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DN250-500mm Diameter Blast Furnace Hydraulic Cylinder Gas Relief Valve
DN250-500mm Diameter Blast Furnace Hydraulic Cylinder Gas Relief Valve
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Purposes and Features:
1. Suitable for the BF stove top pressure equalizing system, use as furnace top equalizing relief valve.
2. Soft and hard seals through hard alloy and silicon rubber;,valve plate has a self-centering function, reliable seal.
3. Valve is sealed upon the action of medium pressure and hydraulic cylinder in the process of closing.
4. Valve disc can far from the brushing of the medium when the valve is opened.
5. Main material: quality carbon steel.
Executive Standard:
1. Flange connection dimensions carry out the provisions of GB/T9119-2000.
2. Pressure test refers to the provisions of GB13927-2008.
Note: Use other standards according to customer’s requirements, but please mark out while placing orders.
QP745Y/X Hydraulic Gas Relief Valve
Performance Parameter:
|
Nominal Diameter(DN)(mm) |
DN250~DN500 |
|
|
Nominal Pressure (Mpa) |
≤0.3 |
|
|
Test Pressure(MPa) |
Case |
1.5 times working pressure |
|
Seal |
1.1 times working pressure |
|
|
Grade of seal |
A |
|
|
On/off Differential Pressure(MPa) |
≤0.03 |
|
|
Working Temperature( ℃) |
≤250 |
|
|
Applicable Medium |
Half clean coal gas, nitrogen |
|
Valve Model Compilation Instructions:
|
Enterprise Code |
Q |
QHD |
|
Valve Model |
P |
Disc valve |
|
Drive Mode |
7/9 |
7-Hydraulic |
|
Type of Connection |
4 |
Flange connections |
|
Type of Structure |
5 |
Direct-through type equalizing spread valve |
|
Material of Sealing Surface |
Y/X |
both soft and hard seals through hard alloy and silicon rubber |
Drawing and Spec:
QP745Y/X Hydraulic Gas Relief Valve
Main Spec and Connection Dimensions:
Introduction:
We also can provide other model of blind plate valve, including series as below:
QP44Y INTERCEPTOR VALVE.
QP745Y/X HYDRAULIC EQUALIZING SPREAD VALVE .
QP742Y HYDRAULIC EQUALIZING VALVE、EQUALIZING SPREAD VALVE .
QP741Y/X EQUALIZING SPREAD VALVE.
QP47W BELL TYPE SOOT CLEANING VALVE.
QS41W GAS SPREAD VALVE.
QS42Y/X GAS SPREAD VALVE.
QS43Y、QS43Y/X GAS SPREAD VALVE.
QS744Y/X HYDRAULIC GAS SPREAD VALVE.
Contact Information:
Email: Kevin@kingsemarine.com
Mobile/Wechat: +86 17726635265
Skype: chenkaiwen36
Website: www.kingseamrine.com
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