GB/T 39797-2021
Test method for surface tension of glass melt—Sessile drop method (English Version)

Standard No.

GB/T 39797-2021

Language

Chinese, Available in English version

Release Date

2021

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Latest

GB/T 39797-2021

Scope

This standard specifies the measurement principle, instruments and equipment, samples, tests, calculation and presentation of results, and test reports for measuring the surface tension of glass melts. This standard applies to the measurement of the surface tension of molten glass by the sessile drop method.

GB/T 39797-2021 Referenced Document

• GB/T 11446.1 Electronic grade water
• GB/T 1598 Platinum-10%Rhodium/Platinum thermocouple wires.Platinum-13%Rhodium/Platinum thermocouple wires.Platinum-30%Rhodium/Platinum-6%Rhodium thermocouple wires
• GB/T 21389 Vernier,dial and digital display calipers
• GB/T 26497 Electronic balances*， 2022-12-30 Update
• GB/T 30071 High-density and fine-particle special graphite product
• GB/T 32201 Gas meters
• YY/T 0686 medical forceps

GB/T 39797-2021 history

• 2021 GB/T 39797-2021 Test method for surface tension of glass melt—Sessile drop method