Coupler

  Rebar Coupler Manufacturing Process: Step-by-Step Guide Introduction Rebar couplers play a critical role in modern reinforced concrete construction by providing a mechanical connection between reinforcing bars . They are widely used in high-rise buildings, metro projects, bridges, dams, and government infrastructure works . To ensure structural safety and compliance with IS 16172, ISO 15835, and ASTM standards , rebar couplers must be manufactured through a controlled and precision-based process . This blog explains the complete manufacturing process of rebar couplers , from raw material selection to final quality inspection. 1. Raw Material Selection The manufacturing process begins with the selection of high-quality carbon or alloy steel . The most commonly used grades include: EN8 / EN8D C45 Alloy steel as per project specifications The raw material is tested for: Chemical composition Yield and tensile strength Elongation and ductility The quali...