Ball Valve Non Return Valve Butterfly Valve Foot Valve
 
  Ravands Products
Ball Valve
Non Return Valve
Butterfly Valve
Foot Valve
 
The Product is available in both Chemcon & Flowcon. Chemcon is recommended for Industrial applications and Flowcon for General purposes.
NON RETURN VALVE
 
 
Features
  • Operates in vertical or horizontal installations.
  • Excellent flow characteristics.
  • True union version so that the downstream pipline can be disconnected.
  • Threaded couplings: BS 21 standard.
  • Flanged couplings: BS 4504, DIN 8063 & ASA ANSI B16.5 150 standards.
  • Socketfusion: DIN 16962 standards.
  • In the opened condition, pressure drop is less as the area for passage of liquid is more than the orifice area
  •  
    Material of Construction
    Item No. Component Name NO.s Material
    1 Body 1 PP
    2 Ball 1 PP
    3 Seat Support 1 PP
    4 Union Nut 2 PP
    5 End Connectot- Thread 2 PP
    6 Seat 2 EPDM/Viton
    Item No. Component Name NO.s Material
    7 Flange 2 PP
    8 Flange Socket 2 PP
    9 End Socket 2 PP
    10 End O Ring 1 EPDM/Viton
     
     
     
    Dimension
    S
    No.
    Size øD1 A øD2 L øD3 øD4 øD5 øD6 N L Flange T Work
    Pressure
    Socket Threaded Socket Threaded Flange DIN ANSI DIN ANSI
    1 1/2" 15 15 48 101 98 19.25 1/2"BSP 13.8 65 60.3 93 14 15.8 4 130 12 10
    2 3/4" 20 16 56 115 112 24 3/4"BSP 18.8 75 69.9 103 14 15.8 4 150 13 10
    3 1" 25 18 73 131 125 31 1"BSP 25 85 79.4 114 14 15.8 4 160 15 10
    4 11/2" 40 24 96 165 159 49 11/2"BSP 39 110 98.4 142 18 15.8 4 200 18 10
    5 2" 48 27.5 116 190 180 62 2"BSP 47.8 125 120.7 162 18 19.1 4 230 20 10
    6 21/2" 64 31 140.8 223 218 73 21/2BSP 60 145 139.7 181 18 19.1 4 290 24 10
     
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