ASTM D3874用电热丝法测量材料着火性的标准试验方法
日期:2012-02-10 17:48
ed or sheet materials available in thicknesses ranging from 0.25 to 6.4 mm (0.010 to 0.25 in.).
1.3 This test method applies to materials that are rigid at normal room temperatures. That is, it applies to materials for which the specimen does not deform during preparation, especially during the wire-wrapping step described in 10.1. Examples of deformation that render this test method inapplicable include:
1.3.1 Bowing, in either a transverse or a longitudinal direction, or twisting of the specim

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