Post Tension Steel Duct

Post Tension Steel Duct

 

1.used at working site,making duct at working site,
2.operated easily, nimble structure, working steady
3.make round duct or flat duct, used for post tension

4. steel strip can be 0.35mm, 0.4mm

5. making black steel duct and galvanized steel duct 

spiral prestressed corrugated pipe making machine

corrugated pipe making machine

 

parameters of making spiral round duct:

inner diameter 35mm 40mm 45mm 50mm 55mm 60mm 65mm 70mm 75mm
outer diameter(mm) 40mm 45mm 50mm 55mm 60mm 65mm 70mm 75mm 80mm
gross weight(kg/m) 0.37 0.43 0.48 0.56 0.63 0.7 0.76 0.86 0.96

 

 

80mm 85mm 90mm 95mm 100mm 105mm 110mm 115mm 120mm 125mm 130mm
85mm 90mm 95mm 100mm 105mm 110mm 115mm 120mm 125mm 130mm 135mm
1.06 1.16 1.26 1.36 1.46 1.56 1.66 1.8 2.02 2.3