20A-1 Standard Straight Connecting Link Donghua (with Cotter Pin, ASA100-1, 1 1/4” × 3/4”, DIN 8188)
Roller Chain
Chain Parameters
In the TYMA Product Catalogues you can find this material also described with the abbreviation ST.
Chain Description
20A-1 Standard Straight Connecting Link Donghua (with Cotter Pin, ASA100-1, 1 1/4” × 3/4”, DIN 8188) is intended for 20A-1 / ASA 100-1 simplex drive chains, which are standardized according to ISO 606 (DIN 8188, ANSI B29.1), meaning they belong to the American A-series.
The chain consists of outer links with pins and inner links with bushes, on which freely rotating rollers are mounted. The chain is made of steel.
Chain Construction
- Inner link
- Outer link
- Pin
- Bushing
- Roller
Chain Fields of Use
20A-1 / ASA 100-1 roller chains are designed for general applications, particularly in medium industry.
They are primarily used as drive chains but can also be fitted with attachments for material handling and lifting.
Chain Material
Steel.
Documents for Download
Dimensions and Parameters of DIN 8188 ASA/ANSI Roller Chains
TYMA CZ Data Sheets
Czech and English (PDF 374.73 kB)
Related Products
Sprockets for DIN 8188 ASA/ANSI Roller Chains (A-Series)
For DIN 8188 roller chains (04C, 06C, 08A, 10A, 12A, 16A, 20A, 24A). In simplex, duplex, and triplex design. With a hub or flat design.
Universal Chain Tensioners
Sliding blocks, sprockets with screw and idler sprockets for tensioning of industrial roller chains during operation.
Sliding Chain Guides for Separate Mounting
Standard chain sliding guides fixed separately directly on the machines.
Chain Wear Gauges
Mechanical devices designed to roller chains, fleyer chains and other types of lifting and drive chains wear detection.
Manufacturer Profile
Donghua was founded in 1991 and has been one of the leaders in China's chain drive market since the late 1990s. It operates research and production centers not only in China, but also in Germany, Poland and Japan, and runs eight overseas branches – including locations in the Netherlands, the UK, the USA and Thailand.
Donghua chains and sprockets are used across a wide range of industrial sectors – from the automotive and food industries to healthcare – as well as in agriculture.
The company strives to become a global leader in chain drive technology. It invests heavily in R&D, advanced materials and production automation to deliver highly precise and high-performance solutions for demanding applications.