Socket Resilient Seat Gate Valve

Nominal Diameter:                  DN50–DN300

Nominal Pressure:                  10Bar/16Bar

Design Standard:                   DIN 3352/SABS 664

FTF Dimension:                      DIN 3352/SABS 664

Socked Ends Connection:    ISO 4422/ISO 4422.2

Inspection and Test:              ISO 5208

Material List:

No. Item                     Material            Symbol

  1. Body                    Ductile Iron       ASTM A536 60-40-18/ DIN1693 GGG40/GGG50

  2. Bonnet                 Ductile Iron       ASTM A536 60-40-18/ DIN1693 GGG40/GGG50

  3. Wedge                 Ductile Iron       ASTM A536 60-40-18/ DIN1693 GGG40/GGG50

  4. Wedge Coating   Elastomer          Working temperature

                                  EPDM                -45℃-135℃

                                  NBR                  -10℃-80℃

  5. Wedge Nut          Copper Alloy

  6. Stem                   Stainless Steel   SS420/SS304/SS316

  7. O-Ring                EPDM/NBR

  8. Bonnet Gasket    EPDM/NBR

  9. Stuffing Nut         Copper Alloy

 10. Stem Collar        Copper Alloy/SS

11. Handwheel          Ductile Iron         ASTM A536 60-40-18/ DIN1693 GGG40/GGG50

12. Stem Cap            Ductile Iron         ASTM A536 60-40-18/ DIN1693 GGG40/GGG50