ASME A/SA 302 Grade B alloy steel plates engineered for welded boilers, pressure vessels and heavy fabrication where high strength and good weldability are required. These plates are a manganese–molybdenum alloy steel grade supplied to meet pressure-retaining applications and are offered with factory test documentation and optional post-processing services for turnkey supply.
Key mechanical characteristics
- Minimum yield strength: 345 MPa
- Tensile strength range: 550–690 MPa
Standards, testing and quality documentation
- Supplied to ASME A/SA 302 Grade B specification
- Mill test certificate issued in EN 10204 format (original)
- High-tensile testing and low-temperature impact testing available
- Normalizing heat treatment for plate thicknesses over 40 mm
- Simulated post-weld heat treatment (PWHT) on request
- Rolling and acceptance available to NACE MR0175 requirements (HIC & SSCC) where required
Available fabrication and finishing services
- Cutting, bevelling and bespoke processing to customer drawings
- Shot blasting and painting / protective coating
- Welding to buyer specification and supply of welded test reports
Typical applications
- Industrial and utility boilers
- Pressure vessels and storage tanks
- Heat exchangers and piping components
- Heavy fabrication for rail, pipework and structural applications
Supply options and ordering
Plates can be supplied with specified mechanical test reports and non-destructive or destructive test records as required by project specifications. Contact your supplier with required plate dimensions, thickness, certifications and any post-processing or testing requirements to obtain lead times and quotes.
Product Details
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