Various kinds of bolts, screws, hex nuts, flange nut, plain washers, spring washers, wood screws, thread rods and so on according to DIN, BS, ANSI/ ADSI, NFE, GB and ISO standards.
Materials: carbon steel, stainless steel and copper with brüniert zinc plated, galvanized and nikel plated in the surface.
Products: screws, bolts, nuts, washers, pins, rivets and so on.
Our products are widely used in the areas of energy, electron, wiring, mechanism, chemistry, metallurgy, mould, hydraulic pressure, cars and so on.
We can also manufacture non-standard fasteners according to guests’ inquiries.
Our products have passed the authentication of ISO9001, QS9000 and other international standards.
Our main products are stainless steel standard and non-standard fasteners. Standards: Metric Fastener Standards, IFI, BS. Material: 201: 304: 302: 321: 316: 316L (materials of Shanghai Baosteel). We can also process non-standard fasteners to meet the demand of customers.
Gem-Year are producing all kinds of high quality products such as bolts, nuts, screws, drawn wire and other off-standard fasteners, which are according to GB, ANSI, DIN, UNI,JIS and ISO standards with yearly production output of 200,000 metric tons.
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 ;
anchors (including metal and plastic) and plugs,bolts, nuts, screws, rivets, nails, clips, hooks, thread rods, studs, washers, stainless steel bolts, cap head nib bolts, automotive bolts etc. according to DIN, ASTM, ANSI/ASME ,ISO, GB,BS, JIS standard. We also welcome special orders made according to customer's drawings.
Our company supply all types of threaded rods and double ended studs.We also supply different kinds of fasteners,such as nuts,bolts,washers,etc....
We offer fasteners about grade 4.8-12.9(ANSI Gr2-Gr5); black, zinc plated, HDG, etc surface treatment; color box package, neutral carton package; Also, we can offer our customer stainless steel or brass fasteners.
hot-forged fasteners with full specifications and various kinds, especially non-standard fasteners, like special bolts, steel nail ，extra-long and extra-large fasteners, rivet weld, hardware, stamping and machining parts, high strength bolts, hex bolts, hex socket head cap screws, foundation bolts, stud bolts, U bolts, bolts for electric power steel tower, bolts for petrochemical industry, etc.