American Society of Heating and Ventilating Engineers Guide, 1934 manganese, sulphilr, silicon, and copper makes very little difference in the amount or character of corrosion when under water, although under atmospheric exposure the influence of composition is more marked.

T able 3.

American Society of Heating and Ventilating Engineers Guide, 1935 Table 2.

American Society of Heating and Ventilating Engineers Guide, 1935 .

American Society of Heating and Ventilating Engineers Guide, 1936 ' The-impact loss is commonly determined from the formula: At Vprimary tit ^secondary = tvl ^'mixture (8) Common, efficiencies for commercial ejectors are: nozzle efficiency 90 per cent, diffuser efficiency 60 to 70 per cent.

PURCHASE OROER Certain-teed Products Corporation* UO LAST LANCASTM AVINUI ARDMORE, PENNSYLVANIA PLANT PURCHASING COPY ACCOUNT CODE jr.

American Society of Heating and Ventilating Engineers Guide, 1936 air for ventilating purposes.

American Society of Heating and Ventilating Engineers Guide, 1936 15 0 What two effects does an economizer have on the draft loss?

American Society of Heating and Ventilating Engineers Guide, 1936 Should the steam pressure be dropped to J4-lb gage, the pressure on each side of the orifice would be balanced and no steam flow would take place.

American Society of Heating and Ventilating Engineers Guide, 1936 fittings are given in Table 7, whereas the dimensions for 125 lb cast-iron flanged fittings are given in Tables 8 and 9.

American Society of Heating and Ventilating Engineers Guide, 1937 Fortunately, the trouble can be concentrated in the compressor and the problem relieved of many complications.

American Society of Heating and Ventilating Engineers Guide, 1937 the most serious, limited areas obtain some relief by the use of district I heating.

American Society of Heating and Ventilating Engineers Guide, 1937 tinued turning in the threaded joint may in time result in a leak, par. ticularly when the pressure is high.

American Society of Heating and Ventilating Engineers Guide, 1937 4 A 1-lb sample taken from a 100-lb batch of material is found to have a born, dry weight of 0.89 lb.

TT Heating Ventilating Air Conditioning Guide 1938 brought up to 50 per cent humidity at 150 F.