ASTM A515 gr.60 steel is a high grade in boiler and pressure vessel steel.ASTM A515 has gr.60, gr.65, gr.70. ASTM A515 gr.60 are intended primarily for intermediate and higher temperature service in welded boilers and other pressure vessels.
ASTM A515 gr.60 chemical composition :
Grade |
C (max) |
Si (max) |
P (max) |
S (max) |
Mn (max) |
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< 12.5 mm |
12.5< t ≤50mm |
50< t ≤100mm |
100< t ≤200mm |
t>200mm |
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A515 gr.60 |
0.24 |
0.27 |
0.29 |
0.31 |
0.31 |
0.15-0.4 |
0.035 |
0.035 |
0.9 |
ASTM A515 gr.60 mechanical properties :
Grade |
Tensile strength Rm for product thickness in mm |
Upper yield stress ReH for product thickness in mm |
Elongation after fracture |
A515 gr.60 |
415-550 |
220 |
21/25 |
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