CF16F ASTM A743&A743M
Grade（UNS）：CF16F（J92701）
Type：19 Chromium, 9 Nickel, Free Machining
Chemical Requirements:
C(max):0.16
Men(max)：1.5
Si(max)：2.00
P(max):0.17
S(max):0.04
Cr:18.0~21.0
Ni:9.0~12.0
Moiybdenum：1.50 max
Selenium：0.20~0.35
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
Metallographic structure： Austenitic stainless steel
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: 25
This steel is often used to make corrosion of the flange and pipe fittings, etc