Building Science Series, Issues 0-20 |
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Page 10
... surface 55 minutes after the fire expo- sure started and shortly after flames broke through a joint . Initial ... surface flammability of materials to the development in the middle fifties of the widely used radiant - panel flame ...
... surface 55 minutes after the fire expo- sure started and shortly after flames broke through a joint . Initial ... surface flammability of materials to the development in the middle fifties of the widely used radiant - panel flame ...
Page 11
... surface flammability of materials . The specimen is mounted on the under side of the nclined panel near the center of the picture and exposed to 1 radiant panel at a controlled temperature immediately behind it . A sampling device and a ...
... surface flammability of materials . The specimen is mounted on the under side of the nclined panel near the center of the picture and exposed to 1 radiant panel at a controlled temperature immediately behind it . A sampling device and a ...
Page 13
United States. National Bureau of Standards. INCHES NI FROM SURFACE OF FLOOR 28 16 4 20 DISTANCE 30 DISTANCE FROM SURFACE 16 OF FLOOR IN 20 4 INCHES 30 30 69.7 COLD TEST 2 SPACE 32 ° F . 68.8 68.0 67.6 66.9 66.1 64.1 60.3 35.5 67.2 66.7 ...
United States. National Bureau of Standards. INCHES NI FROM SURFACE OF FLOOR 28 16 4 20 DISTANCE 30 DISTANCE FROM SURFACE 16 OF FLOOR IN 20 4 INCHES 30 30 69.7 COLD TEST 2 SPACE 32 ° F . 68.8 68.0 67.6 66.9 66.1 64.1 60.3 35.5 67.2 66.7 ...
Page 14
... surface temperature . Results of these investigations were published in the Building Ma- terials and Structures Series [ 89 , 90 ] . For almost 60 years members of the Bureau staff have collaborated with and provided leadership to ...
... surface temperature . Results of these investigations were published in the Building Ma- terials and Structures Series [ 89 , 90 ] . For almost 60 years members of the Bureau staff have collaborated with and provided leadership to ...
Page 23
... surface . The in- denting load ( A ) is applied to the specimen ( J ) through the plunger ( C ) and the cylindrical indenting tool ( H ) . Microme ter ( G ) indicates the idented thickness of the specimen , and micrometer ( K ) and flat ...
... surface . The in- denting load ( A ) is applied to the specimen ( J ) through the plunger ( C ) and the cylindrical indenting tool ( H ) . Microme ter ( G ) indicates the idented thickness of the specimen , and micrometer ( K ) and flat ...
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Common terms and phrases
28 days acid AE+NAE cements air content annular specimens apparatus associated ASTM autoclave building materials Building Science Series Bureau of Standards Calculated contribution Calculated range Cement and Concrete cements with respect cents coef Coef./s.d. ratio less coefficients computed Concrete Properties cured effect enamels equations relating expansion values exposure felt FIGURE fire floor Frequency distribution gypsum heat of hydration ignition increase indicated insulating Interrelations Between Cement K₂O Kure Beach laboratory load loss on ignition measurements membrane mixing Modacrylic moisture mold mortar Na2O NAE cements National Bureau NBS Building obtained optical density OREX orifice oxide percent Polyamide portland cement presented in table pressure procedure relationship roofing S.D. values sample saturant significant silica smoke steel structural sulfate surface temperature test methods thermal thermocouples tion trace elements turbidimeter types various independent variables WAGN WAGR water-cement ratio weight
Popular passages
Page 8 - In no case does such identification imply recommendation or endorsement by the National Bureau of Standards , nor does it imply that the...
Page 7 - Handbooks — Recommended codes of engineering and industrial practice (including safety codes) developed in cooperation with interested industries, professional organizations, and regulatory bodies. Special Publications...
Page 2 - ... advisory services to government agencies on scientific and technical problems; invention and development of devices to serve special needs of the Government; and the development of standard practices, codes, and specifications.