Our production standards are the national standard, German standard, international standard, British standard, Japanese and Korean standards (GB, ANSI / ASME, ISO, DIN, JIS ...), we can according to your need to produce your required specifications and dimensions (non-standard).

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.

Silicon bronze fasteners, CuNiSi fasteners,phosphor bronze fasteners, aluminium bronze fasteners, brass fasteners, silicon bronze rod, phosphor bronze rod, aluminium bronze rod, brass(naval) rod.

stainless steel bulk nails, stainless steel coil nails, copper nails,silicon bronze nails.

Our company is professional in producing various of brass standard parts,brass fasteners,brass nut,brass screw,brass bolt,brass washer,brass flat washer, brass spring washer, brass knurling nut, brass ball, brass threaded rod,brass coupling,brass clip,brass nipple,brass bush, copper washer, copper flat washer,copper nut, copper bolt, copper screw, bronze bolt, bronze nut,bronze screw, bronze washer, bronze spring washer

Hexagon Nuts/Lock Nuts/Nyloc Nuts GB6170，GB6175，SH3404 Standards：Din 934, Din 439, Din 985, Din 980, BS3692, BS1769, BS1768, BS1083, ISO 4032. Size : M3 to M64 and 1/2" to 4"

The main products are screws, nuts, carriage bolt, T bolt, threaded rods, drilling screws, anchors, drywall screw, spring pin, in stainless steel, carbon steel and bronze materials. Our products are widely used in communications, electronics, shipbuilding, automobiles, machinery, container, electrical, environmental protection and other industries.

I take charge of the bronze fastener mainly to include the silicon bronze/aluminum bronze/phosphor bronze/brass and so on. Product scope Guang Fan, including screw, bolt, nut, gear rack, gasket and so on. Productivity, no matter the size, the length majority situations can satisfy the customer the demand. The product quality is high, can enter business to produce stably world-known for a long time. Also independently researches and develops the stainless steel wire rod heater!!!

This company main product: Casting forging The machine-finishing each kind of specification model's copper aluminum molding casts the copper stock cast-aluminium carbon steel stock stainless steel stock nodular graphite casting large-scale guide screw large gear heavy casting Zinc base alloy Babbit tin-base alloy lead base alloy bearing metal casting. Has the sand casting metal founding centrifugal casting precision casting pressure casting punch press pipe bending machine the most big-ticket item may cast 5000 kilograms/most light castings to be possible to cast 0.05 kilogram/ to be possible to provide end product half-finished product semifinished materials one, copper: (1) leaded bronze (2) phosphor bronze (3) nickel brass (4) high silicon brass (5) tin phosphor bronze (6) tin phosphor bronze (7) low silicon bronze (8) leaded brass (9) high silicon brass (10) manganese bronze (11) chromium copper (12) tungsten copper (13) gun metal (14) aluminum bronze (15) manganese brass specification model: The bar copper copper pipe copper hollow bar copper board copper bar copper tape copper wire copper wire copper bushing bearing copper casting copper hammers braze flat copper heterogeneous type molding opposite sex copper pipe copper worm gear copper precision casting galvanization brazing copper copper standard letter galvanization copper bar copper screen copper fitting two, aluminum: The aluminum molding aluminum bandage aluminum alloy casting aluminum presses casting aluminum extrusion molding opposite sex aluminum tube aluminum stick aluminum tube aluminum wire aluminum belt aluminum row of aluminum sheet aluminum welding rod aluminum louver big section aluminum extrusion large-scale aluminum tube large-scale aluminum stick ellipse aluminum tube three, Babbit: Babbit good Babbit tube Babbit casting Babbit spindle Babbit gear Babbit molding four, non-ferrous metal raw material: Electrolysis copper ingot aluminum ingot zinc spindle lead ingot pure tin soldering tin copper welding rod aluminum welding rod gun metal welding rod each non-ferrous metal welding rod five, stainless steel: Stainless steel plate stainless steel belt stainless steel pipe stainless steel rod stainless steel casting stainless steel standard letter stainless steel bend stainless steel flange stainless steel channel steel stainless steel steel wire six, the mining machinery fitting, the paper manufacturing machinery fitting, the engineering machinery fitting, the glass mechanical fitting, the chemical machinery, the textile machinery, the electrical power equipment, the rubber mechanical fitting, the plastic mechanical fitting, the auto part, the electric appliance fitting, the power equipment fitting, the highway machinery, construction machinery and so on like have the need please to relate the Shandong Province Jining central area three Xin non-ferrous metals after battalion headquarters Liu Bo: 13863713300 13954768860 telephone: 0537-2514138 QQ: 573970816 mailbox: rckj369@163.com jnsx369@163.com