1.4841, X15CrNiSi25-21, STR310, SUH310 Heat Resisting Steel STEELMAX Steel Story 1.4841, X15CrNiSi 25-21 은 내열강으로 STR310, SUH310 과 비교 가능 합니다. 내열강은 Cr 과 Si, […]
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