72B-2 Roller Chains According to DIN 8187
72B-2 roller chains (4 1/2″ × 68.58 mm) are among the common types of heavy-duty duplex drive chains. They are standardized 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 steel. The exact grade of steel, production method and heat treatment of the steel of the individual parts vary by chain type, size and manufacturer.
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Chains Construction
- Inner link
- Outer link
- Pin
- Bush
- Roller
Chains Fields of Use
72B-2 roller chains according to DIN 8187 are designed for general applications, particularly in heavy industry.
They are primarily used as drive chains but can also be fitted with attachments for material handling and lifting.
Chains Material
Steel.
Chains Code Description
Example:
72B-2 KettenWulf HFS (4 1/2″ × 68.58 mm, DIN 8187) - 5 m Pack
| Code Part | Description |
|---|---|
| 72B |
Chain type (ISO 606 / DIN 8187, B-series) |
| 2 |
Duplex roller chain |
| KettenWulf |
Manufacturer |
| HFS |
Chain type according to the manufacturer's designation |
| 4 1/2″ × 68.58 mm |
Pitch × internal width |
| DIN 8187 |
European chain standard (B-series) |
| 5 m Pack |
Standard pack length |
Documents for Download
Dimensions and Parameters of DIN 8187 Roller Chains
TYMA CZ Data Sheets
Czech and English (PDF 371.93 kB)
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