Steel and Party Strife

Steelmax

ASTM(American Society for Testing Materials) :
미국재료시험학회

ASME(American Society of Mechanlcal Engineers) :
미국기계기술자협회

AISI(American Iron and Steel Institute) :
미국철강협회

SAE(Society of Automotive Engineers) :
미국 자동차 기술학회

Steel and Party Strife
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