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Shanghai Mingzhu Valve MFG. Co.,Ltd.
 
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Shanghai Mingzhu Valve MFG. Co.,Ltd.
[China]
Address:
No.1111 Gongye Road, Jinhui Town, Fengxian District Shanghai Shanghai 201404 China
Phone:
86-021-57483788
Contact name:
Zoe Zhou
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Shanghai Mingzhu Valve MFG. Co.,Ltd.
 
Products

Plate Gate Valve
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Plate Gate Valve
Click to enlarge image

 Origin China
 Structure Gate

Standard for design and manufacture

1.Design Manafacfure according to GB/T 12234-89
2.Face to Face according to GB/T 12221-89
3.Flange Dimension according to JB/T 79-94
4.Valve Check and Test according to GB/T 13927-92

 

Pressure Test

Pressure Class:

Test pressure (MPa)under normal temperature

working pressure

Liquid seal

Gas seal

Body case Intension

Gas at low pressure Seal

Nominal pressure

PN(MPa)

1.6

1.76

1.76

2.4

0.6

1.6

2.5

2.75

2.75

3.75

2.5

4

4.4

4.4

6

4


Basic Model,Specificification and Pressure

Model

Code of sealing material

Nominal pressure

PN

Flange type

Manual

Bevel gear drive

Pneumatic

Electric

Z43 type

Z543 type

Z643 type

Z943 type

F:Reinforced polytetrafluoroethylene
Stainless steel (1Cr13, 2Cr13)
D:Nitriding steel
H:Alloy steel
Y:Hard alloy

1.6~4MPa

Nominal diameter

DN

50~500mm

Special type

Add K before Z refers to anti-sulfur valve
Add RQ before Z refers to combustion gas


Related Keywords: gate valve


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