Overview of Flow Elements general overview of products page 1 general overview of products page 2 general overview of products page 3 Integral Flow Orifice Assemblies integral flow orifice assemblies page 4 Dual & Single Chamber Orifice Fittings orifice fittings page 5 senior fittings parts list page 6 Orifice Plates and RTJ Plate Holders introduction page 7 sizing page 8 general information page 9 paddle type orifice plates page 10 bore calculation data page 11 operating instructions page 12 Orifice Flange Unions introduction page 13 raised face weld neck orifice flanges page 14 raised face slip-on orifice flanges page 15 ring-type joint weld neck orifice flanges page 16 corner tap orifice flanges page 17 TA 2% Flow Tubes introduction page 18 design and description page 19 design and description continued page 20 design and description continued page 21 Venturi Tubes introduction page 22 general information page 23 ordering information page 24 36" venturi flowmeter page 25 36" venturi flowmeter continued page 26 Model V-10, V-15 & SV-10 engineering specifications page 27 Model VI-30 engineering specifications page 28 dimensions & capacity tables page 29 Flow Nozzles introduction page 30 general information page 31 general information continued page 32 meter runs page 33 meter runs continued page 34 Flow Tubes introduction page 35 general information page 36 Model #FT-10, FT-20 & FT-30 page 37 Model #FT-10, FT-15 & SFT-10 engineering specifications page 38 Model #FTI-20 engineering specifications page 39 capacity table   page 40     Griswold Valves Automatic Accessible Flow Controls   page 41 Manual Balancing Valves   page 42