China suppliers prestressed coupler single mono anchorage 12.7mm 15.24mm 15.7mm 17.8mm for PC strand wire steel biulding price

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Description

China suppliers prestressed coupler single mono anchorage 12.7mm 15.24mm 15.7mm 17.8mm for PC strand wire steel biulding price

Its key part material:  

     left/right anchor ring:45# or 40Cr     work(tool) gripper :20CrMnTi

 

Coupler structure 2 diagrams:

 

single hole working(tool) coupler

 

precision rolling deformed steel bar single hole working(tool) coupler

 

 Technical parameter for reference: 

 

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