Litian Heavy Industry Machinery Co., Ltd.
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T51 Threaded 235mm Coulpling Sleeves For Tunnelling
We provide 3 types of coupling sleeves with standard (half-bridge), full-bridge and variable diameter type, in accordance with customer requirements.
Product Parameters
High-quality steel
Our coupling sleeves are made of high-quality structural alloy steel, and after a special heat treatment process, they can meet the requirements of excavating harder rock layers and have a longer service life.
Advanced manufacturing technology
The coupling sleeves adopt advanced thread manufacturing technology and advanced surface treatment technology, and are manufactured according to precise tolerances. They have the characteristics of tight connection, good energy transmission effect, strong wear resistance and easy disassembly.
Strict quality control
All the coupling sleeves are strictly controlled to ensure that they have a satisfactory high quality.
Product Parameters
| T51 Series | Thread | Length | Diameter | Weight(kg) | Model No. | ||
| mm | feet/inch | mm | inch | ||||
 | T51 | 235 | 9 1/4" | 72 | 2 27/32" | 4.1 | LT51-D72-235 |