Product Main

Specifications

Main technical performance:
Scope (Pa)
Quick release flange(KF)2x105～1.3x10-5
Loose flange 16x105～1.3x10-5
Valve Leakage Rate(Pa.L/S)
≤1.3x10-5
Medium temperature(℃)
Standard manufacture: -30～+150
Special designation: -30～+240
Flange Standard
Random
Installation location
GB4982; GB/T6070
Quick release flange(KF)connection and outline dimension(GB4982)
Model
Nominal Diameter(DN)
ΦD
ΦB
H
L
A
GU-16/KF
16
30
17.2
62
100
120
GU-25/KF
25
40
26.2
75
114
150
GU-40/KF
40
55
41.2
115
165
200
GU-50/KF
50
75
52.2
125
175
221
Loose flange connection and outline dimension(GB/T6070)
Model
Nominal Diameter(DN)
ΦD
ΦB
H
L
A
n-ΦC
GU-16
16
60
45
62
100
120
4-6.5
GU-25
25
70
55
75
114
150
GU-32
32
90
70
93
140
180
4-9
GU-40
40
100
80
115
165
200
GU-50
50
110
90
125
175
221
GU-63
63
130
110
166
186
230
GU-80
80
145
125
175
198
290
8-9
GU-100
100
165
145
189
220
260
GU-125
125
200
175
232
266
360
8-11
GU-150
150
225
200
250
296
400