22 10, 2019 ASTM B209 Alclad 2024 Temper O, AMS 4461 ASTM B209 Alclad 2024 Temper O, AMS 4461 steelmax2023-01-02T10:55:25+09:0010월 22nd, 2019| ASTM B209 Alclad 2024 Temper O, AMS 4461 STEELMAX Metal Story Aluminum 2024 재질은 높은 강도로 aircrafts 글 내용 전체보기