34CrMo4, 1.7220, Cr-Mo Alloy STEELMAX Steel Story 34CrMo4, Material number 1.7220 은 크롬과 몰리브덴 합금강입니다. Quenching and Tempering (+QT) 열처리하거나 Soft annealing (연화 […]
EN 10297-1, E355, SMLS, Enginering Carbon Steel STEELMAX Steel Story EN 10297 standard specification for seamless circular steel tubes for mechanical and engineering […]