Chongqing Hengtairail Equipment Co.,Ltd.
Global Rolling Stock Parts Supplier
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Product overview
It is one of the key components of coupler. Installed on the coupler york to with function of 360° rotatory to realize unloading without decoupling. See structure as below:
Product specification
| S.No. | Item | Value |
| 1 | Product material | Grade E |
| 2 | Hardness | 341HBS to 402HBS |
| 3 | Tensile strength | ≥827.6Mpa |
| 4 | Yield strength | ≥689.4Mpa |
| 5 | Elongation | ≥14% |
| 6 | Section shrinkage | ≥30% |
| 7 | impact absorbing energy | ≥27Akv (-40℃) |
Drawing of Rotatry Cover
Related product:
Coupler pin, coupler york, knuckle etc.