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ASTM D4799-00简介

沥青材料(荧光紫外线、喷淋及冷凝法)加速老化测试条件和测试程序的标准测试方法：

本测试方法描述了根据G151和G154沥青屋面和防水材料(*低软化点约95°) 的做法进行荧光紫外线和冷凝曝露测试的测试条件和程序。

ASTM D4799-00英文简介

1. Scope

1.1 This test method covers the test conditions and procedures that are applicable when Practice G53 is employed for the exposure of bituminous roofing and waterproofing materials having a minimum softening point of approximately 200°F (95°C) as determined by Test Method D36.

1.2 The values stated in inch-pound units are to be regarded as the standar