DR AS 1085.20被替代
Railway track material Part 20: Welding of steel rail
出版：Standards Australia
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基本信息
標準編號： DR AS 1085.20
標準類別：Draft
出版單位：Standards Australia
標準頁數：0
標準簡介
Sets out performance requirements and tests for welding of steel rail. Gives detailed requirements for flash butt welding, aluminothermic welding and metal arc welding (for repairs). Qualification of the welding procedure is covered, including criteria for requalification when parameters are changed. Test methods are given in appendices.
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