ASTM ASTM B493/B493M-14(2019) - August 15, 2019 - admin Click here to purchase 1.1 This specification2 covers three grades of zirconium and zirconium alloy forgings (see 4.1). Product Details Published: 04/01/2019 Number of Pages: 3 File Size: 1 file , 67 KB Post navigation ASTM B494/B494M-01CLSI GP17-A3 (R2018)