NFPA 253 Fire test -Standard:
NFPA 253Standard Method of Test for Critical Radiant Flux of Floor Covering Systems Using a Radiant Heat Energy Source
NFPA 253 Fire test -Scope:
this fire test response standard describes a procedure for measuring critical radiant flux behavior of horizon tally mounted floor covering systems exposed to a flaming ignition source in a graded ,radiant heat energy environment within a test chamber
NFPA 253 Fire test --Relative standards:
ASTM C1186 Standard Specification for Flat Fiber-Cement Sheets
ASTM C1288Standard Specification for Discrete Non-Asbestos Fiber-Cement Interior Substrate Sheets
ASTM E136Standard Test Method for Behavior of Materials in a Vertical Tube Furnace at 750℃ deg