2Cr11Mo1VNbN价格2Cr11Mo1VNbN马氏体不锈钢耐热钢,2Cr11Mo1VNbN汽轮机叶片用钢
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经销商厂商性质
上海市所在地
WCG(8Mn15Cr18无磁模具钢)
面议A18(18Mn12Cr18NiN无磁模具钢)
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面议7Mn15Cr2Al3V2WMo无磁钢,7Mn15Cr2Al3V2WMo价格
面议30Mn20Al3无磁钢,30Mn20Al3圆钢
面议
元素Element | C | Si | Mn | S | P | Ni | Cr | Mo | W | V | Co | Nb | Al | N | Ti | Sn |
spec. Wt% | 0.15/ 0.20 | 0.20/ 0.60 | 0.50/ 0.80 | ≤ 0.015 | ≤ 0.020 | 0.30/ 0.60 | 10.0/ 11.5 | 0.80/ 1.10 | ≤ 0.20 | 0.15/ 0.25 | ≤ 0.25 | 0.35/ 0.55 | ≤ 0.05 | 0.04/ 0.08 | ≤ 0.05 | ≤ 0.040 |
机械性能 Mechanical property | ||||||
标准 Spec. | 屈服强度 YS Rp0. 2 | 抗拉强度 TS Rm | 伸长率 Elongation A5 | 面缩率Z Reduction, | 冲击功Impact AKv | 硬度 Hardness |
| | | | | | |
| | | | | | |
| N/mm2 | N/mm2 | % | % | J | HB |
| ≥ 780 | ≥ 965 | ≥15 | ≥45 | ≥10.7 | ≤321 |
高倍组织Microstructure | |||||||||
标准 Spec. | A | B | C | D | δ-Fe | ||||
| 粗H | 细T | 粗H | 细T | 粗H | 细T | 粗H | 细T | % |
| ≤2.0 | ≤2.0 | ≤2.0 | ≤2.0 | ≤2.0 | ≤2.0 | ≤2.0 | ≤2.0 | ≤ |
| A+B+C+D≤3.5 | 1.5 |
低倍组织 Macrostructure | ||||
标准 Spec. | 一般疏松General | 中心疏松Center | 偏析Segregation | 晶粒度 |
| ≤2.0 | ≤2.0 | ≤2.0 | >4级 |