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Gate valves

Steel gate valve 30s41nzh LAZ is used as a shut-off device on a pipeline transporting water, steam, air, and oil products with a working pressure of no more than 16 kgf / cm2 and an operating temperature of no more than 425 ° C, not intended for regulating the flow of the medium. During operation, the valve is in the extreme positions "open" or "closed"

Steel gate valve 30s41nzh LAZ is used as a shut-off device on a pipeline transporting water, steam, air, and oil products with a working pressure of no more than 16 kgf / cm2 and an operating temperature of no more than 425 ° C, not intended for regulating the flow of the medium. During operation, the valve is in the extreme positions "open" or "closed"

On request

The steel gate valve 30s41nzh LAZ has the following advantages:

  • simplicity of design
  • low hydraulic resistance
  • maintainability
  • reusable
  • durability
№ п/п Part name Material Part name Material
1 Corpus Steel 35L GOST 977-88 6 Sealing packing Expanded graphite (armir)
2 Cap Steel 35L GOST 977-88 7 Stuffing box cover Steel 35L GOST 977-88
3 Wedge Steel 35L GOST 977-88 8 Threaded bushing Steel 35L GOST 977-88
4 Sealing gasket Expanded graphite (armir) 9 Nut Steel 20L GOST 977-88
5 Spindle Steel 45 GOST 1050-88 10 Flywheel Steel 20L GOST 977-88

The steel gate valve 30s41nzh LAZ has the following advantages:

  • simplicity of design
  • low hydraulic resistance
  • maintainability
  • reusable
  • durability
№ п/п Part name Material Part name Material
1 Corpus Steel 35L GOST 977-88 6 Sealing packing Expanded graphite (armir)
2 Cap Steel 35L GOST 977-88 7 Stuffing box cover Steel 35L GOST 977-88
3 Wedge Steel 35L GOST 977-88 8 Threaded bushing Steel 35L GOST 977-88
4 Sealing gasket Expanded graphite (armir) 9 Nut Steel 20L GOST 977-88
5 Spindle Steel 45 GOST 1050-88 10 Flywheel Steel 20L GOST 977-88
Price Diametr Dn, mm Massa, kg Height H, mm Length L, mm Pressure Pn, MPa (kgs/sm2)
On request
On request
50
12
285
180
1,6 (16)
On request
80
19,9
340
210
1,6 (16)
On request
100
27,1
385
230
1,6 (16)
On request
200
76
620
330
1,6 (16)
On request
250
155
790
453
1,6 (16)
On request
300
275
980
500
1,6 (16)
On request
350
403
1178
550
1,6 (16)
On request
400
483
1321
600
1,6 (16)

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