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Home VALVES & STRAINERS FOR MARINE INDUSTRYMarine valves typeCheck valves
Check valves
Globe valve
Gate valve
Check valves
 
 

1.1 Check valves

1.1.1. S.D.N.R globe valve (screw down non return)

                 materials:

  •        GG 25/ Rg5
  •        GG 25/St.Steel
  •        GGG 40.3/ Rg5
  •        GGG 40.3/St.steel
  • flanged ends acc.to DIN EN 1092-2 PN10/16 (DIN2501)
  • face to face acc.to DIN EN 558-1 (DIN 3202 F1-F32)
  • nominal pressure: (120oC)
  •        DN   15 - DN 175 = 16 bar
  •        DN 200 - DN 300 = 10 bar
  •        DN 350 - DN 400 =   6 bar 
  •        DN 450 - DN 500 =    4 bar
  •        DN 600                  = 2.5 bar
  • application:
  •        fresh water, seawater, oil and air up to 180*C (Rg5 trim)
  •        Steam, feed water, oil and air up to 200*C (st.steel trim)   
  • variants:
  •        spring loaded
  •        position indicator
  •        regulating disc

                 materials:

  •        GSC-25/ Rg    
  •        GSC-25/ St.steel 
  • flanged ends acc.to DIN EN 1092-2 PN10/16 (DIN2501)
  • face to face acc.to DIN EN 558-1 (DIN 3202 F1-F32)
  • nominal pressure: (120oC)
  •        DN   15 - DN 80   =  25 bar
  •        DN 100 - DN 175 =  16 bar
  •        DN 200 - DN 300 =  10 bar 
  •        DN 350 - DN 400 =    6 bar
  •        DN 450 - DN 500 =    4 bar
  •        DN 600                  = 2.5 bar
  • application:
  •        fresh water, seawater, oil and air up to 180*C (Rg5 trim)
  •        Steam, feed water, oil and air up to 200*C (st.steel trim)   
  • variants:
  •        spring loaded
  •        position indicator
  •        regulating disc

1.1.2. Lift check valve

  • flanged ends acc.to DIN EN 1092-2 PN10/16 (DIN2501)
  • face to face acc.to DIN EN 558-1 (DIN 3202 F1-F32)
  • nominal pressure: (120oC)
  •        DN   15 - DN 175 =  16 bar
  •        DN 200 - DN 300 =  10 bar
  • materials:
  •        GG 25/ Rg5
  •        GG 25/St.Steel
  •        GGG 40.3/ Rg5
  •        GGG 40.3/St.steel