GB/T 531.2-2009
Rubber,vulcanized or thermoplastic.Determination of indentation hardness.Part 2:IRHD pocket meter method (English Version)
- Standard No.
- GB/T 531.2-2009
- 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 531.2-2009
- Replace
- GB/T 531-1999
- Scope
- Warning: Personnel using this part of GB/T 531 should have practical experience in formal laboratory work. This section does not address all possible security issues. It is the user's responsibility to take appropriate safety and health measures and ensure compliance with relevant national regulations. This part of GB/T 531 specifies the method for measuring the indentation hardness of vulcanized or thermoplastic rubber using a portable rubber international hardness tester. The use of this type of hardness tester is mainly to control product quality, and fixing the portable hardness tester to the bracket can improve its measurement accuracy.
GB/T 531.2-2009 Referenced Document
- GB/T 2941-2006 Rubber. General procedures for preparing and conditioning test pieces for physical test methods
- GB/T 6031-1998 Rubber, Vulcanized or thermoplastic--Determination of hardness (hardness between 10 IRHD and 100IRHD)
GB/T 531.2-2009 history
- 2009 GB/T 531.2-2009 Rubber,vulcanized or thermoplastic.Determination of indentation hardness.Part 2:IRHD pocket meter method
- 2008 GB/T 531.1-2008 Rubber,vulcanized or thermoplastic.Determination of indentation hardness.Part 1:Duromerer method( Shore hardness)
- 1999 GB/T 531-1999 Rubber--Determination of indentation hardness by means of pocket hardness meters
GB/T 531.2-2009 Rubber,vulcanized or thermoplastic.Determination of indentation hardness.Part 2:IRHD pocket meter method has been changed from GB/T 531-1999 Rubber--Determination of indentation hardness by means of pocket hardness meters.
