Cast steel gate valves PN 6,3 MPa

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Cast steel gate valves are produced for installation on pipelines as lock units. Ends: flange ends, welded ends; Operation: handwheel, gear box, actuator; Service life: 10 years; Warranty: 24 months.

TYPE DESIGNATION

30s76ss 30s576ss 30s976ss 30cs76ss 30cs576ss 30cs976ss 30ss76ss 30ss976ss

Characteristics of functionality

  • Medium: Hot and cold water, steam, oil, petrol, gas;
  • Medium temperature: from −60°С to +45°С;
  • Environment temperature: from -60°C to +525°C;

Materials

  • 1. Body – Steel 12Cr18Ni9Ti;
  • 2. Bonnet – Steel 12Cr18Ni9Ti;
  • 3. Wedge (Disks) – stainless steel;
  • 4. Stem – Steel 12Cr18Ni9Ti;
  • 5. Stem nut – brass;
  • 6. Nut - Steel 12Cr18Ni9Ti;
  • 7. Stud, bolt  - carbon steel;
  • 8. Eye bolt – Steel 45Cr14Ni14B2Mo;
  • 9. Gasket – Thermal expanded graphite;
  • 10. Gland packing – Thermal expanded graphite;

 

Dimensions

DN L D H2
50 270 175 345
80 321 210 420
100 359 250 485
150 447 340 660
200 536 405 800
250 625 470 1130
300 714 530 1335
400 867 670 1550

 

Characteristics of valves for choosing electric drive

DN, mm Maximum rotation torque necessary for closing, Nm Number of rotations of the spindle nut from "open" to "close"
50 200 14,5
80 160 16,8
100 220 21,6
150 250 26,5
200 350 35
250 580 43
300 800 39
400 1492 48

 

Production