GB/T 3452.4-2020
O-rings for fluid power systems—Part 4:Anti-extrusion rings (back-up rings)

Standard No.

GB/T 3452.4-2020

Language

Chinese

Release Date

2020

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Lastest

GB/T 3452.4-2020

Scope

This part of GB/T 3452 specifies the terms and definitions, types, symbols, structural types, installation positions, materials, dimensions and tolerances, and identification of anti-extrusion rings (retaining rings) for hydraulic and pneumatic O-ring rubber seals. This part is applicable to anti-extrusion rings of O-rings specified in GB/T3452.1, anti-extrusion rings of O-rings for dynamic sealing of pistons and piston rods for grooves specified in GB/T3452.3-2005, and The anti-extrusion ring of the radial static seal O-ring (hereinafter referred to as the retaining ring).

GB/T 3452.4-2020 history

• 2020 GB/T 3452.4-2020 O-rings for fluid power systems—Part 4:Anti-extrusion rings (back-up rings)

GB/T 3452.4-2020 -All Parts