Standard Specification for Bronze Trolley Wire (Includes all amendments and changes 6/1/2017).

The information about the standard:

Designation standards: ASTM B9-76(2017)e1
Publication date standards: 1.4.2017
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: American technical standard
Kategorie: Technické normy ASTM

Annotation of standard text ASTM B9-76(2017)e1 :

This specification covers round, grooved, and figure-9 deep-section grooved bronze trolley wire. The bronze trolley wire shall be made in any of the three distinct alloys indicated in accordance with their increasing conductivities: Alloy 40, Alloy 55 and Alloy 80. Tensile tests and tension tests shall be performed wherein the wires shall conform to the required values of tensile strength and elongation. Twist tests shall be performed wherein round wires shall conform to the required number of twists. The specimens shall also connform to the required values of electrical resistivity.

Keywords:
bronze trolley wire, figure 9 grooved trolley wire, grooved trolley wire, round bronze trolley wire, trolley wire,, ICS Number Code 29.280 (Electric traction equipment)