ASTM-E438 › Historical Revision Information
Standard Specification for Glasses in Laboratory Apparatus
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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.
Scope
1.1 This specification covers the glasses commonly used to manufacture laboratory glass apparatus.
Keywords
glasses; laboratory; ICS Number Code 71.040.20 (Laboratory ware and related apparatus); 81.040.30 (Glass products)
To find similar documents by ASTM Volume:
14.04 (Laboratory Apparatus; Degradation of Materials; SI; Oxygen Fire Safety)
To find similar documents by classification:
71.040.20 (Laboratory ware and related apparatus)
81.040.30 (Glass products Bottles, pots, jars, see 55.100 Laboratory glassware, see 71.040.20)
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Document Number
ASTM-E438-92(2011)
Revision Level
1992 R11 EDITION
Status
Superseded
Modification Type
Reapproval
Publication Date
Jan. 1, 2012
Document Type
Specification
Page Count
2 pages
Committee Number
E41.01