Grade 4130 Plate, Chrome-Moly Alloy Steel

2022-11-29T16:17:04+09:003월 8th, 2021|

Grade 4130 Plate, Chrome-Moly Alloy Steel
STEELMAX Steel Story

 

Grade 4130 합금은 크롬과 몰리브덴 합금강으로, QT 열처리성이