | 0.035 | 0.035 | 0.38 | 0.28 | 0.29 | 0.09 |
ASTM A537 Mechanical Property:
| Steel Grade | Thickness | Yield | Tensile | Elongation |
|---|---|---|---|---|
| A537 CLASS 1 | mm | Min Mpa | Mpa | Min % |
| 8-65 | 345 | 485-620 | 22 | |
| 65-100 | 310 | 450-585 | - | |
| 100-150 | - | - | 18 | |
| A537 CLASS2 | 8-65 | 415 | 550-690 | 22 |
| 65-100 | 380 | 515-655 | 22 | |
| 100-150 | 315 | 485-620 | 20 | |
| A537 CLASS3 | 8-65 | 380 | 550-690 | 22 |
| 66-100 | 345 | 515-655 | 22 | |
| 101-150 | 275 | 485-620 | 20 |
ASTM A537 Equivalent Steel Grade:
| Steel Grade | China | JIS | Germany |
|---|---|---|---|
| ASTM/ASME | GB1591-88 | G3115 | DIN17155 |
| A537 | 16MnR | SPV36 | 19Mn5 |
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