... certificate:ISO9001:2000. 4.finish:zinc, black, plain,H.D.G. hexagon screw gradestandardmaterialdiameterlengthsurface3.6(A)DIN(A)Carbon ... .85.DIN5585.C1045 C) Black8.86.DIN6016.Q235 D)H.D.G10.97.DIN79907.Q195 (E)CR3+zinc (B ... 45# (G)dacromet 2.ISO4017 (C)BS (D)ANSI/ASME galvanized hex screw1)product name: bolt2)standard ... 8.8,10.96)finish:zinc, black, plain,H.D.G7) material :Carbon Steel,swrch35k,45#8) ...