GB 20688.4-2007
Rubber bearings Part 4: Normal rubber bearings (English Version)

Standard No.

GB 20688.4-2007

Language

Chinese, Available in English version

Release Date

2007

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2024-04

Replace By

GB/T 20688.4-2023

Latest

GB/T 20688.4-2023

Scope

This part specifies the definition, product classification, marking, requirements, test methods, signs, packaging, transportation and storage of ordinary rubber bearings. This part applies to plate rubber bearings with a designed vertical bearing capacity of less than 3MN (hereinafter referred to as plate bearings) and pot bearings with a designed vertical bearing capacity of less than 60MN.

GB 20688.4-2007 Referenced Document

• GB/T 1033-1986 Test method for density and relative density of plastics
• GB/T 1040-1992 Plastics-Determination of tensile properties
• GB/T 11352-1989 Carbon steel castings for general engineering purposes
• GB/T 1184-1996 Geometrical tolerancing--Geometrical tolerance for features without individual tolerance indications
• GB/T 15256-1994 Rubber, vulcanized--Determination of low-temperature brittleness(multiple test piece method)
• GB/T 18684 Specifications of zinc/chromate coating
• GB/T 2040 Copper and copper alloy sheet*， 2017-05-31 Update
• GB/T 3280 Cold rolled stainless steel plate, sheet and strip*， 2015-09-11 Update
• GB/T 3398-1982 Test for hardness of plastics by the ball indentation
• GB/T 3512-2001 Rubber,vulcanized or thermoplastic--Accelerated ageing and heat resistance tests-Air-oven method
• GB/T 528-1998 Rubber, vulcanized or thermoplastic--Determination of tensile stress-strain properties
• GB/T 6031-1998 Rubber, Vulcanized or thermoplastic--Determination of hardness (hardness between 10 IRHD and 100IRHD)
• GB/T 699 Quality carbon structure steels*， 2015-12-10 Update
• GB/T 700 Carbon structural steels
• GB/T 7233-1987 Methods for ultrasonic testing and for specifying quality levels of steel castings
• GB/T 7759-1996 Rubber, Vulcanized or thermoplastic--Determination of compression set at ambient elevated or low temperatures
• GB/T 7760-2003 Rubber,vulcanized or thermoplastic--Determination of adhesion to a rigid substrate--90 degrees peel method
• GB/T 7762-2003 Rubber,vulcanized or thermoplastic--Resistance to ozone cracking--Static strain test
• GB/T 912 Hot-rolled sheets and strips of carbon structural steels and high strength low alloy structural steels*， 2008-10-24 Update

GB 20688.4-2007 history

• 2023 GB/T 20688.4-2023 Rubber Bearings Part 4: Ordinary Rubber Bearings
• 2007 GB 20688.4-2007 Rubber bearings Part 4: Normal rubber bearings

GB 20688.4-2007 -All Parts