DIN 53438：易燃材料的测试
DIN 53438：Testing of combustible materials
Abstract 摘要
DIN 53438-1:1984 Testing of combustible materials; response to ignition by a small flame; general date. 可燃材料试验—用小火焰点火--一般数据
DIN 53438-2:1984 Testing of combustible materials; response to ignition by a small flame; edge ignition. 可燃材料试验—用小火焰点火—边缘燃烧
DIN 53438-3:1984 Testing of combustible materials; response to ignition by a small flame; surface ignition. 可燃材料试验—用小火焰点火—表面燃烧
DIN 53438将小元件为F1-F3(F1、F2、F3)，K1-K3（K1、K2、K3）等级。
S1等级要求: 从喷灯火焰击中点开始测量，小元件上形成的焰峰不超过15cm.
