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ASTM E438-92(2011)

Historical Reaffirmation

Standard Specification for Glasses in Laboratory Apparatus

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1.1 This specification covers the glasses commonly used to manufacture laboratory glass apparatus.


This specification covers the glasses commonly used to manufacture laboratory glass apparatus. Three types of glasses are included: Type I, Class A which is a low-expansion borosilicate glass, Type I, Class B which is an alumino-borosilicate glass, and Type II which is a soda-lime glass. Different tests shall be conducted in order to determine the following properties of glasses: linear coefficient of expansion, annealing point, softening point, density, and chemical durability.


SDO ASTM: ASTM International
Document Number E438
Publication Date Dec. 1, 2011
Language en - English
Page Count 2
Revision Level 92(2011)
Supercedes
Committee E41.01
Publish Date Document Id Type View
Aug. 15, 1993 E0438-92R01E01 Revision
Feb. 1, 2024 E0438-92R24 Reaffirmation
Jan. 1, 2018 E0438-92R18 Reaffirmation
Dec. 1, 2011 E0438-92R11 Reaffirmation
Nov. 1, 2006 E0438-92R06 Reaffirmation
Aug. 15, 1993 E0438-92R96 Reaffirmation