
CF8 ASTM A743/A743M (CENT, INVEST, SAND)
Grade(UNS):CF8(J92600)
CF8
Chemical Requirements:
C(max):0.08
Men(max):1.5
Si(max):2.00
P(max):0.04
S(max):0.04
Cr:18.0~21.0
Ni:8.0~11.0
Heat Treatment Requirements:
Heat to 1900°F [1040°C] minimum, hold for sufficient time to heat casting to temperature, quench in water or rapid cool by other means
Tensile Requirements:
Tensile Strength, min
Tensile, ksi: 70
Tensile, MPa:485
Yield Strength, min
Yield, ksi:30
Yield, MPa:205
Elongation in 2 in. [50 mm] min, %A: 35
Keywords: corrosion resistant; iron-chromium nickel; steel castings