CB30 ASTM A743 (CENT, INVEST, SAND)

CB30 ASTM A743 (CENT, INVEST, SAND)

Type:20Chromium

CB30 Chemical Requirements:

C(max):0.30

Men(max):1.00

Si(max):1.50

P(max):0.04

S(max):0.04

Cr:18.0~21.0

Ni:2.00 max

 

Heat Treatment Requirements:

(1) Heat to 1450°F [790°C] minimum, and air cool, or

(2) Heat to 1450°F [790°C] minimum, and furnace cool

Tensile Requirements:

Tensile Strength, min

Tensile, ksi:65

Tensile, MPa:450

Yield Strength, min

Yield, ksi:30

Yield, MPa:205

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

 

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