详细信息:
不锈钢
9cr18
化学成分:
C碳Si硅Cr铬Mn锰Mo钼V钒W钨Ni 镍P磷S硫
●特性及适用范围:
用作不锈切片机械刃具及剪切刀具、手术刀片、高耐磨设备零件等。
●力学性能:
硬度 :退火,≤255HB;淬火回火,≥55HV
●热处理规范及金相组织:
热处理规范:1)退火,800~920℃缓冷;2)淬火,1000~1050℃油冷;3)回火,200~300℃油、空冷。
金相组织:组织特征为马氏体型。
●交货状态:一般以热处理状态交货,其热处理种类在合同中注明;未注明者,按不热处理状态交货。
马氏体、铁素体、奥氏体、双相不锈钢的化学成分
钢号 | C | Si | Mn | Cr | Ni | Mo | Ti | Nb | S | P |
2Cr18Ni9 | 0.12-0.22 | ≤1.0 | ≤2.0 | 17-19 | 8-11 | | | | ≤0.03 | ≤0.035 |
1Cr18Ni9(304) | ≤0.015 | ≤1.0 | ≤2.0 | 17-19 | 8-10 | | | | ≤0.03 | ≤0.035 |
0Cr18Ni9(304L) | ≤0.08 | ≤1.0 | ≤2.0 | 17-19 | 8-11 | | | | ≤0.03 | ≤0.035 |
1Cr18Ni9Ti | ≤0.12 | ≤1.0 | ≤2.0 | 17-19 | 8-11 | | 5×(C-0.02~0.8) | | ≤0.03 | ≤0.035 |
0Cr18Ni9Ti(321) | ≤0.08 | ≤1.0 | ≤2.0 | 17-19 | 8-11 | | 5×C%~0.7 | | ≤0.03 | ≤0.035 |
0Cr18Ni11Nb(347) | ≤0.08 | ≤1.0 | ≤2.0 | 17-19 | 9-12 | | | ≤10×C% | ≤0.03 | ≤0.035 |
0Cr17Ni12Mo2(316) | ≤0.08 | ≤1.0 | ≤2.0 | 16-19 | 11-15 | 1.8-2.5 | 5×C%~0.7 | | ≤0.03 | ≤0.035 |
00Cr26NiMo2Ti(双相) | ≤0.03 | 0.4-0.8 | ≤1.5 | 25-27 | 6.5-7.5 | 1.5-2.5 | 0.3-0.5 | | ≤0.03 | ≤0.035 |
1Cr13(410) | ≤0.15 | ≤1.0 | ≤1.0 | 11.5-13.5 | | | | | ≤0.03 | ≤0.035 |
2Cr13(420) | 0.16-0.25 | ≤1.0 | ≤1.0 | 12-14 | | | | | ≤0.03 | ≤0.035 |
3Cr13 | 0.26-0.35 | ≤1.0 | ≤1.0 | 12-14 | | | | | | ≤0.03 |
4Cr13 | 0.36-0.45 | ≤1.0 | ≤1.0 | 12-14 | | | | | | ≤0.03 |
1Cr17(430) | ≤0.12 | ≤0.8 | ≤0.8 | 16-18 | | | | | | ≤0.03 |
1Cr17Ti | ≤0.12 | ≤0.8 | ≤0.8 | 16-18 | | | 5×C%~0.8 | | | ≤0.03 |
0Cr17Ti | ≤0.08 | ≤0.8 | ≤0.8 | 16-18 | | | 5×C%~0.8 | | | ≤0.03 |
1Cr25Ti | ≤0.12 | ≤1.0 | ≤0.8 | 20-27 | | | 5×C%~0.8 | | | ≤0.03 |


