Russia Gost Cast steel gate valve
- Courier
- In detail
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1.Reliable sealing.
2.Good performance.
3.Easy to open and close.
4.Small volume.
5.Long service life
Working environment:
Water, steam, oil, petroleum, natural gas, liquid, non-corrosive petroleum products, non-corrosive liquid and gaseous media, in relation to which, the materials used in corrosion-resistant valve
Operating temperature: -40 ° C to 450 ° C
Operation: Y1
Minimum ambient temperature: -40 ° C
A. Case: steel, 25L, 35L
Two. Cover: Steel 25L, 35L
Three. Wedge (CDs): stal25L, 35L with welding, 20X13
4. Spindle: 20X13
Five. Spindle Nut: steel 35, 40X
6. Nuts: Carbon steel GOST 1050-88 class strength is less than 5 per GOST 1759.5-87
7. Stud, bolt carbon steel GOST 1050-88 class of the strength of not less than 5.6 GOST 1759.5-87
Eight. Bolt flip: steel 35
9. Seal between housing and cover (gasket ring): paronite, TRH
10. The packing gland: AGI, TRH
11. Flywheel: stal25L
12. Surfacing on the ring in the body: 07X25H13
13. Surfacing on the wedge: 13X25T