This part specifies the type, marking, materials, technical requirements, inspection rules, test methods, marking and packaging of long lifting rings. This section is applicable to long lifting rings for hanging insulator strings on angle steel or channel steel components with a cross-section height of 50mm~80mm in electrified railway contact network systems.
TB/T 2075.10-2002 history
2020TB/T 2075.20-2020 Electrified railway catenary parts and components Part 20: General parts for additional conductors
2010TB/T 2075.20-2010 Fittings for overhead contact system in electrification railway.Part 20:Fitting for additive wire
2002TB/T 2075.10-2002 Fittings for overhead contact system of electrification railway-Part 10:Extended clamp for suspension
TB/T 2075.10-2002 Fittings for overhead contact system of electrification railway-Part 10:Extended clamp for suspension was changed to TB/T 2075.20-2010 Fittings for overhead contact system in electrification railway.Part 20:Fitting for additive wire.