304CO, A240-304 Cobalt Restricted, A262 Practice E STEELMAX Steel Story 304CO 재질은 ASTM A240-304 규정을 기본으로 하고 여기에 Cobalt 를 0.050%, Sulfur 0.010% maximum 으로 […]
This website uses cookies to improve your experience. By using this website you agree to our Data Protection Policy.