DIN931 DIN933 stainless steel 304 316 hex bolts 

Custom DIN 931 DIN 933 Factory price stainless steel 304 316 316L hex bolts and nuts Hex Bolt for steel structural Product:hex flat head bolts Standard:DIN931 DIN933 Specification Diameter: M6,M8,M10,M12.. Material:stainless steel Productive process:Wire rod→Anneal→Acid cleaning→Draw wire→molding and Rolling thread→heat treatment→Surface treat→Packing. Surface treat: Plain,Black oxide,Blue white zinc,Yellow zinc,Hot dip galvanized,copper plating,Gold plating. Quality Control:Raw material inspect→process monitoring→Product test→Packaging check. Certification:ISO9001:2008    CE cert   ROHS Packaging:Product bulk in plastic bag→Carton box→Wood pallet Application:Wind tower,Nuclear power,Railway,Automotive industry,Construction,Electronic industry Delivery time:3-30days Payment term: T/T 30% deposit,the balance 70% when we finish all of goods;L/C at sight,Western Union…