E4340H N&T

2020년 9월 10일

AISI E4340 NT, Cold Finish, Aircraft Quality

AISI E4340 NT, Cold Finish, Aircraft Quality STEELMAX Steel Story   E4340 NT 강재는 항공기강으로, NT 열처리에 의해 심경화 (deep hardening) 가능하고, 항복강도 217 ksi (1500 […]
AISI E4340 NT, Cold Finish, Aircraft Quality
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