2018년 12월 19일

Def-Stan 02-834, NES 834, Al-Cu Alloy

Def-Stan 02-834, NES 834, Al-Cu Alloy STEELMAX Metal Story   Def-Stan 02-834, NES 834 재질은 알루미늄 동합금입니다. Copper 에, 알루미늄을 합금 하면 강도, 경도, 내식성, 충격 […]
Def-Stan 02-834, NES 834, Al-Cu Alloy
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