标准号：SAE J2020
发行日期：2016年4月06日
发行方：STANDARD by SAE International
中文名称：用荧光紫外线和冷凝装置加速汽车外部材料的曝光
英文名称：Accelerated Exposure of Automotive Exterior Materials Using a Fluorescent UV and Condensation Apparatus
1.1本试验方法规定了用于各种汽车外部部件加速暴露的荧光紫外线（UV）和冷凝装置的操作条件
1.2各汽车制造商的材料规范中规定了试样制备、试验持续时间和性能评估程序。
1.3本SAE标准可能涉及危险材料、操作和设备。本文件并非旨在解决与其使用相关的所有安全问题。使用本文件的人员有责任在使用前咨询和建立适当的健康实践，并确定监管限制的适用性。
1.4意义和用途
本试验方法旨在模拟由于阳光、热量而在汽车外部遇到的极端环境条件，并提供暴露加速度，以便预测汽车外部材料的性能。
1.5除非另有规定，本方法中报告的所有尺寸均为标称尺寸。
1.1 This test method specifies the operating conditions for a fluorescent ultraviolet (UV) and condensation apparatus used for the accelerated exposure of various automotive exterior components.
1.2 Specimen preparation, test duration, and performance evaluation procedures are addressed by each automotive manufacturer's material specifications.
1.3 This SAE Standard may involve hazardous materials, operations, and equipment. This document does not purport to address all of the safety problems associated with its use.
It is the responsibility of whoever uses this document to consult and establish appropriate and health practices and determine the applicability of regulatory limitations prior to use.
1.4 Significance and Use
This test method is designed to simulate extreme environmental conditions encountered on the outside of an automobile due to sunlight, heat, and to provide an acceleration of exposure for the purpose of predicting the performance of exterior automotive materials.
1.5 Unless otherwise specified, all dimensions reported in this method are nominal.
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