{"id":11885,"date":"2023-04-19T14:52:53","date_gmt":"2023-04-19T12:52:53","guid":{"rendered":"https:\/\/nebest-cot.nl\/?page_id=11885"},"modified":"2026-04-16T16:51:49","modified_gmt":"2026-04-16T14:51:49","slug":"sun-exposure-tests","status":"publish","type":"page","link":"https:\/\/nebest-cot.nl\/en\/sun-exposure-tests\/","title":{"rendered":"Exposure Testing"},"content":{"rendered":"<p>Various exposure tests are available for paints and coating systems. These tests are also referred to as weathering or accelerated weathering.<\/p>\n<p>The most important ones are:<\/p>\n<ul>\n<li>ISO 16474-1, general guidelines for laboratory light exposure tests<\/li>\n<li>ISO 16474-2, Xenon test, variation in wavelength, irradiance level, temperature, RH, wetting method, water temperature, wetting cycle<\/li>\n<li>ISO 16474-3, UV test, distinguishing between UVA (340 nm) and UVB (313 nm) light; various cycles are specified (alternating dry irradiation and a condensation or water phase), with variations in black-panel temperature; RH is not controlled; this test is part of ISO 12944 parts 6 and 9<\/li>\n<li>ISO 11341, this standard features 4 different cycles, 2 of which alternate dry and wet and 2 of which involve continuous dry exposure; irradiance is equivalent to ISO 4892-2; applied in Qualisteelcoat<\/li>\n<li>ISO 4892-2, Xenon lamp, variation in wavelength, irradiance level, temperature, RH, wetting method, water temperature, and wetting\/light cycle; this standard has many similarities to ISO 16474-2<\/li>\n<li>ISO 4892-3, UV lamp (short-wavelength UV), variation in UV lamp type, irradiance level, temperature, wetting method, water temperature, and wetting\/light cycle; this standard has many similarities to ISO 16474-3<\/li>\n<li>ASTM G151, general guidelines for accelerated test methods using laboratory light sources<\/li>\n<li>ASTM G154, UV exposure, largely identical to ISO 4892-3 and ISO 16474-3.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"Various exposure tests are available for paints and coating systems. These tests are also referred to as weathering or accelerated weathering. The most important ones are: ISO 16474-1, general guidelines for laboratory light exposure tests ISO 16474-2, Xenon test, variation in wavelength, irradiance level, temperature, RH, wetting method, water temperature, wetting cycle ISO 16474-3, UV&#8230; <a class=\"view-article\" href=\"https:\/\/nebest-cot.nl\/en\/sun-exposure-tests\/\">View Article<\/a>","protected":false},"author":5,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-11885","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/nebest-cot.nl\/en\/wp-json\/wp\/v2\/pages\/11885","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nebest-cot.nl\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/nebest-cot.nl\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/nebest-cot.nl\/en\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/nebest-cot.nl\/en\/wp-json\/wp\/v2\/comments?post=11885"}],"version-history":[{"count":5,"href":"https:\/\/nebest-cot.nl\/en\/wp-json\/wp\/v2\/pages\/11885\/revisions"}],"predecessor-version":[{"id":12634,"href":"https:\/\/nebest-cot.nl\/en\/wp-json\/wp\/v2\/pages\/11885\/revisions\/12634"}],"wp:attachment":[{"href":"https:\/\/nebest-cot.nl\/en\/wp-json\/wp\/v2\/media?parent=11885"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}