Anchor Coupler
- Company Name:Rocbolt
- Membership:Free Member
- Member Since:2016. 05.24
- Country/Region:China
- City:Guizhou
- Contact:Peter Woo
- Related Keywords:anchor coupler, coupling sleeve, anchor coupling, R32 coupler
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Rocbolt
[China]
Anchor coupler or called coupling sleeve, which is used to extend the anchor string to required length, enables direct end-to-end energy transmission between each bar, reducing losses and ensuring maximum percussive energy at the drill bit.
Thread size | Length(mm) | Out diameter(mm) | Unit weight (kg) |
R25 | 150.0 | 36.0 | 0.6 |
R32 | 145.0 | 42.0 | 0.7 |
160.0 | 42.0 | 0.8 | |
190.0 | 42.0 | 0.9 | |
R38 | 180.0 | 51.0 | 1.4 |
220.0 | 51.0 | 1.7 | |
R51 | 140.0 | 63.0 | 1.4 |
200.0 | 63.0 | 2.0 | |
T76 | 220.0 | 95.0 | 4.7 |
T30 | 105.0 | 38.0 | 0.42 |
T40 | 140.0 | 54.0 | 1.1 |
140.0 | 57.0 | 1.3 | |
T52 | 160.0 | 70.0 | 2.4 |
T73 | 235.0 | 89.0 | 3.7 |
245.0 | 95.0 | 5.7 | |
T103 | 255.0 | 123.0 | 7.5 |
290.0 | 132.0 | 12.5 | |
T127 | 255.0 | 139.0 | 7.5 |
Steel grade | As per request | ||
Thread direction | Left hand / Right hand | ||
Thread standard | ISO 10208 / ISO 1720/ Other international standards | ||
Hardness (HRC) | HRC25~HRC30 | ||
Features | All are designed with middle stop , O rings are available as per request. |
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