ASTM ASTM A469/A469M-07(2017) - August 15, 2019 - admin Click here to purchase 1.1 This specification covers vacuum-treated basic electric steel forgings for generator rotors. Product Details Published: 03/15/2017 Number of Pages: 4 File Size: 1 file , 76 KB Post navigation ASTM A47-68ASTM C1108-12