| After-sales Service: | Free Return of Parts |
|---|---|
| Warranty: | 12 Months |
| Pipe Material: | Steel |
| Condition: | New |
| Customized: | Non-Customized |
| Theory: | Spiral Working |
| Customization: |
|---|
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Prestressed metal bellows are also known as metal bellows, metal spiral pipes, concrete filling pipes, and bellows for anchor bolts. The metal spiral pipe is made of high quality steel strip through rolling, coil forming, biting, cutting and other processes to make round and flat structures, and the prestressed corrugated pipe is necessary for the prestressed concrete structure.
1.used at working site,making duct at site,
2.operated easily, nimble structure, working steady
3.make round duct or flat duct
spiral prestressed corrugated pipe making machine
corrugated pipe making machine
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