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  • Discover the Versatility and Strength of din 763 Chain with TOPONE®

    At TOPONE®, one of our most popular and widely used products is din 763 chain, a long link chain that is strong, flexible and safe. Whether you need chain for industrial, marine or decorative purposes, din 763 chain is a great choice. At TOPONE®, we can also produce extra-long link steel chains with a pitch of 8D to make it more widely used in lashings or safety guardrails. So ,what makes din 763 chain such an extraordinary choice?
  • Introduction to the Production and Use of din22252 High-Strength Mining Chains

    The mining industry places very stringent demands on chains, requiring them to withstand extreme con
  • Who are the well-known welding chain manufacturers in the United States?

     Welded chains are a critical part of various industries such as construction, mining, and transportation. Their job is to bear the load, maintain stability, and ensure the safety of heavy equipment and structures. In the United States, there are several manufacturers who are known for producing high-quality welded chains that meet strict industry standards. This article will focus on some of these well-known manufacturers.
  • din 22258 Connecting Link

    TOPONE® can produce mining connection links that meet din 22258 standards. We can provide four models of products. A1 model: Rapid Connecting Link, A2 model: Flat Serrated Chain Link, A3 model: Flat Chain Link, A4 model: Vertical Chain Link. All connection links are forged.

  • din 745&din 5699 Bucket Links For Conveyors

    Bucket connection shackle produced by TOPONE®. It complies with din 745 & din 5699 and is made of forged alloy steel. It is more wear-resistant and durable through special heat treatment.Especially suitable for bucket links for conveyors for bulk materials.

  • din 22253 Open Connecting Link

    din 22253 Open Link produced by TOPONE®, also known as Mining Chain Connectors, Outboard Connector, Mining Chain Connecting Links, Mining Chain Shackles. used for scraper conveyors in underground mining facilities and other industrial conveyors.It is forged from alloy steel containing elements such as Cr and Ni.100% tested before leaving the factory.

  • din 22255 Flat Link Mining Chain

    TOPONE® produces Flat link chains for use in continuous conveyors in mining Complies with din22255 dimensions and mechanical properties. Flat link mining chains may replace currently used round link chains of the same diameter, without the need of changing other assembly components.Especially suitable for Armored Face Conveyors, Beam Stage Loaders, road headers.

  • din 22252 Round Link Mining Chain

    TOPONE® uses din 22252 standard to produce round steel chain links for continuous conveyors and excavation equipment in the mining industry. The steel used to produce the welded round link chain contains alloy elements such as Cr Ni Mo. It can meet Grade D (1050MPa), Grade C++ (900MPa), and Grade C (800MPa).Suitable for Armored Face Conveyors (AFC), Beam Stage Loaders (BSL), road header machines, coal plows and other equipment that requires this type of chain.

  • din 5685A Grade 30 Chain

    Suitable for any kind of fixing in the nautical, construction, agricultural and metalworking fields, the din 5685 chains are available in the following models:

    “A” short link chain, made in S235JR iron or in stainless steel (AISI 316 or 304).

  • din 5685C Grade 30 Chain

    Suitable for any kind of fixing in the nautical, construction, agricultural and metalworking fields, the din 5685 chains are available in the following models:

    ​“C” long link chains, made in C8 iron or in stainless steel (AISI 316 or 304).

Our chains are mostly exported to more than 30 countries
both in European and Asian markets.