ASTM a537 class 2 plate
The ASTM A537 specification is the Standard Specification for Pressure Vessel Plates, Heat-Treated, Carbon-Manganese-Silicon Steel used in the applications of fusion welded pressure vessels and structures. Typical applications are pressure vessels designed for moderate and lower-temperature service requiring excellent notch toughness as well as API 650 and API 620 storage tanks. Class 1 material is available as Normalized and Class 2 is available as Quenched & Tempered plates.
ASTM A537 Class 2 Carbon Steel Plate Specification
| Width | 1000mm-4500mm |
| Thickness | 5mm-150mm |
| Length | 3000mm-18000mm |
Chemical Composition
| Grade | C | Si | Mn | P | S | Cr | Mo | Ni | Cu | |
|---|---|---|---|---|---|---|---|---|---|---|
| ¡Ü 40 mm | > 40 mm | |||||||||
| A537 Class 2 | 0.24 | 0.15/0.50 | 0.70/1.35 | 1.00/1.60 | 0.035 | 0.035 | 0.025 | 0.080 | 0.25 | 0.35 |
Mechanical Properties
| Grade | Yield (MPa) | Tensile (MPa) | Elongation | Thickness | |
|---|---|---|---|---|---|
| A50mm | A200mm | ||||
| A537 Class 2 | 415 | 550/690 | 22% | - | ¡Ü 65 |
| 380 | 515/655 | 22% | - | > 65 ¡Ü 100 | |
| 315 | 485/620 | 22% | - | > 100 ¡Ü 150 | |
