Chains and Sprockets

Reliance represents many global brand leading manufacturers of chains and sprockets. From drive chains for transmission, attachment chains for conveying, and corrosion resistant chains for heavy duty applications, Reliance can offer chain for every application.  Reliance understands demand is stronger than ever for enhanced quality and technology, increased chain strength, improved durability and drive performance. Reliance supplies many market leading ranges of chain from corrosion resistant to maintenance free.

Reliance maintains a large stock holding of sprockets in our 3 branch locations such as standard bore, spline, taper lock and large pitch conveyor sprockets.

Reliance represents brands to suit any OEM requirements and bespoke sprockets are available on customer request.

Attachment chain

attachment-chainThe Donghua range of universal  attachment chains can be used a replacement for 99% of manufacturers chains.  Attachment chains are available in British and American standards, in standard, nickel-plated, coated, maintenance free and stainless steel.

Click here to download Donghua Universal Chain Attachments dimensions.

Click here to download Donghua Universal Chain Attachments Technical Sheet.


Conveyor chain

conveyorThe conveyor chain is used across a wide spectrum of industries and applications.  With increasing demand for higher breaking loads, Donghua’s high performance conveyor chain has been developed with hardened plates improving ultimate tensile strength by up to 90%!  Available in imperial & metric pitch sizes with weld-on or integral bespoke attachments.

Click here for the full list of Donghua Conveyor chain belts 

Hollow pin chain

Hollow-pinClick here to download Donghua Standard hollow pin and bush chain catalogue

Click here to download Stainless Steel hollow pin and bush chain catalogue

Industrial Standard

industrial-standardClick here to download Donghua Industrial Standard Chain Sheet

Leaf chain

leaf-chainIn an environment where quality is key and safety paramount Donghua Leaf Chain uses optimised plate profiles to ensure ultimate tensile strengths exceed DIN standards, whilst unique reference plates allow full traceability back to production; all are HSE compliant.

Click here for further details

Roller chain

roller-chainIncorporating innovative features such as oil impregnated sintered bushings and zincaluminium compound coatings the Donghua range of Roller Chain includes options specially designed for use with high speed drives and built to withstand extreme conditions.  Click here for further details


Specialist chain

Bespoke-SS-Spike-ChainOften developed to customer specifications and always supplied to the required length Donghua Specialist Chain is manufactured to the highest standards, incorporating state-of-the-art finishing techniques, bespoke attachments and offering excellent wear resistance and low maintenance – whatever the problem Donghua has a high performance chain solution.

Stainless steel

stainless-steelStainless steel chains are suitable for corrosive conditions involving food, chemicals, pharmaceutical etc., and are also suitable for extreme high a low temperature conditions.

Click here for further information

Plate Wheels and Sprockets

sprocketReliance stock a range of sprockets including sintered, fine blanked or fully machined.

In addition, we also offer a range of surface and heat treatment processes to further enhance the performance.


Chain lube Spray

Lube-spray80% of chain wear is due to poor lubrication and, whilst many chains come pre-treated to improve wear-life.