CA28MWV ASTM A743 (CENT, INVEST, SAND)
Grade（UNS）：CA28MWV(J91422)
Type：12Chromium,with Molybdenum,Tungsten and Vanadium
Chemical Requirements:
C(max):0.20~0.28
Men(max)：0.50~1.00
Si(max)：1.00
P(max):0.03
S(max):0.03
Cr:11.0~12.5
Ni:0.5~1.00
Molybdenum:0.90~1.25
Tungsten,max:0.90~1.25
Vanadium,max:0.20~0.30
Heat Treatment Requirements:
(1) Heat to 1875–1925°F [1025–1050°C], quench in air or oil, and temper at 1150°F [620°C] minimum, or
(2) Anneal at 1400°F [760°C] minimum
Tensile Requirements:
Tensile Strength, min
Tensile, ksi:140
Tensile, MPa:965
Yield Strength, min
Yield, ksi:110
Yield, MPa:760
Elongation in 2 in. [50 mm] min, %A: 10
Reduction of Area, min, %:24
Keywords: corrosion resistant; iron-chromium; iron-chromium nickel; steel castings