ASTM E84建筑材料表面燃烧特性标准试验方法
日期:2012-02-08 12:07
cimen could be tested without such support. These test results do not necessarily relate to indices obtained by testing materials without such support.
1.4 Testing of materials that melt, drip, or delaminate to such a degree that the continuity of the flame front is destroyed, results in low flame spread indices that do not relate directly to indices obtained by testing materials that remain in place.
1.5 The values stated in inch-pound units are to be regarded as standard. The values given in p
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