Motorized water seal butt weld gate valve
Motorized water seal butt weld gate valve

Motorized water seal butt weld gate valve

Description

Parameters

Z944H Motorized water seal butt weld gate valve

Structure and performance characteristics of Z944H Motorized water seal butt weld gate valve

1 Structure: valve bonnet packing gland has water circulation seal structure, when the input water pressure is 0.6 ~ 10.0MPa. Make  system & atmosphere isolated, to ensure the system with good air tightness.
2 Connection form: socket welding, flange and butt-weld.
3 Actuator: manual and electric.
4 DS / Z-type series has double-gate two-way elastic seal, opening and closing are flexible and quickly, sealing is reliable;
5 Product structure is simple, compact and reasonable, easy to maintain, service life is long.
6 Must be fully open or fully closed in pipeline as an on-off device, shall not be used to adjust the flow.

Applicable Medium and Temperature of Z944H Motorized water seal butt weld gate valve

Material
Applicable Temp.
Applicable Medium
Carbon steel
≤400℃
water, steam, oil and other
non-corrosive air
Alloy steel
≤550℃

Test Pressure of Z944H Motorized water seal butt weld gate valve

Test pressure
Nominal Pressure (MPa)
1.0
1.6
2.5
4.0
6.4
10.0
Shell test
1.5
2.4
3.8
6.0
9.6
15.0
Seal test
1.1
1.8
2.8
4.4
7.0
11.0
Back seal test
1.1
1.8
2.8
4.4
7.0
11.0

Material of Z944H Motorized water seal butt weld gate valve

Product 
type
Body,  
Bonnet,
Yoke
Stem
Wedge,
Disc Sealing surface
Seat
sealing
surface
Stem
nut
Packing
Carbon
steel
WCB 25
1Crl3 or
2Crl3
Cr13 Stainless steel or hard
alloy
Stainless steel
Al-bronze
Flexible
graphite
Alloy
steel
WC6 Cr5M01
38CrMoAlA
20CrlM01VA
cobalt-base
alloys
Hard
alloy
Dimension

Z944H Motorized water seal butt weld gate valve

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