United StatesChange

C2/C3J Weldable Half-Coupler



  • Designed for connecting reinforcing bar perpendicular to structural steel sections or plates
  • Internally taper threaded on one end, with the other end prepared for welding
  • Machined from weldable grades of steel
  • Available in customer specified lengths


Part Number EL57TC3J1200
Material Steel
Finish Plain
100% U.S. Domestic Content Yes
Coupler Body Length Customer Specified
Rebar Size, Metric 57 mm
Rebar Size, US #18
Rebar Size, Canada 45M
Diameter 1 (Ø1) 3.13"
Diameter 2 (Ø2) 1.75"
Length (L) 12"
Bar Depth (BD) 2.81"
Unit Weight 22 lb
Designed to Meet AASHTO
ABNT NBR 8548:1984
ACI 318 Type 1 (125% Specified Yield)
ACI 318 Type 2 (Specified Ultimate)
ACI 349
ACI 359
CAN/CSA - N287.2/.3/.4
IBC Type 1 (125% Specified Yield)
IBC Type 2 (Specified Ultimate)
US Army Corps of Engineers
Standard Packaging Quantity 2 pc
UPC 78285691281
Bar dimensions and weights listed may vary by region. Coupler sizes not shown may be available by special order. Contact your nVent LENTON representative for more information.
The design of the weld, the selection of electrode, and other relevant choices depend on the chemical and physical properties of the structural steel to which the couplers are welded. Engineers who design assemblies should adhere to all appropriate regulations.

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