ASTM A537 Class 2 steels belong standard ASTM A537/A537M, which is a standard specification for Pressure Vessel Plates, Heat-Treated, Carbon-Manganese- Silicon Steel.
The maximum thickness of ASTM A537 Class 2 plates furnished under this specification is 4 in. [100 mm] for Class 1 and 6 in. [150 mm] for Class 2 and Class 3.
ASTM A537 Class 2 chemical comopsition:
|
Grade |
C max |
Si |
Mn |
P max |
S max |
Mo max |
Ni max |
Cr |
Cu |
|
A537 Class 2 |
0.24 |
0.13-0.55 |
0.92-1.72 |
0.035 |
0.035 |
0.09 |
0.28 |
0.29 |
0.38 |
ASTM A537 Class 2 mechanical properties:
|
Grade |
Thickness mm |
Tensile strength ksi (Mpa) |
Yield strength ksi (Mpa) |
Elongation in 2in. |
|
A537 Class 2 |
65≥ |
80-100 (550-690) |
60 (415) |
100≥
22 |
100≤
20 |
|
65-100 |
75-95 (515-655) |
55 (380) |
|
100-150 |
70-90 (485-620) |
46 (315) |
ASTM A537 Class 2 steels shall be manufactured as killed and shall conform to the fine austenitic grain size requirement of Specification A 20/A 20M.
ASTM A537 Class 2 and Class 3 plates shall be quenched and tempered. The tempering temperature for Class 2 plates shall not be less than 1100°F [595°C] for not less than 1⁄2 h and 1150°F [620°C] for Class 3 plates for not less than 1⁄2 h. In a word, Katalor is a professional supplier in offering ASTM A537 Class 2 steel plates. Feel free to contact me if have needs.
