Changsha DLADTO Rebar Splice Co., Ltd

In China, the technology of steel frame structure   coupling sleeves   has made rapid progress through the introduction of professional techniques and the diligent efforts of research institutions’ experts. The development of this technology has gone through several stages, such as hot forging of the sleeve specifications, tapered external threads, upsetting and extrusion forming. With the continuous improvement of the technology, the cost of sleeves also been reduced. Following we will discuss how to install steel reinforcement coupling sleeves and the key points to note. Installation of steel reinforcement coupling sleeves and washers: 1. According to the provisions of the seismic design level, coupling sleeves washer should avoid installing the coupling heads in the end regions of the structure and the regions with increased reinforcement density at column ends. If it is necessary to install in locations with high internal stress, the percentage of Level 3 coupling heads wi...

1. By size of the square head: 1/4″, 3/8″, 1/2″ three specifications, ″ is inch, 1″ = 25.4MM; 2. According to the length: long sleeve, short sleeve, E-shaped sleeve. 3. By side: 6 corners, 12 corners, 4 corners; 4. Appearance: single groove and double groove; knurling; straight barrel; nickel plating and chrome plating, etc.; 5. In terms of usage: there are manual socket wrench and pneumatic socket wrench (black, chrome molybdenum steel); 6. According to different disassembly screws: outer hexagonal sleeve, outer plum blossom sleeve; inner hexagonal sleeve, inner hexagonal sleeve, inner 12-shaped sleeve; E-type sleeve, pentagonal compression sleeve, pentagonal hollow compression sleeve, Four-corner sockets, etc. Changsha DLADTO Rebar Splice Co., Ltd  as a division of  ADTO Group . We are a professional rebar coupler producer, we have been in this field for a long time with customers for all over the world. Welcome to contact us for any inquiry.