REBAR CONFORM TO FOLLOWING
INTERNATIONAL STANDARD CODE
| Standard conform Steel grade | Country | Yield Strength (Re) Min. | Ultimate Strength (Rm) Min. | Ration Rm/Re Min | % Elongation after fracture | Mandrel dia for Bend test, mm | Mandrel dia for Rebend test, mm |
|---|---|---|---|---|---|---|---|
| ASTM A706 grade 80 | USA | 550MPa (80,000Psi) (min.)/675Mpa(98,000Psi)(max.) | 690 MPa (100,000Psi) | 1.25 | 10-12 (GL=200mm) | 10-16mm = 3.5D 20-25mm = 5D | N/A in test standard |
| IS 1786:2008 Fe 550 | India | 550 MPa (min.) | 585 MPa | 1.06 | 10 (GL=5D mm) | Upto 20mm=5D Above 20mm=6D | Upto 10mm=7D Above 10mm=8D |
| Target range for KSRM 50G rebar’s | – | 570-600 MPa | 700 MPa | 1.30 | 12 min. (GL=200mm) | As per standard | N/A |
for DWR
D = Ductility Class D W = Weldability R = Ribbed bar