ITEM NAME: STUD, NUT BOLTS. MATERIAL: MS, SS. STANDARDS: ASTM A193, ASTM A194, ASTM A453, ASTM A320, ASTM A182. GRADES: B7,L7,B8, B8M, B7M, B16, ALLOY20, MONEL, HASTELLOY, INCONEL, 17-4PH, TITANIUM ETC. SERIES: COARSE, FINE, 8-THREADED SERIES. TEMP: -29 TO 815 C COATED: ZINC-NICKLE, ALUMINUM COATED, PHOSPHATE, PLAIN,HOT DIP GALVANIZING. SIZES: AS PER DEMAND. SOURCES: LOCAL, CHINA.