IS 6506 : 1972 Methods for thermal shock tests on glassware

1 Scope

1.1 This standard prescribes methods of test intended to assessresistance of glassware to thermal shock arising from apredetermined change in temperature.

1.1.1 Four met hods are prescribed as follows:

Method A - for testing whole articles at temperature differencesof less than 100?C,

Method B - for testing whole articles at temperature differencesof 100?C or more,

Method C - for testing the rims of articles, and

Method D - for testing flat or shallow articles.

Note - Method B may also be used for testing small articles attemperature differences of less than 100?C in caseswhere Method A is inappropriate.

References

IS 2 :1960      Rules for rounding offnumerical values

IS 2480 : 1964   Specification for general purposeglass thermometers