
Flame And Induction Hardening Steels; Quality Specifications
出版:Swiss Standards

專家解讀視頻
1972
DIN 17212 E : 1972 - Identical
DIN 17212 : 1972 - Identical
DIN 17212 : 1972 - Identical
DIN 17212 (1972-08) - Identical
Flame And Induction Hardening Steels; Quality Specifications
出版:Swiss Standards
專家解讀視頻
1972
DIN 17212 E : 1972 - Identical
DIN 17212 : 1972 - Identical
DIN 17212 : 1972 - Identical
DIN 17212 (1972-08) - Identical