1.Astm A193,Din931/933/975 2.Finish:Self Color,Black,Teflon Coating(PTFE) Black, White ... 3.MS,CS,SS Stud Bolts & Nuts Size 1/2"-2" Specification ASTM A193 B7/B16/B8M;ASTM A194 2H/8 ... 8FProduct Description Product Name:STUD BOLT & U_BOLTS:1. Din 975, class 4.8, class 8.82. UNC, 2A, grade ... Gr.8, ASTM A194 Gr. 8MSpecification: ANSI B 18.2.2WASHER Flat washer and Spring WasherMaterial: Carbon Steel and ...