Galvanized Oval duct making machine

Galvanized Oval duct making machine
galvanized duct making machine/plant, for making round duct, flat duct, oval duct, rectangle duct etc.

Post Tension Steel Duct

Post Tension Steel Duct
post tension duct is used for concrete construction

Flat spiral corrugated duct for post tention

Flat spiral corrugated duct for post tention
spiral sorrugated duct has two shape, round and flat, both for post tention

metal spiral corrugated duct

metal spiral corrugated duct
metal spiral corrugated duct is mainly for post tension use. we can make diameter from 40mm-160mm, thickness from 0.2mm-0.6mm.

spiral duct machine

spiral duct machine
Duct machine makes 40mm-160mm prestressed spiral steel duct, with thickness 0.2-0.6mm.

spiral duct machine

spiral duct machine
Duct machine makes 40mm-160mm prestressed spiral steel duct, with thickness 0.2-0.6mm.