2022년 9월 5일

4140QT Round-Bar, Heat Treated Cold Finish

4140QT Round-Bar, Heat Treated Cold Finish STEELMAX Steel Story   4140QT 강재는 열처리에 의해 항복강도 655~1640 MPa 수준의 높은 기계적 성질이 가능한 저합금강 (low alloyed steel) […]
4140QT Round-Bar, Heat Treated Cold Finish
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