CF3M ASTM A743 (CENT, INVEST, SAND)

CF3M ASTM A743 (CENT, INVEST, SAND)

GradeUNS:CF3M(J92800)

Type:19Chromium, 10 Nickel,with Molybdenum

Chemical Requirements:

C(max):0.03

Men(max):1.50

Si(max):1.50

P(max):0.04

S(max):0.04

Cr:17.0~21.0

Ni:9.0~13.0

Molybdenum:2.0~3.0

Heat Treatment Requirements:

(1) Heat to 1900°F [1040°C] minimum, hold for sufficient time to heat casting to temperature, and cool rapidly.

(2)As cast if corrosion resistance is acceptable

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: 30

Keywords: corrosion resistant; iron-chromium; iron-chromium nickel; steel castings

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