ASTM C1651
Standard Test Method for Measurement of Roll Wave Optical Distortion in Heat-Treated Flat Glass
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About This Item
ASTM C1651 is the ASTM standard for measuring roll wave optical distortion in heat-treated flat glass. It addresses a specific visual-quality characteristic that can affect how flat glass appears and performs after heat treatment. For manufacturers, fabricators, and quality teams, this standard helps support consistent evaluation of distortion, making it easier to compare products, manage acceptance criteria, and communicate expectations during testing and inspection.
Overview of ASTM C1651
This standard provides a test method focused on roll wave optical distortion in heat-treated flat glass. Its purpose is to define a repeatable way to measure a condition that can influence the visual and functional quality of finished glass. By using ASTM C1651, organizations can support more consistent assessment of distortion-related appearance issues and improve the technical basis for product evaluation, process control, and customer requirements.
Common use cases of ASTM C1651
ASTM C1651 is commonly used when evaluating heat-treated flat glass for optical quality, especially where roll wave distortion may affect appearance or acceptance. It is relevant in manufacturing and quality control workflows that inspect finished glass before shipment or installation. The standard may also be used in procurement or specification documents when buyers and suppliers need a clear, shared method for measuring distortion in heat-treated glass products.
Benefits of using ASTM C1651
Using ASTM C1651 helps create a more objective basis for checking optical distortion in heat-treated flat glass. That can support better consistency across production runs, reduce disputes over appearance-related acceptance, and strengthen quality assurance practices. It also provides a recognized technical reference for testing and documentation, which is useful when comparing product performance, confirming compliance, or aligning internal inspection methods with a common ASTM standard.
- Measures roll wave optical distortion
- Applies to heat-treated flat glass
- Supports consistent visual-quality evaluation
- Useful for testing and inspection workflows
- Helps align supplier and buyer expectations
- Publication Date: 2025-02-12
- Publisher: ASTM
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