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SA302 Grade A steel Plate

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Product: Hot rolled manganese-molybdenum and manganese-molybdenum-nickel alloy steel plates intended particularly for welded boilers and other pressure vessels.
SA302 Grade A steel product available : SA302 Grade A Steel plates, SA302 Grade A steel sheets, SA302 Grade A steel coil, SA302 Grade A steel strip
SA302 Grade A steel alloy type: manganese-molybdenum steel
SA302 Grade A steel standard :ASME SA302/SA302M
ASME SA302/SA302M specification includes the grades : SA302 Grade A , SA302 Grade B ,SA302 Grade C , SA302 Grade D ,
SA302 Grade A delivery condition: AR(As rolled) ,N(Normalized), Q&T (Quenched and tempered)

SA302 Grade A pressure vessel steel chemical composition %

Grade Thickness C max Mn max P max S max Si Mo Nickle
SA302 Grade A t≤25 0.20 0.95-1.30 0.025 0.025 0.15-0.40 0.45-0.60 -
25﹤t≤50 0.23
50﹤t 0.25

SA302 Grade A pressure vessel steel Mechanical properties
Grade Yield strength ReH MPa min Tensile strength Rm MPa Elongation A% min
200mm 50mm
SA302 Grade A 310 515-655 15 19


JOIN-WIN STEEL keeps enough quantity SA302 Grade A steel in stock each month. We can meet our customer’s further process request like : cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.

Others steel grades steel plate for pressure vessel and boiler equipment in the standard ASTM A302/A302M and ASME SA302/SA302M:
A302 Grade A steel plate for pressure vessel,
A302 Grade B steel plate for pressure vessel,
A302 Grade C steel plate for pressure vessel,
A302 Grade D steel plate for pressure vessel,
SA302 Grade B steel plate for pressure vessel,
SA302 Grade C steel plate for pressure vessel,
SA302 Grade D steel plate for pressure vessel

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