GB/T 39693.9-2021Rubber, vulcanized or thermoplastic - Determination of hardness - Part 9: Calibration and verification of hardness testers (English PDF)
硫化橡胶或热塑性橡胶 硬度的测定 第9部分：硬度计的校准和验证
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Issued by
State Administration for Market Regulation, China National Standardization Administration
Level / Type
National · Recommended
Issue date
October 11, 2021
Implementation date
May 1, 2022
Scope
GB/T 39693.9-2021 is the English-translated version of 硫化橡胶或热塑性橡胶 硬度的测定 第9部分：硬度计的校准和验证.
GB/T 39693.9-2021 is the Chinese standard "Rubber, vulcanized or thermoplastic - Determination of hardness - Part 9: Calibration and verification of hardness testers".
Its scope clause reads: This document establishes Shore A, Shore D, Shore AO, Shore AM hardness testers (see ISO 48-4), portable rubber Calibration and verification of international hardness testers (see ISO 48-5), rubber international hardness testers (see ISO 48-2) and ultra-low rubber hardness testers (see ISO 48-3) program. Its clauses include terms and definitions.
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Document preview — GB/T 39693.9-2021
National Standard of the People's Republic of China
- Classification
- G 40
Issued by: State Administration for Market Regulation, China National Standardization Administration
Contents
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
1 Scope
This document establishes Shore A, Shore D, Shore AO, Shore AM hardness testers (see ISO 48-4), portable rubber
Calibration and verification of international hardness testers (see ISO 48-5), rubber international hardness testers (see ISO 48-2) and ultra-low rubber hardness testers (see ISO 48-3) program.
2 Normative references
The content of the following documents constitutes an indispensable clause of this document through normative references in the text. Among them, dated quotations
Only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
This document.
ISO 48-2 Determination of hardness of vulcanized rubber or thermoplastic rubber Part 2.International rubber hardness (10IRHD~100IRHD) (Rubber,vulcanized orthermoplastic-Determination of hardness-Part 2.Hardness between
10IRHDand100IRHD)
ISO 48-3 Determination of the hardness of vulcanized rubber or thermoplastic rubber Part 3.Determination of ultra-low rubber hardness (VLRH) scale
Constant test force hardness [Rubber,vulcanizedorthermoplastic-Determinationofhardness-Part 3.Dead-load hardnessusingtheverylowrubberhardness(VLRH)scale]
ISO 48-4 Determination of hardness of vulcanized rubber or thermoplastic rubber Part 4.Determination of pressure by the Shore durometer method (Shore hardness)
Entry hardness [Rubber,vulcanizedorthermoplastic-Determinationofhardness-Part 4.Indentationhard- nessbydurometermethod(Shorehardness)]
ISO 48-5 Determination of the hardness of vulcanized rubber or thermoplastic rubber Part 5.Determination of pressure by the portable international rubber hardness tester method
Entry hardness (Rubber,vulcanizedorthermoplastic-Determinationofhardness-Part 5.Indentationhard- nessbyIRHDpocketmetermethod)
ISO 18899 Rubber-Guide to the calibration of test equipment (Rubber-Guide to the calibration of test equipment)
ISO /IEC 17025 General requirements for the competence of testing and calibration laboratories (General requirements for the competition of testingandcalibrationlaboratories)
3 Terms and definitions
The terms and definitions defined by ISO 48-2 and ISO 18899 apply to this document.
ISO and IEC have established terminology databases for standardization purposes. The website is as follows.
GB/T 40797 | GB/T 40720 | GB/T 35858 | GB/T 39693.5 | GB/T 39693.4 | GB/T 39693.2 | […]
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 35 pages — is available in the English PDF.
Referenced standards
Normative references
ISO 48 · ISO 18899 · IEC 17025
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Related Standards
GB/T 39693.8-2022 — Rubber, vulcanized or thermoplastic - Determination of hardness - Part 8: Apparent hardness of rubber-covered rollers by Pusey and Jones method
GB/T 39693.7-2022 — Rubber, vulcanized or thermoplastic - Determination of hardness - Part 7: Apparent hardness of rubber-covered rollers by Shore-type durometer method
GB/T 39693.6-2020 — Rubber, vulcanized or thermoplastic - Determination of hardness - Part 6: Apparent hardness of rubber-covered rollers by IRHD method
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