ASTM C824
Standard Practice for Specimen Preparation for Determination of Linear Thermal Expansion of Vitreous Glass Enamels and Glass Enamel Frits by Dilatometer Method
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About This Item
ASTM C824 is the ASTM practice for specimen preparation used to determine the linear thermal expansion of vitreous glass enamels and glass enamel frits by the dilatometer method. It helps ensure that test specimens are prepared in a consistent way so expansion measurements are meaningful and comparable. For manufacturers, labs, and quality teams working with enamel materials, this standard supports more reliable evaluation of thermal behavior and product performance.
ASTM C824 standard overview
The ASTM C824 standard provides a defined specimen preparation practice for testing vitreous glass enamels and glass enamel frits with a dilatometer. Its purpose is to support repeatable measurement of linear thermal expansion by helping control how specimens are made before testing begins. Because specimen condition can affect results, the standard is important for maintaining consistency in laboratory workflows and for producing data that can be compared across samples, batches, or test programs.
Where is ASTM C824 used?
This standard is commonly used in testing and quality control environments that evaluate vitreous glass enamels and glass enamel frits. It is relevant wherever dilatometer-based expansion testing is performed and specimen preparation must be standardized. ASTM C824 is useful in laboratory settings that support material development, incoming inspection, production verification, and technical review of enamel-related materials. It helps align preparation practices before thermal expansion measurements are taken.
Practical importance of ASTM C824
ASTM C824 matters because specimen preparation can influence test accuracy, repeatability, and confidence in results. Using a recognized practice helps reduce variation between operators and laboratories, which is valuable for compliance, procurement decisions, and product evaluation. For organizations working with enamel materials, the standard can also support better risk control by making thermal expansion testing more consistent and technically defensible. ASTM C824 is often part of a careful, documented testing process.
- Specimen preparation for dilatometer testing
- Linear thermal expansion evaluation
- Vitreous glass enamel materials
- Glass enamel frits
- Laboratory consistency and comparability
- Publication Date: 2020-09-10
- Publisher: ASTM
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