Steel plate a302 grade b,alloy steel plate sa302 grade b in SA 302M specification
Steel plate a302 grade b,alloy steel plate sa302 grade b in SA 302M specification is intended particularly for welded boilers and other pressure vessels.A302 grade a steel plate,A302 grade C steel plate and A302 grade d steel plate also in A 302M specification.
In standard specification A 302/A 302M and SA 302/SA 302M:
GRADE Tensile strength ksi (Mpa) Alloy Type
Steel plate A302 grade A 75-95 (515-655) Manganese-molybdenum
Steel plate A302 grade B 80-100 (550-690) Manganese-molybdenum
Steel plate A302 grade C 80-100 (550-690) Manganese-molybdenum-nickel
Steel plate A302 grade D 80-100 (550-690) Manganese-molybdenum-nickel
General requirements for steel plate for pressure vessels according to A20/A20M specification.