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High-performance round link chains and chain systems for mining, conveying and industrial applications.

Beijing LeeChain Technology Ltd. provides round link chains, compact chains, chainrings and pairing systems for industrial buyers who require reliable specifications and clear technical support.

Quality / Expertise / Globalisation

Heavy-duty round link mining chain

DIN 22252 round link chain

Real product reference for mining conveyor chain systems.

Established
2004
Experience
20+ years
Diameter range
26 mm to 56 mm
Domain
www.leechain.cn

Product Categories

Core chain and chainring products for mining, conveying and heavy industrial procurement.

Mining and conveying chain

Round Link Chain

LeeChain round link chains are designed for conveying equipment and industrial chain applications where dimensional accuracy, stable load performance and reliable service life are critical.

DIN22252:2012

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Mining compact chain

Compact Chain

Compact chains use forged vertical rings and are applied to different specifications of mining compact chains.

DIN22255:2012

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High-strength chain

Reinforced Round Link Chain and Compact Chain

Reinforced chains are further processed using proprietary heat treatment technology while keeping the same dimensional data as regular chains.

DIN22252:2012 reference verification

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Corrosion-resistant chain

Anti-corrosion Round and Compact Chains

Unlike zinc-dipped chains, the corrosion protection of LeeChain anti-corrosion chains does not deteriorate with surface wear.

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Low-height chain

Super Flat Chain

Super flat chain has lower height than compact chain and is designed for replacement scenarios where chain height is constrained.

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Chain coupling

V-Lock Chainring

V-Lock couplings are specially designed for connecting round and compact chains.

DIN 22258 Part 3 profile

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Why Choose LeeChain

LeeChain focuses on practical industrial use: stable product performance, careful pairing and direct B2B communication for engineering buyers.

High-performance products
Strict quality control
Proven production use
Stable product performance
Strong price/performance ratio
Industrial / OEM applications
Global market orientation
B2B direct sales

Technical Strengths

Technical information remains close to the brochure source: product standards, fatigue and impact testing notes, chain pairing rules and responsive specification tables.

Brochure-based engineering data

Product pages include standards such as DIN22252:2012, DIN22255:2012, DIN22258 and MT/T99-1997 where applicable, plus testing notes for elongation, impact value, fatigue cycles and stress amplitude.

Application Industries

Coal mining
Conveying equipment
Electric power
Coal chemical industry
Lifting and hoisting
Industrial OEM
Scraper conveyor systems

Download the product brochure

Keep the original LeeChain brochure available for engineering review and procurement discussions.

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Send your chain specification for quotation

Share the application, chain size, standard and estimated quantity. LeeChain can review product fit and respond with the right chain or chainring specification.