ASTM E1038
Standard Test Method for Determining Resistance of Photovoltaic Modules to Hail by Impact with Propelled Ice Balls
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About This Item
ASTM E1038 is the standard test method for determining the resistance of photovoltaic modules to hail by impact with propelled ice balls. It provides a controlled way to evaluate how PV modules respond to simulated hail exposure, helping users compare product performance under impact conditions. This test method is relevant for manufacturers, purchasers, and quality teams that need a consistent technical basis for assessing durability and potential weather-related damage in photovoltaic modules.
Purpose of ASTM E1038
The purpose of ASTM E1038 is to define a repeatable method for challenging photovoltaic modules with propelled ice balls to assess hail resistance. As an ASTM standard, it supports consistent testing practices so results can be compared across products and test programs. The standard is especially useful when evaluating how module construction, materials, and assembly may affect impact resistance. In product selection and verification, it helps translate a weather-related durability concern into a controlled laboratory test.
Common use cases of ASTM E1038
ASTM E1038 is commonly used in photovoltaic module testing, product qualification, and supplier evaluation where hail performance is a concern. It may be applied during development, pre-shipment verification, or incoming inspection to support decisions about module durability. The standard is also useful in engineering and procurement workflows when specifications require evidence of resistance to hail-type impact. Because it focuses on a specific test method, it helps align laboratory practice with repeatable product assessment.
Why ASTM E1038 matters
ASTM E1038 matters because hail impact can be a significant durability risk for photovoltaic modules exposed to outdoor service conditions. Using a recognized test method helps improve consistency in compliance reviews, product comparison, and technical documentation. It can support quality control by giving manufacturers and buyers a common basis for evaluating resistance to simulated hail damage. For organizations managing performance requirements, the standard may also help reduce uncertainty when specifying or accepting PV modules.
- Photovoltaic module hail-resistance testing
- Propelled ice ball impact method
- Durability and product comparison
- Quality control and procurement support
- Consistent lab-based evaluation
- Publication Date: 2019-06-05
- Publisher: ASTM
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