Electric gate valve


Product model: Z941H

Nominal diameter: Dn40 ~ 500mm

Pressure range: PN1.0 ~ 42.0MPa

Operating temperature: - 29 ℃ ~ + 600 ℃

Main material: carbon steel, stainless steel, alloy steel

Design Code: GB / T 12234

Structure length: GB / T 12221

Connecting flange: JB / T 79

Test and inspection: JB / T 9092

Pressure temperature: GB / T 9131



PRODUCT OVERVIEW

The electric gate valve is equipped with a multi rotary electric actuator by the gate valve body to make the valve plate move up and down in a straight line, realize the remote control of the valve position switch and cut off or connect the pipeline medium. The electric device is equipped with torque control mechanism, field operation mechanism and manual and electric switching mechanism. In addition to local operation, it can also carry out remote operation, PLC control, 4 ~ 20mA current input and output intelligent control, etc. The valve is a control component for cutting off and connecting the medium flow by driving the ram to move vertically along the channel axis. In the process of use, the valve must be fully open or fully closed and cannot be used to regulate the flow.


STRUCTURE AND CHARACTERISTICS

1. The material selection is exquisite, in line with relevant standards at home and abroad, and the overall quality of the material is high.

2. It meets the requirements of advanced standards at home and abroad, with reliable sealing, excellent performance and beautiful appearance.

3. The matching of sealing pairs is advanced and reasonable. The sealing surfaces of gate and valve seat are made of Stellite cobalt based cemented carbide with different hardness. They have reliable sealing, high hardness, wear resistance, high temperature resistance, corrosion resistance, good scratch resistance and long service life.

4. The valve rod has good corrosion resistance, scratch resistance and wear resistance after quenching and tempering and surface nitriding treatment.

5. Wedge type elastic ram structure is adopted, thrust bearing is set in medium and large diameter, with small friction force, and manual impact, so it can be opened and closed easily.

6. Various piping flange standards and flange sealing surface forms can be adopted to meet various engineering needs and user requirements.


MATERIAL OF MAIN PARTS

Body / bonnet

ZGICr18Ni9Ti

ZG00Cr18Ni10

ZG1Cr18Ni12M02Ti

ZG00Cr17Ni14M02

WCB

Part name

ZGICr18Ni9Titseries

ZG00Cr18Ni10series

ZG1Cr18Ni12M02Tiseries

ZG00Cr17Ni14M02series

WCBseries

Ram

ZGICr18Ni9Ti

ZG00Cr18Ni10

ZG1Cr18Ni12M02Ti

ZG00Cr17Ni14M02

1Cr13

Valve stem

1Cr18Ni9Ti

00Cr18Ni10

1Cr18Ni12M02Ti

00Cr17Ni14M02

1Cr13

Filler

PTFE Weave

PTFE Weave

PTFE Weave

PTFE Weave

Graphite

Shim

304L+PTFE

304L+PTFE

316+PTFE

316L+PTFE

Graphite

Gland

ZGICr18Ni9Ti

ZG00Cr18Ni10

ZG1Cr18Ni12M02Ti

ZG00Cr17Ni14M02series

WCB

Packing pressure ring

1Cr18Ni9Ti

00Cr18Ni10

1Cr18Ni12M02Ti

00Cr17Ni14M02

1Cr13

Bolt

1Cr17Ni2

1Cr17Ni2

1Cr17Ni2

1Cr17Ni2

35CrMoA

Nut

1Cr18Ni9Ti

1Cr18Ni9Ti

1Cr18Ni9Ti

1Cr18Ni9Ti

45


MAIN OVERALL DIMENSIONS AND WEIGHT

Nominal pressure PN(MPa)Drift diameter DN(mm)LDD1D2bZ-ødD3HH1D0Weight
(kg)
1.64024015011088204-ø17.516460260230068
50250165125102204-ø17.516461061030069
65270185145122204-ø17.516461261230080
80280200160133208-ø17.519569069030083
100300220180158208-ø17.522083383330094
125325250210184228-ø17.5268867876300125
150350285240212248-ø22280958958300160
2004003402952682612-ø2237010961096300225
2504504053553203012-ø2646012441244300348
3005004604103703012-ø2653014301474400485
3505505204704303416-ø2661015651663400696
4006005805254823616-ø30710173518864001000
5007007156505854420-ø335860196121814001064

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