 |
| Product： |
Two-Port Exhaust Valve |
| Item No.： |
QB2-10 |
|
| Calibre： |
DN50-DN200 |
| Nominal Pressure： |
1.0～1.6MPa |
Description: Flange double vent valve automatic QB2-10, suitable for industrial media for water lines, as a rapid removal of gas equipment in the pipeline, in order to improve the efficiency of water transport equipment and protect the pipeline from deformation and rupture, is a necessary equipment for pipelines.
QB2 two-port exhaust valve performance technical parameters:
1, media: clean water
2, temperature: room temperature
3, shell strength test pressure: 1.5MPa, no damage.
4, float seal test pressure: 0.05∽ 1.1MPa no leakage
5, valve body material: gray cast iron HT200
6, float carrier: stainless steel |
|
|
Specification:
1, flange double vent valve automatic QB2-10, can eliminate the gas in the pipe, reduce resistance to save c source.
2, when the pipe negative pressure, this product can quickly automatically inhale air to prevent pipe rupture.
3, exhaust capacity is more than the ordinary two-hole exhaust valve.
4, float carrier for stainless steel, long service life, safe and reliable.
|
Main form factor and connection size：
|
Model No.
|
DN
|
Dimensions（mm）
|
|
D
|
D1
|
D2
|
L
|
Z-φd
|
medium
|
Body Material
|
|
QB2-10
|
40
|
145
|
110
|
85
|
430
|
4-φ18
|
Water
|
Cast Iron
|
|
QB2-10
|
50
|
160
|
125
|
100
|
430
|
4-φ18
|
Water
|
Cast Iron
|
|
QB2-10
|
75
|
195
|
160
|
135
|
470
|
4-φ18
|
Water
|
Cast Iron
|
|
QB2-10
|
100
|
215
|
180
|
155
|
500
|
4-φ18
|
Water
|
Cast Iron
|
|
QB2-10
|
150
|
280
|
240
|
210
|
540
|
8-φ20
|
Water
|
Cast Iron
|
|
QB2-10
|
200
|
335
|
295
|
265
|
700
|
8-φ20
|
Water
|
Cast Iron
|
|
|
|
All Copyright © Shanghai
Petro Valve Factory
Factory Add: No.318 Fulian 2 Road, Baoshan
Disctrict, Shanghai City, China
Marketing Add: No. 301-3, Lunchang Road,
Lunchang Town, Nanan City, Fujian, China
Tel: 0086 595 23225000, 0086 189 0505 9981
Email:
topval1992@163.com |
