AREMA Standard Rail Joint Bars Specifications
Each nation adheres to specific standards regarding rail bar dimensions, necessitating the selection of rail joint bars based on these standards. GNEE RAILWAY manufactures rail joint bars according to various standards, including DIN, GB, AS, AREMA, and BS standards. Notably, rail joint bars intended for export to the United States comply with the AREMA standard.
Below are the diameters of rail joint bars tailored for the American market:
| Material | Size | Tensile strength Rm | Yield strength ReL / Rr0.2 | Reduction of area Z | Reduction of area Z |
| Chinese steel grade 50# | 115RE,119RE, 132RE,136RE, 141RE |
≥ 690 Mpa | ≥ 480 Mpa | ≥25% | ≥12% |
| C | Mn | S | P |
| 0.35-0.60 | ≤1.2 | ≤0.040 | ≤0.050 |
