Steel pipe sleeve also known as through-wall pipe. We know that steel pipe sleeve is divided into flexible steel sleeve pipe and rigid steel sleeve pipe, can you distinguish them? What’s the difference?

What is flexible steel pipe sleeve?

Flexible steel pipe sleeve generally is used to place where requires strict waterproof or through-wall place where has vibration. Flexible steel pipe sleeve is welded with waterstop ring in outside, interior is equipped with sealing gasket, connection method is depends on pipeline design. If the wall is not concrete material, please use concrete wall, you must solidify the steel pipe sleeve into the wall at one time. Flexible steel pipe sleeve is widely used in construction, chemical engineering, steel plants, tapping water and sewage treatment.

What is rigid steel pipe sleeve?

Rigid steel pipe sleeve has a ring outside the steel pipe, installed within wall(mainly is concrete wall), is beneficial to wall waterproofness. Rigid steel pipe sleeve is mostly used in basement and wall waterproofness for air-raid shelters. The most obvious difference of flexible and rigid steel pipe sleeve is that there is a rubber waterstop ring inside the flexible steel pipe sleeve to better prevent water leakage.