ASTM E438-92(2011)

system ASTM 2018-01-09 11 PDF 370 0 2026-07-04 01:01
summary
Standard Specification for Glasses in Laboratory Apparatus
description

Abstract

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.

Details
Publisher ASTM
File size 43.14 KB
Pages 3
Format PDF
Publication date 2018-01-09