欢迎来到镔铃现货!
规格:270D Si:14-16,Fe:80-83 14%-16% 80%-83 6.7-7.0g/cm³
(C)≤0.2%、(S)≤0.05%、(P)≤0.05%,杂质<0.5%,真密度6.8-7
7日内交货