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Norm
ASTM C 875
Ausgabedatum: 2014 12 01
Standard Specification for Asbestos-Cement Conduit
This specification covers asbestos-cement conduit for use in electric-power systems and communication systems, serviced in both underground and exposed conditions. The cl...
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Herausgeber:
American Society for Testing and Materials
Format:
Digital | 4 Seiten
Sprache:
Englisch
ICS
This specification covers asbestos-cement conduit for use in electric-power systems and communication systems, serviced in both underground and exposed conditions. The classes of conduit shall be as follows: Class B, intended for use encased in concrete after installation; and Class C, intended for use without concrete encasement, or for exposed services. The conduits shall also be classified into two types (I and II) according to uncombined calcium hydroxide content. Materials shall conform to specified mechanical requirements such as flexural strength and crushing strength.
ASTM C 875
1998
Standard Specification for Asbestos-Cement Conduit(1. editorial change. Reapproved 2003)
Norm