標準號：SAE J2020
發(fā)行日期：2016年4月06日
發(fā)行方：STANDARD by SAE International
中文名稱：用熒光紫外線和冷凝裝置加速汽車外部材料的曝光
英文名稱：Accelerated Exposure of Automotive Exterior Materials Using a Fluorescent UV and Condensation Apparatus
1.1本試驗方法規(guī)定了用于各種汽車外部部件加速暴露的熒光紫外線（UV）和冷凝裝置的操作條件
1.2各汽車制造商的材料規(guī)范中規(guī)定了試樣制備、試驗持續(xù)時間和性能評估程序。
1.3本SAE標準可能涉及危險材料、操作和設(shè)備。本文件并非旨在解決與其使用相關(guān)的所有安全問題。使用本文件的人員有責(zé)任在使用前咨詢和建立適當(dāng)?shù)慕】祵嵺`，并確定監(jiān)管限制的適用性。
1.4意義和用途
本試驗方法旨在模擬由于陽光、熱量而在汽車外部遇到的極端環(huán)境條件，并提供暴露加速度，以便預(yù)測汽車外部材料的性能。
1.5除非另有規(guī)定，本方法中報告的所有尺寸均為標稱尺寸。
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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