Active standard | Published: 01/03/2019

ASTM A49-12(2019)

Standard Specification for Heat-Treated Carbon Steel Joint Bars, Microalloyed Joint Bars, and Forged Carbon Steel Compromise Joint Bars

Available languages: English

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Detail information

Designation: ASTM A49-12(2019)

Publication date: 01/03/2019

Pages: 4

Country: American technical standard

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Anotation

This specification covers heat-treated carbon steel joint bars, microalloyed joint bars, and forged compromise joint bars to be used in standard railroad track and production of insulated joints. Manufacturing of the steel shall be done either by basic-oxygen process, electric-furnace process, or both. The chemical composition of the steel joint bars shall be within the limits specified for carbon, manganese, phosphorus, and sulfur. Requirements for heat or cast analysis, product analysis, and tensile testing are detailed. Specifications for the material tensile properties such as tensile strength, yield point, yield strength, and elongation are given.

Keywords:
joint bars, rails, railway applications, steel rails,, ICS Number Code 77.140.60 (Steel bars and rods)

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