TB/T 2075.22-2010
Fittings for overhead contact system in electrification railway.Part 22:Prop up and fixed position device in tunnels (English Version)

Standard No.

TB/T 2075.22-2010

Language

Chinese, Available in English version

Release Date

2010

Published By

Professional Standard - Railway

Status

Be replaced 2021-05

Replace By

TB/T 2075.22-2020

Latest

TB/T 2075.22-2020

Replace

TB/T 2075.25-2002 TB/T 2075.26-2002 TB/T 2075.48-2002

Scope

This part specifies the type, composition, marking, materials, technical requirements, inspection rules, test methods, marking and packaging of tunnel single supports and positioning devices. This section applies to the wrist arm device that fixes the load-bearing cables and contact wires in the tunnel in the electrified railway contact network system.

TB/T 2075.22-2010 Referenced Document

• GB/T 1220-2007 Stainless steel bars
• GB/T 1591-1994 High strength low alloy structural steels
• GB/T 196-2003 General purpose metric screw threads--Basic dimensions
• GB/T 197-2003 General purpose metric screw threads--Tolerances
• GB/T 3098.15-2000 Mechanical properties of fasteners Nuts made of stainless-steel
• GB/T 3098.6-2000 Mechanical properties of fasteners-Bolts,screws and studs made of stainless-steel
• GB/T 3190-2008 Wrought aluminium an aluminium alloy.Chemical composition
• GB/T 41-2000 Hexagon nuts-Product grade C
• GB/T 5782-2000 Hexagon head bolts
• GB/T 5783-2000 Hexagon head bolts-Full thread
• GB/T 6170 Hexagon nuts,style 1*， 2015-12-31 Update
• GB/T 699-1999 Quality carbon structural steels
• GB/T 700-2006 Carbon structural steels
• GB/T 848-2002 Plain washers--Small series--Product grade A
• GB/T 859-1987 Single coil spring lock washers,light type
• GB/T 91-2000 Split pins
• GB/T 93-1987 Single coil spring lock washers,normal type
• GB/T 95-2002 Plain washers--Product grade C

TB/T 2075.22-2010 history

• 2020 TB/T 2075.10-2020 Electrified Railway Catenary Components Part 10: Branches
• 2010 TB/T 2075.10-2010 Fittings for overhead contact system in electrification railway.Part 10:Crossing clamp
• 2002 TB/T 2075.22-2002 Fittings for overhead contact system of electrification railway-Part 22:Crossing clamp

TB/T 2075.22-2010 Fittings for overhead contact system in electrification railway.Part 22:Prop up and fixed position device in tunnels has been changed from TB/T 2075.25-2002 Fittings for overhead contact system of electrification railway-Part 25:Eye end holder for tuble,height 200.

TB/T 2075.22-2010 Fittings for overhead contact system in electrification railway.Part 22:Prop up and fixed position device in tunnels has been changed from TB/T 2075.26-2002 Fittings for overhead contact system of electrification railway-Part 26:Clevis end holder for tuble.

TB/T 2075.22-2010 Fittings for overhead contact system in electrification railway.Part 22:Prop up and fixed position device in tunnels has been changed from TB/T 2075.48-2002 Catenary components for electrified railways - Part 48: Wrist arms.