Short Description
A302 Grade B steel plates standard specification for pressure vessel plates in alloy steel, manganese molybdenum and manganese-molybdenum-nickel.
A302 Grade B steel plate shall be normally supplied in the as-rolled condition. Plates may be ordered normalized or stress relieved, or both. If A 302 Grade B above 50mm in thickness shall be normalized.
Product Description:
A302 Grade B Chemical Composition |
Thickness |
C % |
Mn % |
Si % |
S % |
Mo % |
P % |
25mm or under |
0.2 |
1.15-1.5 |
0.15-0.4 |
0.035 |
0.45-0.6 |
0.035 |
25-50mm |
0.23 |
1.07-1.62 |
0.13-0.45 |
0.035 |
0.41-0.64 |
0.035 |
over 50mm |
0.25 |
|
|
0.035 |
|
0.035 |
Mechanical Property |
Tensile Strength, ksi(MPa) |
Yield Strength, min, ksi(MPa) |
Elongation in 8in.(200mm)min, % |
Elongation in 2in.(50mm), min, % |
80-100(550-690)
|
50(345) |
15 |
18 |
Contact:
Contact |
Chelsea Shao |
Fax |
021-66866895 |
Tel |
008618221891525 |