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Our PC bar is made from medium carbon and low alloy steel, 30MnSi  are mainly used as the reinforcing wires of pre-stressed high-strength concrete (PHC) pile.

Specification

• Material and character
• Grade: 30MnSi
• Size:  7.1, 9.0, 10.7, 12.6mm（or according to your instruction）
• Chemical composition of pc steel bar

C

Si

Mn

P

S

Cu

0.28-0.34

0.60-0.90

0.70-1.20

≤0.025

≤0.025

≤0.25

• Nominal diameter: 7.1,9.0,10.7,12.6mm 
• Tensile strength ≥ 1450Mpa 
• Yield strength ≥ 1280Mpa 
• Elongation ≥ 5.0% 
• Low relaxation ≤ 1.5% 
• Straightness ≤ 2mm/m 
• Net weight per coil: 1000kg—1250kg





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