Keywords: A537 Class 1 yield strength, A537 Class1 plate
A 537 Class 1 is a kind of pressure vessel steel, the material is a normalised steel which is heat treated and as a consequence displays greater yield and tensile strength than the more standard ASTM A516 grades. ASTM A537 Class 1 steel material usual be serviced the Gas, Petrochemical and Oil industry.
|
Grade |
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
Cu |
|
|
≤ 40 mm |
> 40 mm |
|||||||||
|
A537 Class 1 |
0.24 |
0.15/0.50 |
0.70/1.35 |
1.00/1.60 |
0.035 |
0.035 |
0.025 |
0.080 |
0.25 |
0.35 |
|
Grade |
Yield (MPa) |
Tensile (MPa) |
Elongation |
Thickness |
|
|
A50mm |
A200mm |
||||
|
345 |
485/620 |
22% |
18% |
≤ 65 |
|
|
310 |
450/585 |
22% |
18% |
> 65 ≤ 100 |
|
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