PC steel bar is mainly used for building industry, it is the main steel material in pipe pile foundation, has high strength

   

 PC steel Bar

The PC steel bar is mainly used for building industry, it is the main steel material in pipe pile foundation, has high strength, low usage of metallic material, convenience usage and the quality was easily promised. It has a extensive usage building industry.

2.  The original material of PC BAR

Chemical composition of 30MnSi

C	Si	Mn	P	S	Cu
0.28-0.34	0.70-2.3	0.50-1.90	0-0.03	0-0.035	0.030

3.  Manufacturing process flow

material-descaling-keepstraight-drawing-knurling-heat-quenching-heat-tempering-test-packing

4.       Grad and technological properties

Nominal diameter: 7.1mm,9.0mm,10.7mm,12.6mm

Tensile strength ≥ 1460Mpa

Yield strength ≥ 1275Mpa

Elongation ≥ 5%

Low relaxation ≤ 1.5%

Straightness ≤ 2mm/m

Net weight per coil: 1000Kg(1100Kg)

*pc steel bar