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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