Haiyan Hongrun Fastener Co., Ltd is a professional manufacture of producing 4.8, 8.8, 10.9 and 12.9 of the hexagonal flange bolt (including Prevent slippery tooth flange screws, wheel hub screw and Seat belt screw), high strength auto distribution fasteners and other kinds of non-standard special items.
various kinds of Guardrail bolts for freeways and railways, Carriage bolts and Hex bolts, Hex coach screw, Flange bolts, Nuts, etc, that conform with the ISO, ANSI, ASME, DIN, BSW, JIS, GB. We also customize various special-shaped parts according to the customer's requirements and specifications.
Self drilling & Self tapping screw series, Hexagon bolts & nuts, Flange bolts & nuts, Foundation bolts, Sleeve anchor and Wedge anchors etc. Besides we can produce according to your design and drawings
chipboard screws fasteners for Automobile hex head bolt hex socket screw hex nuts HEXAGON HEAD BOLTS HEXAGO SOCKET CAP HEAD SCREWS HEXAGON NUTS HEXAGON HEAD BOLT DIN933/931/558/601/912/934/975/ISO4107/4014/4032 GR 4.8-12.9 HEXAGON HEAD BOLTS HEXAGON NUTS CUP HEAD SQUARE NECK BOLTS MACHINE SCREWS NON-STANDARD BOLTS AND SCREWS THREADED RODS CHIPBOARD SCREWS CAP HEAD NIB BOLTS COLOUR PLASTIC ELASTIC EXPANSION TUBE AUTOMATICMUL TIPROCESS COLD UPSETTING MACHINE HEXAGON SOCKET BUTTON HEAD SCREWS FORNITURS SCREWS HIGH STRENGTH BOLTS WITH LARGE HEXAGONG HEAD FOR STEEL STRUCTURES SET OF TORSHEAR TYOE HIGH STRENGTH BOLT HEXAGON NUTAND PLAIN WASHER FOR STEEL STRUCTURES HEXAGO SOCKET CAP HEAD SCREWS HEXAGON HEAD BOLT TAPPING SCREWS HEXAGON FLANGE BOLTS DOUBLE AND STUDS SELF-DRILLING TAPPING SCREWS STAINLESS SERIALS AUTOMOBILE FASTENERS
High strength standard and non-standard parts for automobiles and motor-cycles, and others.
Especially, wheel bolt,wheel nuts,flange bolts,flange nuts,hex head bolt,screws,self-tapping screws,hex nuts,anchor bolts,special fastener,etc.
Main grade 8.8 and up.
Our company mainly manufactures and markets fastener product series, including hexagon bolt, Hexagon flange bolt, carriage bolt, half-round head oval neck bolt, square-head bolt, T-bolt, U-bolt, anchor bolt, guide bolt, hexagon head wood screw, hexagon socket head cap screw, hexagon square nut, and various washers, etc; product standards: German Standard, Australian Standard, American Standard, Japanese Standard, and International Standard, etc; product specifications: M6-M22 (1/4"-7/8"); performance grade: 4.6, 4.8, 5.8, 6.8, 8.8, 10.9 and 12.9 (American grade: 2, 5, 8 and 10); surface treatment: Galvanization (trivalent chromium), color-hardening, pot galvanizing, and galvanizing dyeing; and annual production capacity.
Registered trademark: FD
Main products: flange bolts, flange bolts, six cross angle cross bolt, bolt, recessed head screws with cross, automotive fasteners, fasteners, custom wind stainless steel flange bolts, to undertake a variety of high quality special fasteners.
GB5787, GB5789, GB16674, DIN6921, DIN1662, IFI-111, ISO 4162, JIS B 1189, GB9071.1- GB9074.17, Q180, Q184 car automobile bolts, bolts and other products
all kinds of hex socket head bolts, hex bolts, carriage bolts, double end studs, anchor bolts, U bolt, T bolt, track bolts, flange bolts, guardrail bolts, threaded steel bolts and a variety of high strength non-standard fasteners, various specifications of standard and non-standard nuts, washers and studs. Grade range: Grade 4.8 to Grade 12.9.Materials: steel and stainless steel. Surface treatment: zinc plated, black, hot dip galvanizing, plain and so on. DIN931 DIN933
Hex bolt stud rod
Our main products are self-drilling screw, drywall screw, chipboard screw, self-tapping screw, wood screw, furniture screw, concrete nail, roofing nail, bolt, nut, washer, anchor, rivet and non-standard fasteners according to drawings.
Our fasteners are widely used in electronic appliances, instruments, machinery and building etc.