product:   1420MPA 7.1mm pc steel bar 

material:30MnSi(manganese,silicon)

Size: 7.1mm,9.0mm,10.7mm,12.6mm

Standard:  GB/T5223.3-2005

Tensile Strength: 1420MPa min; Yield strength: 1280MPa min

Elongation 5.0% min, Straightness less than 2.0mm/min

Normal Relaxation: 4.0% max, Low Relaxation: 2.0% max

Feature: good properties for lap welding and heat forging, low relaxation, comprehensive mechanical properties.

Usage: PC bars mainly used in prestressed concrete pipe pile (PC piles), electric pole (PC poles), railway sleeper etc.

Packing: in rolls, each roll is strapped by steel strips and wrapped in anti-rust PP woven sheet

Package Weight: 1000-2000kgs per coil

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