railway fasteners: screw spikes, track bolts
non-standard fasteners: U bolt,square bolts, wheel bolts, special bolts and screws, drive screws
standard fasteners: ANSI/ASME B18.5 1990,DIN6914, ANSI/ASME B18.2.1 1996, DIN571,square bolts, hex bolts, wood screws, eye bolts,hex head screws, hex lag screws, round head square neck bolts, hex nuts
stamping parts: pipes & hooks, hose clamp, welded stampings, clamps kit
punching piece, cooling extrusion of cooling and heating, mechanical processing, non-standard piece, which are consistent with GB, DIN, ANSI and JIS, products of various specifications and max length of 1500mm.
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.
Snap Ring, circlips for shafts, E clips,circlips,hex head bolt,anchor bolts,motorcycle bolts,
huck bolts,wheel bolt,carriage bolt,socket head bolt,
hook bolt,hanger bolt,plow bolt,guardrail bolts,
countersunk bolts,structural bolt, lag bolt,
lock bolt,pan head bolt,
stud bolt,square head bolts,track bolts,expansion bolts
Standard bolt, screw ;
Standard nut ;
The high strength fastener
Able to bear the falling type fastener;
Making up type fastener;
Welding type fastener;
Axle sleeve ;
Reed nut punching ;
Yuhuan Zhengshi Machinery responsibility Co.,Ltd. Yuhuan ZhengShi Machinery Co.,Ltd, lies in Yuhuan country, Zhejiang province, which is called “the hometown of automobile and motorcycle”, established in 1983, It’s predecessor is Yuhuan Hongqi electric Appliances & Motor Fitting No,2 Factory. At present, Company mainly produce series of ball joint, control arm, Disc brake caliper parts（Include caliper Pistons and Series of adjust screws）, Drum Brake Parts (All kinds of Prepare Kits and Series of adjust Screws). Automobile Wheel Bolts and Nuts, Oil Connector, High Strength Bolts (Standard and Non-Standard). It has long been playing supporting role in cooperating with automobile manufacturing group companies all over the country, and its products already sell well in our domestic, as well as have a ready market in U.S.A, Korea, Italy, France, East-South area and Middle-East Countries..
Our main products: Hub bolt, Wheel bolt, bolt, nut, wheel hub bolt, auto bolt, D-bolt, U bolt, center bolt, bolt and nut, rear bolt, hex bolt, spring, bolt nut, wisher, T bolt, fasteners bolt and nut etc.