Document 1ygww4bvqkb6avdK8LxaYLe1a

MINUTES of the TECHNICAL. Sc RESEARCH COMMITTEE MEETING NATIONAL INSULATION MANUFACTURERS ASSOCIATION New York, N. Y, September 22, 1961 The meeting was called to order at 9:30 with the following in attendance: Hi P. Hoopes, Chairman Fibreboard Paper Products Corp. Y7, Acker Johns-Manville Sales Corp, L* L. Collogne Mundet Cork Corp, D. Davis The Ruberoid Company C* Ernst Johns-Manville Sales Corp. V7, Gubar Gustin-r-Bacon Mfg, Company P* L* Losse The Eagle-Picher Companyx R* F* McKee Baldwin-Ehret-Hill, Inc, ( V, L, Miller Pittsburgh Coming Corp, E* Ctt Keasbey- Sc Mattison Company K. M* Ritchie Baldwin-Ehret-Hill, Inc* R. L, Schneider Owens-Corning Fiberglas Corp, W, R. Seipt Keasbey k Mattison Company W* P, Sinclair Union Asbestos St Rubber Company R* C* Parlett NIMA J, M, Barnhart NIMA BASIS OF CALCULATING HEAT LOSSES Previously, the Committee has agreed to the following pertaining to cal culating heat losses: 1* Heat loss calculations should be based on an 80 F still air ambient temperature* 2* z outside radius of steel pipe according to standard pipe manufacturer^ table, 3, r8 -_rj s4 x; where x is the insulation thickness as taken from MIL-I-2781C (Insulation Pipe Covering, Thermal), ( Following discussion the Committee agreed that the heat loss curve that appears in the ASH RAE "Guide and Data Book" for 8 inch round pipe shall be used as a basis for determining the average surface resistances