Introduction pre prestressed concrete
- Introduction: Pretension spun Poles are made by centrifugal and prestressing technology. Thus, increasing strength ability, reducing materials and reducing cost price comparison with normal steel poles .
- Name : Pretension spun Poles.
- Classification:
- Concrete Grade: 40Mpa
- Prestressing Steel : Using PC Bar ( sb ≥1420Mpa ) or PC Wire ( sb ≥1770Mpa ).
- Producing and testing standard :
- Besides, we design and produce Poles which satisfy with customer’s request.
o Strength ability : từ 100-1300Kgf (putting force at top pole)
o Length : L = 6-20m
o Satisfied with TCVN 5846-1994 and TCVN 5847-1994 (serving POST OFFICE)
o Satisfied with TC 05-04-2003-KT .
