TB/T 1632.2-2014
Welding of rails.Part 2: Flash butt welding (English Version)

Standard No.

TB/T 1632.2-2014

Language

Chinese, Available in English version

Release Date

2014

Published By

Professional Standard - Railway

Latest

TB/T 1632.2-2014

Replace

TB/T 1632.2-2005

Scope

This part of TB/T 1632 specifies the requirements, inspection methods and inspection rules for fixed and mobile flash welding of rails. This section is applicable to flash welding of new rails between 50 kg/m and 75 kg/m.

TB/T 1632.2-2014 Referenced Document

• GB/T 13298 Inspection methods of microstructure for metals
• GB/T 230.1-2009 Metallic materials.Rockwell hardness test.Part 1:Test method(scales A、B、C、D、E、F、G、H、K、N、T)
• GB/T 231.1-2009 Metallic materials.Brinell hardness test.Part 1:Test method
• GB/T 4340.1-2009 Metallic materials.Vickers hardness test.Part 1:Test method
• GB/T 6394 Determination of estimating the average grain size of metal*， 2017-02-28 Update
• GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values
• TB/T 1632.1-2014 Welding of rails.Part 1: General specification
• TB/T 2622.2 Specifications for heaters for mobile rail gas pressure welding equipment
• TB/T 2622.3 Technical conditions for gas control box of mobile rail pressure welding equipment

TB/T 1632.2-2014 history

• 2014 TB/T 1632.1-2014 Welding of rails.Part 1: General specification
• 1970 TB/T 1632.1-2005 Rail welding Part 1: General specifications
• 1997 TB/T 1632.2-1997 Technical conditions of welded joints of rails Heat treatment of rails
• 1991 TB/T 1632-1991 Specifications for rail welded joints