化學成分SUS440C
牌號 C Si Mn P S Cr Ni MO
SUS440C 0.95~1.20 ≤1.00 ≤1.00 ≤0.040 ≤0.030 16.00~18.00 ≤0.60 ≤0.75
材質性能SUS440C:
HRC
SUS440C 58-60
化學成分SUS440F
牌號 C Si Mn P S Cr Ni MO
SUS440F 0.95~1.20 ≤1.00 ≤1.25 ≤0.060 ≤0.15 16.00~18.00 0.60 0.75
材質性能SUS440F:
HB
SUS440F 58-60