Prestressed Concrete Steel Bar

Apllication: The reinforcing wires of pre-stressed high-strength concrete (PHC) piles.
Features: High tensile strength,Low relaxation,Straight,weldability and platability.
Diameter: 7.1mm / 9.0mm / 10.7mm / 12.6mm
Standard: GB/T5223.3-2005
Tensile Strength: 1080Mpa / 1230Mpa / 1420Mpa / 1570Mpa
Special specification can be according to customers' special requirements.
Standard Profile Nominal Diameter Tolerance Cross Sectional Area Tensile Strength          ≥ Yield Strength          ≥ Theoretical Weight   per meter Elongation ≥ Ratio of Stress relieving (1000h)  ≤
mm mm mm2 Mpa Mpa g/m % %
GB/T 5223.3-2005 Helical groove-3 7.1 ±0.15 40 1080     1230       1420      1570 930      1080      1280      1420 314 5 4
2.5
Helical groove-6 9 ±0.20 64 502 4
2.5
10.7 90 707 4
2.5
12.6 125 981 4
2.5