Building Science Series, Issues 0-20

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