Downloaded from https://www.everyspec.com MJL-STD-2031(SH) 30.4.6 Release seconds each side of rate wemge. Average heat rc]case ri]tt l’c)r60 the maximum heat release ra[e value in [he first seconds determined by 30 3(KI seconds after ignition. lest period. 30.4.9 Mnss. Mass remaining after lest and mass loss rate for 60 seconds determined by 30 seconds each side of the maximum heat release rate ~’aluc in the first 3(K)seconds after ignition. 30.5 (Smoke obscuration) specific optical density of smoke generated by solid materials. Source. Name and address of [he testing laboratory and date of test. 30.5.1 30.5.2 Nomenclature. Noun name, chemical name, manufacturer, and code designations.
Test conditions. Number of specimens tested and the test conditions; type of exposure, the exposure period, and temperature O( chamber wall. 30.53 30.5.4 Behavior. Descriptions of any unusual specimen behavior such as prolonged giowing combustion after f!ameout, charring, sparking or dripping, swelling, contraction, cracking, bulging, erratic burning, or excessive smoke evolution. 303.S Smoke. Observations of lhe smoke-gcnemting pmpe.rties of the specimens during exposure, such as color of smoke, nature of the settled particulate matter, etc. 30.5.6 Time versus Ds. Tabulation of time versus Ds (rounded to two signifwant figures) for each run of the three test specimens. 30S.7 Test results.
Test results (rounded to two significant figures) including the average and range on each set of’specimens for Dm with time of oecurrenee, and Dm (eorr). 30.6 (Combustion gas genemtion) test method for heat and visible smoke release mtes for materials and products using nn oxygen eonsurnption entorimeter. 30.6.1 Source. Name and address of the testing, laboratory and date of test. 30.6.2 Nomenclature. Noun name, chemical name, manufacturer, and code designations. 30.63 Specimen qunntity. Number of replicate specimens (minimum of three) tested under the heating flux level of 25 kW/m2 w.th their thickness and mass. The exhaust system flow rate at the heating flux level shall be staled. 50