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GB/T 34843-2017 English PDF

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GB/T 34843-2017: Borosilicate glass 3.3 -- Properties
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GB/T 34843-2017English139 Add to Cart 3 days [Need to translate] Borosilicate glass 3.3 -- Properties Valid GB/T 34843-2017

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Basic data

Standard ID GB/T 34843-2017 (GB/T34843-2017)
Description (Translated English) Borosilicate glass 3.3 -- Properties
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard Y22
Classification of International Standard 81.040.01
Word Count Estimation 7,777
Date of Issue 2017-11-01
Date of Implementation 2018-05-01
Regulation (derived from) National Standard Announcement 2017 No. 29
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 34843-2017: Borosilicate glass 3.3 -- Properties

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Borosilicate glass 3.3-Properties ICS 81.040.01 Y22 National Standards of People's Republic of China Borosilicate glass performance (ISO 3585.1998, MOD) Posted.2017-11-01 2018-05-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard uses redrafted Law Amendment uses ISO 3585.1998 "3.3 borosilicate glass properties." This standard compared with ISO 3585.1998 more structural adjustment, Appendix A gives the standard and ISO 3585.1998 chapter Article number control list. There are technical differences between this standard and ISO 3585.1998, and the corresponding technical differences and their causes are given in Appendix B. This standard also carried out the following editorial changes. --- Deleted ISO 3585.1998 Chapter 5 of the instructions. This standard proposed by the China Light Industry Federation. This standard by the National Glass Instrument Standardization Technical Committee (SAC/TC178) centralized. This standard was drafted unit. National Light Industry Glass Product Quality Supervision and Testing Center. The main drafters of this standard. Yuan Chunmei, Liang Ye. Borosilicate glass performance

1 Scope

This standard specifies the performance of 3.3 borosilicate glass, including chemical stability, physical properties and test methods. This standard applies to 3.3 glass made of borosilicate glass laboratory equipment, glass equipment and appliances, daily-use glass, medical and health glass Products.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 5432 Glass densitometry buoyancy method GB/T 6580 glass boiling resistant mixed alkali aqueous solution of erosive test methods and grading (GB/T 6580-1997, eqvISO 695.) 1991) GB/T 6581 glass at 100 ℃ hydrochloric acid corrosion resistance flame emission or atomic absorption spectrometry method (GB/T 6581- 2007, ISO 1776.1985, MOD) GB/T 6582 glass at 98 ℃ water resistance of particle test methods and grading (GB/T 6582-1997, eqvISO 719.1985) GB/T 12416.2 glass particles at 121 ℃ water resistance test methods and grading (GB/T 12416.2-1990, eqvISO 720. 1985) GB/T 15728 glass boiling resistance of hydrochloric acid immersion test methods and grading GB/T 16920 Glass - Determination of average linear thermal expansion coefficient (GB/T 16920-2015, ISO 7991.1987, NEQ) GB/T 28194 glass double line normal thermal coefficient of determination GB/T 28195 glass softening point test method JC/T 675 glass thermal conductivity test method JC/T 678 glass materials elastic modulus, shear modulus and Poisson's ratio test method QJ1521 solid materials, low temperature specific heat capacity test method ISO 7884-2 Glass Viscosity and Viscosity Stationery Part 2. Determination of Viscosity by Rotational Viscometer (Glass-Viscosityand viscometricfixedpoints-Part 2.Determinationofviscositybyrotationviscometers) ISO 7884-8 glass viscosity and viscosity of fixed points Part 8. (Expansion curve) Determination of the transition point (Glass-Viscosity andviscometricfixedpoints-Part 8.Determinationof (dilatometric) transformationtemperature)

3 technical requirements

3.1 Chemical stability Chemical stability should meet the requirements of Table 1.

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