The series valves with thermal insulation, cold insulation properties. Designed and manufactured according to GB standard flanges manufactured by 79-94 for the petroleum, chemical, metallurgy, pharmaceutical industry.As a result of the steam valve insulation jacket. So even if the outside temperature is below freezing, the valve is still operational flexibility to ensure pipeline to disconnect the advantage of general control valve does not have. It is an ideal heavy oil pipeline control valves.
Main Connection Dimensions
Model
DN(mm)
L
D
D1
D2
B
F
Z-Φd
2-G
BQ41F-16
15
130
95
65
45
14
2
4-Φ14
3/8
20
150
105
75
55
25
160
115
85
32
165
135
100
78
16
4-Φ18
1/2
40
180
145
110
3
50
200
125
220
120
18
80
250
195
280
215
155
320
240
210
22
4-Φ23
360
335
295
265
26