Carbon Steel Connecting Sleeve
- 100% Bar Break Performance
- Various surface process: Black, Self Color, Black Oxide, CNC Machined Surface
- Model Number: 16mm - 40mm
- Steel Threaded Sleeve Of Auto
SLEEVES TYPE
1. Parallel Thread Rebar Splicing with Cold Upsetting End
(1) Cutting the material
(2) Enlarging ends of bars by cold upsetting
(3) Make the threading
2. Parallel Thread Rebar splicing with Rolled Thread End
Directly rolling:
(1) Cutting off the raw material rebar
(2) Rolling the end by using the special rolling machine;
(3) Splicing the rebar by using the coupler.
Rolling after stripping rib:
(1) Cutting off the raw material rebar
(2) Stripping the ribs at the end of the rebar and rolling thread;
(3) Splicing the rebar by using the coupler.
| Company Name | Qingdao Donrex Co. Ltd |
| Telephone | 0086 532 85800130 |
| Annual exports | About USD16 Million |
| Establish | Since 2001 |
| Address | Noble plaza, No.328, Dunhua Road, Qingdao,China 266034 |

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