CA6N ASTM A743 (CENT, INVEST, SAND)

CA6N ASTM A743 (CENT, INVEST, SAND)

GradeUNS:CA6N

Type:11Chromium,7 Nickel,

Chemical Requirements:

C(max):0.06

Men(max):0.50

Si(max):1.00

P(max):0.02

S(max):0.02

Cr:10.5~12.5

Ni:3.5~4.5

Molybdenum:6.0~8.0

Heat Treatment Requirements:

Heat to 1900°F [1040°C], air cool, reheat to 1500°F [815°C], air cool, and age at 800°F [425°C], holding at each

temperature sufficient time to heat casting uniformly to temperature

Tensile Requirements:

Tensile Strength, min

Tensile, ksi:140

Tensile, MPa:965

Yield Strength, min

Yield, ksi:135

Yield, MPa:930

Elongation in 2 in. [50 mm] min, %A: 15

Reduction of Area, min, %:50

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

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