
Product: Hot rolled high strength low alloy steel plates for service in welded pressure vessel and piping components.
SA737 Grade B steel product available : SA737 Grade B Steel plates, SA737 Grade B steel sheets,
SA737 Grade B steel standard :ASTM SA737/SA737M
ASTM SA737/SA737M specification includes the grades : SA737 Grade B, SA737 Grade C
SA737 Grade B delivery condition: N(Normalized)
SA737 Grade B pressure vessel steel chemical composition %
Grade |
C max |
Mn |
P max |
S max |
Si max |
V |
Co |
Nb |
SA737 Grade B |
0.20 |
1.15-1.50 |
0.025 |
0.025 |
0.15-0.50 |
- |
0.05 max |
- |
SA737 Grade B pressure vessel steel Mechanical properties
Class |
Tensile strength Rm MPa |
Yield strength ReH MPa min |
Elongation A% min in |
200mm |
50mm |
SA737 Grade B |
485-620 |
345 |
18 |
23 |
JOIN-WIN STEEL keeps enough quantity
SA737 Grade B steel in stock each month. We can meet our customer’s further process request like : cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.
Other pressure vessel steel grades in standard ASTM A737/A737M and ASME SA737/SA737M
A737 Grade B pressure vessel steel plates,
A737 Grade C pressure vessel steel plates,
SA737 Grade C pressure vessel steel plates