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.

Screw in Grade 12.9, 10.9 and 8.8 & SS Screw DIN912/GB70 Hexagon socket head cap screws DIN931~933/GB5782~5783 Hexagon head screws DIN7991 Hexagon socket countersunk head screws ISO7380 Hexagon socket button head screws ISO7379 Hexagon socket head shoulder screws DIN916-45H Alloy Steel hex Socket Head Set Screw

Hex Head Self Drilling Screw with EPDM washer , Hex Self Tapping Screw with PVC washer , Pan Head Self Drilling Screw , CSK Head Self Drilling Screw，Bugle Head Philips , flat head/countersunk head self tapping screws, sheet metal screws , self tapping screw with truss head，Metal screws, sheet metal screws, tapper screws , Hex Flange Head Self-drilling Screw, Double Thread ,Screw with Wing,Self Drilling Screw with Flat Head Furniture Screw/Chipboard Screw/Wood Screw

self-drilling screws, tapping screw, drywall screws, chipboard screws, furniture screw and construction screws, etc.

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 ,

Haiyan Jinhan Import & Export Co., Ltd. is a comprehensive manufacturing enterprise integrating R&D, production, and sales of high-quality precision machined parts, non-standard bolts and nuts, custom-shaped hardware, and standard fasteners. Leveraging professional technical expertise, we provide customers with end-to-end solutions for non-standard fasteners—spanning everything from design to machining. By employing a combination of processes such as cold extrusion, forging, cold heading, casting, drawing, stamping, welding, and precision machining, we deliver optimized solutions that reduce procurement costs while ensuring superior product quality and reliability. Strategically located at the transportation hub connecting Shanghai, Hangzhou, Suzhou, and Ningbo, our company operates over a hundred units of automated CNC and machining center equipment, complemented by comprehensive auxiliary processing and testing facilities. This infrastructure enables full-process control—from design and development to production and inspection—ensuring high-quality products that meet diverse customer needs. Grounded in a pragmatic approach and enriched by extensive practical experience, we continuously enhance our capabilities to deliver increasingly comprehensive solutions to our clients. Haiyan Jinhan Import & Export Co., Ltd. focuses on the perfect fusion of precision machining and fastening technology; we excel at the precision machining of fasteners and are true specialists in the field. We prioritize customer needs and adhere strictly to the principles of integrity, utilizing world-class management and technology to provide top-tier products and services.

non-standard fasteners, machine screws, self-tapping screws, insert nuts, rivets, hollow bolts & nuts.

nylon insert lock nuts-DIN985,DIN982,ANSI,BS,GB889,cap nuts one piece type-DIN1587, flange nuts-DIN6923,IFI D-21,JIS B1190,hex nuts-DIN934,weld nuts-JIS B1196,DIN928,DIN929,wing nuts,slotted nuts,T-nuts,tube sets and non-standard fasteners

Our products range from bolts, nuts to wood screws, machine screws, self-tapping screws, washers, rivets, anchors etc. according to DIN, ANSI, BS and JIS standard. Washers, Screws, Bolts, Nuts, Threaded Rod, Blind Rivets

Architectural Hardware ;Fueniture Hardware;Small Mechanical Parts ;Plastic Products ;Mold Development