Boiler quality PVQ steel plate ASTM A537 class 1 is heat-treated carbon manganese-silicon steel plate intended for fusion welded pressure vessels and structures. PVQ steel plate ASTM A537 class 1 shall be killed and supplied in the normalized condition and the specification covers plates up to 100 mm (4 inches) in thickness. Heat and product analyses shall be performed on PVQ steel plate ASTM A537 class 1 and results shall conform to the required values in ASTM A537 class 1 chemical composition in carbon, manganese, phosphorus, sulfur, silicon, copper, nickel, chromium and molybdenum. Mechanical testing like tension test shall be done on the PVQ steel plate ASTM A537 class 1 and shall conform to the required tensile strength, yield strength, and elongation.
Boiler quality PVQ steel plate ASTM A537 class 1 chemical composition:
| C | Mn | P | S | Si | Cr | Cu | Ni | Mo | |
| ≤ 40 mm | > 40 mm | ||||||||
| 0.24 max | 0.70/1.35 | 1.00/1.60 | 0.035 | 0.035 | 0.15/0.50 | 0.025 | 0.35 | 0.25 | 0.080 |
Boiler quality PVQ steel plate ASTM A537 class 1 is used for manufacture in the oil and gas and petrochemical industries, such as pressurized tanks and heat exchangers. PVQ steel plate ASTM A537 class 1 is well known for its ultimate strength, which makes it excellent for industrial purpose.
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