1.7765, 32CrMoV12-10, 1.8522, 33CrMoV12-9, QT STEELMAX Steel Story 1.7765, steel name 32CrMoV12-10 재질은 DIN 합금강 규격이고 1.8522, steel name 33CrMoV12-9 재질은 EN 10085 질화강 규정에 […]
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