本SAE航空航天标准（AS）描述了确定易燃性能和控制飞机防火墙密封化合物通过和火灾影响的能力的试验方法。这些方法基于FAR第25部分第25.865、25.867、25.1191和25.1193节的要求，可用于证明符合FAA AC 20-135规定的要求。本标准应与适用的材料规范一起使用。

This SAE Aerospace Standard (AS) describes the test methods to determine the flammability performance and capability to control the passage of, and effects from, fire on aircraft firewall sealing compounds. The methods are based requirements of FAR Part 25 Sections 25.865, 25.867, 25.1191, and 25.1193 and may be used to demonstrate compliance with the requirements established by FAA AC 20-135. This standard shall be used in conjunction with applicable material specifications.