GB/T 5720-2008 (English Version) Test methods for rubber O-rings

Standard No.: GB/T 5720-2008
Language: Chinese, Available in English version
Release Date: 2008
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 5720-2008
Replace: GB/T 5720-1993

Scope: This standard specifies the dimensional measurement, hardness, tensile properties, hot air aging, constant deformation compression set, corrosion test, liquid resistance, density, shrinkage, low temperature test and compressive stress relaxation test of solid vulcanized O-ring rubber seal rings. method. This standard applies to solid vulcanized O-rings (hereinafter referred to as O-rings).

GB/T 5720-2008 Referenced Document

GB/T 13643-1992 Rubber,vuicanized or thermoplastic--Determination of compression stress relaxation(rings)
GB/T 1690-1992 Rubber, vulcanized-Determination of the effect of liquids
GB/T 2941-2006 Rubber. General procedures for preparing and conditioning test pieces for physical test methods
GB/T 3452.2-2007 Fluid power systems.O-riings.Part 2:Quality acceptance criteria
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 533-1991 Rubber vulcanized--Determination of density
GB/T 6031-1998 Rubber, Vulcanized or thermoplastic--Determination of hardness (hardness between 10 IRHD and 100IRHD)
GB/T 7758-2002 Rubber,vulcanized--Determination of low-temperature characteristics--Temperature-retraction procedure (TR test)
GB/T 7759-1996 Rubber, Vulcanized or thermoplastic--Determination of compression set at ambient elevated or low temperatures
HG/T 2369-1992 Specifications for tensile testing machine for rubber and plastic