ASTM A350-LF2 Temperature range (-50 to 800 deg. F) Where corrosion resistance is not important. This material is heat treated "Forgings of [LF2] shall be furnished in the normalized, or in the normalized and tempered, or in the quenched and tempered condition.
Chemical composition (%)C 0.3 max
The sum of copper (Cu), chromium (Cr) and molybdenum (Mo) shall not exceed 1,00%
The sum of chromium (Cr) and molybdenum (Mo) shall not exceed 0,32%
Carbon Equivalent CE = C + Mn/6 + (Cr + Mo + V)/5 + (Ni + Cu)/ 15 max 0,47
Mechanical PropertiesTensile Strength : 485-655MPa
Yield Strength: 250MPa
Elongation (A %): 22