Galvanized Steel Round Spiral Tube (35mm-160mm)

• After-sales Service: Free Return of Parts
• Warranty: 3 Months
• Material: Galvanized Steel
• Transport Package: Wooden Box
• Specification: 35-160mm
• Trademark: ETERNOO or OEM brand
• Model NO.: 40mm, 50mm, 60mm
• Origin: China, Henan
• Production Capacity: 2000m/Day

Product Description

    ETERNOO prestressed spiral duct is used for post tension on bridge,big span building, construction etc. whose features are stop concrete from leaking, having high strength.

1. galvanized steel spiral duct especial for exporting
2.Steel belt width:b=36mm
3.Steel belt thickness:0.25~0.4mm
4.The diameter range of pipe:35~160mm
Metal bellows are metal pipes made of galvanized or non-galvanized low carbon steel with spiral folding bites and used for reserved holes in post-tensioned prestressed concrete structural members
Metal corrugated pipe is made of galvanized or ungalvanized thin steel strip by pipe winding machine through pressure wave, spiral folding bite, with light weight, good stiffness, easy bending, simple connection, small friction coefficient and good adhesion to concrete.