Neck Flange Check Valve 

$44.00$547.00

1、Technical Parameter

◆   Nominal Diameter: DN25-DN150

◆   Nominal Pressure: 2.5MPa

◆   Applicable Medium: R12,R22,R502,R134a,R404a,R507,R717 and other refrigerants.

◆   Applicable Temperature: -50 ℃ ~ + 150 ℃

◆   Opening Pressure Difference: 0.04bar

2、Order Goods

◆   Please tell us the model you want when ordering.

◆   E.g.: NRVD32 It is means DN32 Neck Flange Check Valve.

SKU: Neck Flange Check Valve  Category:
Description

Description

1、Technical Parameter

◆   Nominal Diameter: DN25-DN150

◆   Nominal Pressure: 2.5MPa

◆   Applicable Medium: R12,R22,R502,R134a,R404a,R507,R717 and other refrigerants.

◆   Applicable Temperature: -50 ℃ ~ + 150 ℃

◆   Opening Pressure Difference: 0.04bar

2、Order Goods

◆   Please tell us the model you want when ordering.

◆   E.g.: NRVD32 It is means DN32 Neck Flange Check Valve.

Neck Flange Check Valve Neck Flange Check Valve

 Neck Flange Check Valve
 

Model

Nominal Diameter (DN)  Size
 

φA

φB  

φC

 

φD

 

φE

 

L1

 

L2

A口 B口
 

 

 

 

NRVD

25 25 33.7 32 68 115 85 65 145
32 32 42.4 38 78 140 100 65 149
40 40 48.3 45 88 150 110 70 160
50 50 60.3 57 98 165 125 80 176
65 65 76.1 76 120 185 145 95 192
80 80 88.9 89 138 200 160 100 216
100 100 114.5 108 160 235 190 114 244
125 125 139.7 133 188 270 220 124 260
150 150 168.3 159 218 300 250 144 294
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