Sliding gate valve with hydraulic drive (SHZ-GP)

The device is designed for periodic short-term opening of liquid (gas) line as well as for creating a pressure drop between the separator and the production header of the Sputnik automated group metering station (AGZU).

The design and components are presented in Fig. 1

Fig.1 Gate valve with hydraulic drive SHZ-GP-1

1-slide gate valve; 2-hydraulic cylinder; 3-connecting flanges; 4-gates; 5-lever;

6-roller; 7-lug; 8-draft; 9-spring, 10-rod, 11,12-nut, 13-screw


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No.

Parameter

SHZ-GP-1

SHZ-GP-1.1

SHZ-GP-3.1

Parameter value

1

Nominal pressure according to GOST 356, MPa, max

4.0

4.0

4.0

2

Test pressure according to GOST 356, MPa, max

6.0

6.0

6.0

3

Inside diameter of valve, mm

41

41

58

4

Temperature of fluid, ºС

-50...+50

-50...+50

-50...+50

5

Norm of tightness

GOST 9544

GOST 9544

GOST 9544

6

Leakage class

A

A

A

7

Gate width, mm

3

6

5

8

Size, mm, max
length*width*height

250*160*510

250*160*510

310*195*550

9

Mass, kg, max

34

34

45

 

Mean time between failures, hours, min - 4500

Life time - 10 years






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