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| Products |
Wrench Spring Loaded Low Lift Safety Valve |
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Product name：Wrench Spring Loaded Low Lift Safety Valve |
Item：161 |
Details： |
ZKA47 Safety Valve is to be used in equipments and pipelines of steam, air, water and other mediums with temper-nature no higher than 350℃. When the pressure in equipment or pipeline exceeds allowed value, the valve will open automatically and fully discharge, then close again when the pressure lowered to the regulated value so as to ensure the safe operation of the equipment or pipeline.
MATERIALS
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No.
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Part Name
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Materials
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Materials
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Materials
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1
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Body
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WCB
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ZG1Cr18Ni9Ti
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ZG1Cr18Ni12Mo2Ti
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2
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Nozzle
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ZG2Cr13/1Cr18Ni9Ti
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ZG1Cr18Ni9Ti
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ZG1Cr18Ni12Mo2Ti
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3
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Adjusting ring
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ZG2Cr13/1Cr18Ni9Ti
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ZG1Cr18Ni9Ti
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ZG1Cr18Ni12Mo2Ti
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4
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Disc
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2Cr13/1Cr18Ni9Ti
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1Cr18Ni9Ti
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1Cr18Ni12Mo2Ti
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5
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Guide sleeve
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ZG2Cr13/1Cr18Ni9Ti
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ZG1Cr18Ni9Ti
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ZG1Cr18Ni12Mo2Ti
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6
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Bonnet
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ZG230-450
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ZG230-450
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ZG230-450
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7
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Spring
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50CrVA
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Coated Teflon
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Coated Teflon
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8
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Stem
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2Cr13
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2Cr13
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1Cr18Ni12Mo2Ti
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9
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Adjusting bolt
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45
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2Cr13
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2Cr13
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10
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Cap
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ZG200-400
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ZG200-400
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ZG200-400
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Sealing surface of material
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D507
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Depositing satellite
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DIMENSIONS
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Nominal diameter
DN(mm)
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Dimensions (mm)
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|
d0
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L
|
L1
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DN’
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| 20 |
15 |
100 |
85 |
20 |
|
25
|
20
|
100
|
85
|
25
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32
|
25
|
115
|
100
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32
|
|
40
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32
|
120
|
110
|
40
|
|
50
|
40
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135
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120
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50
|
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65
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50
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140
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130
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65
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80
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65
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160
|
135
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80
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|
100
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80
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170
|
160
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100
|
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125
|
100
|
190
|
190
|
125
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|
150
|
125
|
205
|
195
|
150
|
|
200
|
150
|
240
|
230
|
200
|
| 250 |
200 |
350 |
320 |
250 |
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Ball Valve 
