Strict Quality Control throughout Manufacture.
| Key words | Drive chain/china roller chain/duplex chain | |
| Name | A series ANSI 140 duplex roller chain heavy duty drive chain from China | |
| Main parameters (mm) | Model number | 140-2 |
| Structure | Roller chain | |
| Function | Conveyor chain | |
| Standard or nonstandard | Standard | |
| Material | 40Mn or required | |
| Application | Transmission and conveyor system | |
| Surface treatment | Heat treatment | |
| Pitch | 44.45mm | |
| Packing | Carton box | |


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