GB/T 23651-2009 (English Version) PDF

Standard No.: GB/T 23651-2009
Language: Chinese, Available in English version
Release Date: 2009
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 23651-2009

Scope: WARNING: Personnel using this standard should have practical experience in formal laboratory work. This standard does not address all possible safety issues. It is the user's responsibility to take appropriate safety and health measures and ensure compliance with relevant national regulations. This standard gives guidelines for testing the hardness of vulcanized or thermoplastic rubber. Hardness is one of the performance indicators of materials. This standard aims to recognize its importance and help to choose a suitable hardness test method.

GB/T 23651-2009 Referenced Document

GB/T 531.1-2008 Rubber,vulcanized or thermoplastic.Determination of indentation hardness.Part 1:Duromerer method( Shore hardness)
GB/T 531.2-2009 Rubber,vulcanized or thermoplastic.Determination of indentation hardness.Part 2:IRHD pocket meter method
GB/T 6031-1998 Rubber, Vulcanized or thermoplastic--Determination of hardness (hardness between 10 IRHD and 100IRHD)
HG/T 2413.2-1992 Determination of Apparent Hardness of Cots by Shore Hardness Tester
HG/T 2450-1999 Rubber-covered rollers-Determination of apparent hardness:IRHD method
ISO 18898:2006 Rubber - Calibration and verification of hardness testers
ISO 7267-3:2007 Rubber-covered rollers - Determination of apparent hardness - Part 3: Pusey and Jones method

2009 GB/T 23651-2009 Rubber,vulcanized or thermoplastic.Hardness testing.Introduction and guide