에 의해서 에피소드 | 1월 24, 2023 | 분류되지 않음
Solution Description No.ItemSpecifications1ComponentsCarbon metal: ten#, eighteen#, 1018, 22#, 1571, 40Cr, forty five#, 1045, 50#, 55#, sixty#, 65Mn, 70#, 72B, 80#, 82BAlloy Framework Steel: B7, 20CrMo, 42Crmo, SCM415, SCM440, 4140High-carbon chromium bearing metal:...
