Standard Specification for External Sealing Bands for Concrete Pipe, Manholes, and Precast Box Sections
STANDARD published on 15.1.2021
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Designation standards: ASTM C877-21
Publication date standards: 15.1.2021
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: American technical standard
Category: Technical standards ASTM
This specification deals with the metric standard for three types of external sealing bands to be used in conjunction with concrete pipe, manholes, and precast box sections. The first type of bands shall be composed of rubber, mastic, and protective film elements, while the second type shall consist of a plastic film, reinforced, rubberized, asphalt, mastic coating with steel straps. The third type shall be composed of a backing band, an applied continuous butyl adhesive coating and an optional release element. All the elements of each type of sealing band shall have physical properties conforming with specified limits as determined through appropriate test methods herein provided.
Keywords:
bands, external, concrete pipe, joints,, ICS Number Code 91.100.50 (Binders. Sealing materials)