T/CCTAS 56-2023 Active Group standards

T/CCTAS 56-2023 U20Mn2SiCrNiMo bainitic rail technology specification

Publish Date: 2023-09-12 Implement Date: 2023-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CCTAS 56-2023

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Line components

ICS Name: \nRail tracks and line components

Publish Date: 2023-09-12

Implement Date: 2023-10-01

Scope

Scope: This document applies to 43 kg/m, 50 kg/m, 60 kg/m (60, 60N), 75 kg/m (75, 75N) railway rails with an operating speed of no more than 160 km/h, asymmetric section rails for 50AT1, 60AT1, 60AT2, and 60TY1 turnouts, BT76 turnout rails, and 33 kg/m guard rails with trapezoidal steel sections; Main technical content: This document specifies the geometric dimensions and specifications, technical requirements, inspection methods, inspection rules, welding requirements, and maintenance and repair of U20Mn2SiCrNiMo bainitic rails.