استحکام بالا astm a240 استحکام و دوام
ASTM A240-2017 : Designation: A240/A240M − 17Standard Specif i cation forChromium and Chromium-Nickel Stainless Steel Plate,Sheet, and Strip for Pressure Vessels and for GeneralApplications 1This standard is issued under the f i xed designation A240/A240M; the number immediately following the designation indicates the yearof …