DIN 53438：易燃材料的測試
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. 可燃材料試驗—用小火焰點火--一般數據
DIN 53438-2:1984 Testing of combustible materials; response to ignition by a small flame; edge ignition. 可燃材料試驗—用小火焰點火—邊緣燃燒
DIN 53438-3:1984 Testing of combustible materials; response to ignition by a small flame; surface ignition. 可燃材料試驗—用小火焰點火—表面燃燒
DIN 53438將小元件為F1-F3(F1、F2、F3)，K1-K3（K1、K2、K3）等級。
S1等級要求: 從噴燈火焰擊中點開始測量，小元件上形成的焰峰不超過15cm.
