ASME B18.5 1990(R 1998)

1.Bolt:Carriage bolt,Hex bolt, Socket head bolt,Flange bolt； 2.Threaded Rod:Full threaded rod,Stud bolt, Double end stud bolt; 3.Nut:Hex nut,Flange nut,Heavy hex nut,Square nut, Tee nut, Wing nut; 4.Screw:Self-drilling screw,Self-tapping screw, Wooden screw, Machine screw; 5.Washer:Flat washer, Spring washer, Square washer, Lock washer; 6.Machining part:Castings,Forgings,Turning,Milling,Stamping Die Casting Parts； 7.Customized products based on drawings.

country:China Tel:

flange nylon insert lock nuts,square head bolts,guardrail bolts, Hex Nuts,Hex Thin Nuts, Nylon Lock Nuts,Plain washers, Hex Flange Nuts,Self-tapping screws,Drywall screws,T-BOLTS,U-BOLTS,Hex bolts, Combine bolt,Hexagon flange bolts,Machine screw, High strength Double end studs ,

country:China Tel:

washers,fixing brackets,stamping parts,anchors and other fasteners.

country:China Tel:

DIN/ASME/IFI/GB/AS Standard: Hex Bolt, Carriage Bolt, Hex Flange Bolt, Hex Socket Head Bolt, Bolt & Screw, and Non-Standard Bolts. Dia from M5 To M30(1/4" To1"), length: from 8mm To 300mm. 1. hex bolt2. carriage bolt3. hex flange bolt4. hex socket head bolt5. guardrail bolt6. heavy hex bolt7. square head bolt8. stamping9. hex nut10.coulping nut

country:China Tel:

Main products include Xylan® coated flange bolts, welded studs, pipe shoes, U bolts (with U-shaped parts in special composite materials resistant to high temperature and corrosion), pipe clamps, and sliding pipe supports, etc. Coating solutions include PTFE, Xylan, sheradizing, Zinc-Nickel, FBE, Hot dip galvanize, etc. Our products are widely used in Oil and Gas Long-distance pipeline, Petrochemical & Refinery, Offshore Platform, FPSO, Seawater desalination, Nuclear, Power, Hydrogen energy, etc.

country:China Tel:

The staple products for Dongrui are serial Multi-Station Cold Upsetting Formers, and the products are protected by many patents. Dongrui products are with complete range of specifications and stable quality which have been sold to everywhere in China and exported to America, Europe, the Middle East and South East Asia etc. in the world. Dongrui products are trusted by customers both at home and abroad. The company has passed through the certifications of ISO 9001:2008 quality management system and CE safety regulation, it has several sets of big size machine centers and a lot of advanced mechanized equipment made in China or imported from abroad, it also has a Technological Development Center at provincial level. The research and development ability and level of Dongrui company always plays a leading role at the fields of same trade in China, due to aiming at high standard and thanks to advanced inspection technique applied through whole production procedure, therefore the quality of Dongrui machines can be reliably guaranteed.

country:China Tel:

electric power fittings, railway fittings, building fittings, steel structure. Accessories, custom made connectors, hot galvanizing, galvanizing. Dacromet products, etc.

country:China Tel:

we mainly produce the standard of national, German, Japan ,America fastener,auto fittings, electrical fittings, bulldozer screw, crane screw,harbor machine screw, crusher screw, mechanical engineering screw, including T type screw, rectangle head, double head, sole screw, drawing bar screw, hexagonal socket, outer six angle and all kinds of non-standard high strength such as 8.8degree,10.9degree,12.9degree and screw cap. We also produce hydraulic pressure pipefitting, pipe tie-in,pipe cap,pipe casting,hose assembly and so on. Standard and non standard parts series: Outrer hexagonal Screw Various Screw cap Non-Standard screw Inner hexagonal T model screw screw Non-Standard sguare toes Non-Standard hexagonal Non-Standard double head Crushing machine screw Pin Axle hub Hydraulie pressure pipe pcs: Flange,Metric,American,Integral fittings,Ferrules----Hydraulie pressure pipe pcs Vitta assembly: Vitta assembly Compression tube Steel wire enlace pipe High pressure pipe Tube assembly Pipe

country:CHINA Tel:

General fasteners, import alloy steel fasteners, rivet fasteners, steel structure fasteners, plastic fasteners, stainless steel fasteners, Titanium alloy fasteners, copper fasteners, aluminum fasteners, chemical anchor bolts, embedding rubbers, coils, self-locking screws, mini precise electronic screws, products with a variety of designs and non-standard fasteners. Surface Treatment: White Zinc, Yellow Zinc and Dacromet, etc.

country:CHINA Tel:

Main products: Finished hexagon head bolts conforming to national standards including GB30-76, GB21-76, GB5780-GB5783-86(Grade 4.8, Grade 8.8), diameter is M6-M30 and length is 16mm-200mm Processing customized business: Bolt with reduced stem, tower bolt, lock bolt, anchor bolt, stud bolt, galvanized bolt, DIN933-931 bolt, bolt of American National Standards Institute (ANSI), bolt of British Standards (BS), bolt of Japan Industrial Standards (JIS) ISO and matching products,and a variety of shaped bolts manufactured according to he requirement of customers. High strength bolts

country:China Tel: