Constructional and performance requirements of plate constructed, two-pipe connection, credit meters up to 1000 ft^3/h rating and prepayment meters below 400 ft^3/h rating for gaseous fuels up to 20 in w.g. working pressure.
BS 4161-1:1967
Original price was: $264.16.$132.00Current price is: $132.00.
Gas meters-Meters of plate construction up to 1000 cubic feet per hour rating
BSI Group , 04/21/1967
Pages: 32
