튜브 X20CrMoV11-1 (12-1) 1.4922 SEAMLESS STEELMAX Steel Story DIN-EN Material No, 1.4922 X20CrMoV11-1 이전 DIN 17175 규격으로는 X20CrMoV12-1 Seamless Tube and Bar로 공급되는 강종입니다. DIN-EN […]
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