20B-3 Stainless Steel Roller Chains According to DIN 8187
20B-3 stainless steel roller chains (1 1/4″ × 3/4″) are a special type of triplex drive chains. They have the same dimensions as standard roller chains according to ISO 606 (DIN 8187), meaning they belong to the European B-series.
The chains consist of outer links with pins and inner links with bushes, on which freely rotating rollers are mounted. The chains are made of stainless steel. The exact stainless steel type varies by chain type, size and manufacturer.
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Chains Construction
- Inner link
- Outer link
- Pin
- Bush
- Roller
Chains Fields of Use
20B-3 stainless steel roller chains according to DIN 8187 are intended for special applications in cases where a stainless steel design is required. They are used in food processing facilities, environments with increased humidity, wet conditions, with various chemicals, or when operating conditions do not allow the use of standard steel roller chains.
They are most commonly used as drive chains, but can also be fitted with carriers or other auxiliary elements for material handling and lifting applications.
Chains Material
Stainless steel.
Chains Code Description
Example:
20B-3-SS Standard (Stainless Steel, 1 1/4″ × 3/4″, DIN 8187) - 5 m Pack
| Code Part | Description |
|---|---|
| 20B | Chain type (ISO 606 / DIN 8187, B-series) |
| 3 | Triplex roller chain |
| SS | Stainless steel design |
| Standard | Chain marking |
| Stainless Steel | Chain design |
| 1 1/4″ × 3/4″ | Pitch × internal width |
| DIN 8187 | European chain standard (B-series) |
| 5 m Pack | Standard pack length |
Documents for Download
Dimensions and Parameters of Stainless Steel DIN 8187 Roller Chains
TYMA CZ Data Sheets
Czech and English (PDF 251.07 kB)
Related Products
20B-3 Sprockets with Hub for DIN 8187 Roller Chains (B Series)
Custom Made Sprockets
Special sprockets made of steel, cast iron, plastic, or other materials according to customer requirements.
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.
