FM 7440 : 1981

I INTRODUCTION
II PERFORMANCE REQUIREMENTS
    2.1 Manually Operated Firesafe Valves
    2.2 Automatic Operating Firesafe Valves
    2.3 Spring Loaded Valves
    2.4 Fire Shield With Ordinary Valve
    2.5 Fire Exposure Test
III MARKINGS
IV EXAMINATION AND TESTS