首页 防�测试中心 刷新 返回 登录
ASTM E108屋顶覆盖物防�试验标准试验方法
日期:2012-02-08 09:20
either combustible or noncombustible decks when applied as intended for use. The following test methods are included:
1.1.1 Intermittent flame exposure test.
1.1.2 Spread of flame test.
1.1.3 Burning brand test.
1.1.4 Flying brand test.
1.1.5 Rain test.
1.2 Three classes of fire test exposure are described:
1.2.1 Class A Tests are applicable to roof coverings that are effective against severe test exposure, afford a high degree of fire protection to the roof deck, do not slip from position, and

5/12 下一页 上一页 首页 尾页

防�测试中心


返回 刷新 WAP首页 网页�/a> 登录
10/30 17:06
³¬¼¶±øÍõ×îÐÂÕÂ½Ú www.400ai.com www.50ppp.com www.zzz13.com ÉîÛÚ·¢Æ± ËÕÖÝ·¢Æ± ÉòÑô·¢Æ± ³¤É³Ë½¼ÒÕì̽ ³¤É³ÍøÕ¾ÓÅ»¯ ºÚÁ´¹ºÂò