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ASTM A285 Grade B steel for boiler and pressure vessel
ASTM A285 Grade B is a carbon steel plate used for pressure vessel applications. It offers low to intermediate tensile strength and is suitable for welded construction of boilers and other pressure vessels. It complies with ASTM A20/A20M general requirements.
ASTM: A285 Gr.BGB: Q345R (approximate, consult specific grade tables)JIS: SB410
MaterialASTM A285 / ASTM A20/A20M
Thickness5-300 mm
Width1500-4500 mm
Length3000-15000 mm
MOQ1 Ton
Lead Time7-15 days
PortShanghai / Tianjin
Response within 24 hours
In Stock — Ready to Ship
| Material Grade | ASTM A285 / ASTM A20/A20M | Standard | ASTM A285 / ASTM A20/A20M |
| Thickness Range | 5-300 mm | Width Range | 1500-4500 mm |
| Length Range | 3000-15000 mm | MOQ | 1 Ton |
| Lead Time | 7-15 days | Port of Shipment | Shanghai / Tianjin |
| C | ≤0.22 | Si | 0.08-0.45 |
| Mn | ≤0.98 | P | ≤0.035 |
| S | ≤0.035 | Yield Strength | ≥185 MPa |
| Tensile Strength | 345-485 MPa | Elongation | ≥25% |
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