... spikes, timber drive spikes, T-bolts, fish bolts, switch & crossing bolts, high tensile strength bolts for rail bridges etc.3, ... products, which are according to the international standards including ANSI, ASTM (America), DIN (Germany), GB (China), UNI, JIS ... 1040Mpa.Yield strengthMin:940MpaGrade8.8 or 10.9StandardDIN, ANSI, ASME, ASTM, IFI, JIS, ASThreadMetric, UNC, UNF, BSWFinishPlain, Galvanized, ...