ASTM A302GR.D|A302 Grade D pressure vessel steel plate supplier

Gangsteel supply ASTM A302Gr.D steel plate and A302 Grade D pressure vessel steel plate. ASTM A302GRD is manganese-molybdenum-nickel alloy steel plate.

Keywords: ASTM A302GR.D, A302 Grade D, A302 Gr.D steel plate, ASTM A302GrD steel plate

Adopt standard: A 302/ A 302M-03

Sell steel grade: A302 Grade A,A302 Grade B,A302 Grade C, A302 Grade D steel grade

A302 Grade D steel plate

A302 Grade D steel plates shall be killed and conform to the fine grain size requirement of specification A 20/A 20M.
A302 Grade D is Mn- Mo-Ni alloy steel grade, the same with A302 Grade C. A302 Grade D min yield strength is 345Mpa.


A302 Grade D also has the supplementary requirements in S1, S2, S3, S4.1, S5, S7, S8, S9, S11, S12, S17. and HIC test.

A302 Grade D steel Chemical Requirements

Carbon, max % Manganese, max % Silicon, max % Sulfur max %
25mm or under
25mm – 50mm
over 50mm
0.20
0.23
0.25
Heat Analysis Product Analysis 1.15-1.50 1.07-1.62 Heat Analysis Product Analysis 0.15-0.40 0.13-0.45   All thick   0.035
    Molybdenum max % Nickel  max % Phosphorus %
    Heat Analysis Product Analysis 0.45-0.60 0.41-0.64 Heat Analysis Product Analysis 0.70-1.00 0.67-1.03 All thick 0.035

A302 Grade D steel Tensile Requirements

Mechanical Property of A302 Grade D steel plate A302 Grade D
Tensile strength, kis [MPa] Yield strength, min, kis [MPa]
Elongation in 8 in. [200 mm], min, %
Elongation in 2 in. [50 mm], min, %
80-100 [550-690]
50 [345] 17 20

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ASTM A302GR.D|A302 Grade D pressure vessel steel plate supplier
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