Reinforcing Bar Couplers
Coupler Selection
The information in the chart below can be used to assist with the identification of the most appropriate coupler. For more detailed information select the range you are interested in from the menu.
Tapered Thread
| Type | Standard | Positional | Transition | Weldable | HA |
|---|---|---|---|---|---|
| Bar Dia. mm | 12-50 | 12-50 | 12-50 | 12-50 | 12-50 |
| Bar End Prep | Threaded | Threaded | Threaded | Threaded | Threaded |
| Bar Rotation | Yes | No | Yes | Yes | Yes |
| Installation | Torque Wrench |
|---|---|
| Capacity | Full strength up to 575N/mm² |
| Approvals | BS 8597 CARES TA1-B DIBt Approval No Z-1.5-179 (12, 14, 16, 20, 25, 28, 32, 40) SP SITAC 1002 |
CXL
| Type | Type A | Type B | Type C |
|---|---|---|---|
| Bar Dia. mm | 12-50 | 12-50 | 16-50 |
| Bar End Prep | Threaded | Threaded | Threaded |
| Bar Rotation | Yes | Limited | No |
| Installation | Wrench |
|---|---|
| Capacity | Full strength up to 650N/mm² |
| Approvals | ITB Approval No. AT-15-9037/2013 |
MBT
| Type | ET | Transition | HA |
|---|---|---|---|
| Bar Dia. mm | 10-40 | 10-40 | 10-40 |
| Bar End Prep | No | No | No |
| Bar Rotation | No | No | No |
| Installation | Wrench or Nut Runner |
|---|---|
| Capacity | Full strength up to 575N/mm² |
| Approvals | BS5400 BBA 16/5300 & HAPAS 15/H240) (ET10, 12, 16, 20, 25, 32, 40) ACI 318 DIN 1045 German Code DIBt Approval No Z-1.5-10 (ET 10, 12, 14, 16, 20, 25, 28) SP SITAC 1002 (ET10, 12, 16, 20, 25, 32) (C16, 20, 25, 32) |
Bartec
| Type | Type A | Type B | Type C |
|---|---|---|---|
| Bar Dia. mm | 12-50 | 12-50 | 12-50 |
| Bar End Prep | Threaded | Threaded | Threaded |
| Bar Rotation | Yes | Limited | No |
| Installation | Wrench |
|---|---|
| Capacity | Full strength up to 650N/mm² |
| Approvals | ACI 349 ASME III DIV 2 (ACI 359) ACI 318 CSA CAN 3 – N2872 DCL Technical Approval TAC-132 |
Availability
Selected territories of Middle East only. Please contact Leviat for locations.
Tapered Thread Cryogenic Couplers
| Type | Standard | Positional | Transtition |
|---|---|---|---|
| Bar Dia. mm | 12-32 | 12-32 | 12-32 |
| Bar End Prep | Threaded | Threaded | Threaded |
| Bar Rotation | Yes | No | Yes |
| Installation | Torque Wrench |
|---|---|
| Capacity | Full strength up to 575N/mm² |
| Approvals | Tested at -168°C/-270°F to EN 14620-3 with cryogenic-grade rebar |
Latest News
Leviat Sponsors Concrete Society Awards 2025
Leviat is delighted to announce its continued sponsorship of the popular Concrete Society Awards for 2025, taking place on Wednesday 12th November, at London’s Royal Lancaster Hotel.
Leviat Sponsors Contractors Choice Award at Brick Awards 2025
Leviat is delighted to continue its longstanding support of the Brick Development Association’s prestigious annual Brick Awards by sponsoring one of the evening’s most unique and coveted honours, the Contractors’ Choice Award.