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UNI-DIRECTIONAL KNIFE GATE VALVES, GM TYPE

UNI-DIRECTIONAL KNIFE GATE VALVES, GM TYPE

The GM model is a valve generally used for fluids loaded with suspended solids.

Mainly used in industries such as:

  • pulp and Paper
     
  • pastewater treatment plants
     
  • power plants

 

 

 

 

 

General characteristics

Sizes:
DN 50 through DN 1200 (larger diameter upon request)

Pressures:
DN 50 to DN 250: 16 Kg/cm²
DN 300 to DN 400: 6 Kg/cm²
DN 450: 5 Kg/cm²
DN 500 to DN 600: 4 Kg/cm²
DN 700 to DN 1200: 2 Kg/cm²

Standard flange connection:
EN1092 PN10 and ANSI B16.5 (class 150)

 

 

 

STANDARD CONSTRUCTION MATERIALS
Type
Body
Slide
Seat
Gland-packing
HIM

GG-25
Cast iron

304-Aisi
Metal
PTFE
Synthetic
HIE
EPDM
IIM
CF8M
Stainless Steel
316-Aisi
Metal
IIE
EPDM


Other materials upon request.

 

 

GENERAL DIMENSIONS
DN
50
65
80
100
125
150
200
250
300
350
400
450
500
600
Face to face
40
40
50
50
50
60
60
70
70
96
100
106
110
110
V
225
225
225
225
225
225
310
310
310
410
410
550
550
550
H
281
308
333
374
408
459
581
681
781
890
994
1086
1199
1404

Larger dimensions upon request.
Dimensions and drawing without compromise.
Bidapro reserves the right of modifying them at any time and without giving previous notice.

 

 

DRILLED HOLE FLANGES
DN
 
50
65
80
100
125
150
200
250
300
350
400
450
500
600

DIN
PN-10

4
4
4
4
4
4
4
6
6
10
10
14
14
14
-
-
4
4
4
4
4
6
6
6
6
6
6
6
M
M.16
M.16
M.16
M.16
M.16
M.20
M.20
M.20
M.20
M.20
M.24
M.24
M.24
M.27
P
11
11
11
11
11
14
14
18
18
22
24
24
24
24
ANSI
 
2"
2 ½"
3"
4"
5"
6"
8"
10"
12"
14"
16"
18"
20"
24"

ANSI-150 Lbs

4
4
4
4
4
4
4
6
6
8
10
10
14
14
-
-
-
4
4
4
4
6
6
4
6
6
6
6
M UNC
5/8"
5/8"
5/8"
5/8"
3/4"
3/4"
3/4"
7/8"
7/8"
1"
1"
1 1/8"
1 1/8"
1 1/4"
P
3/8"
3/8"
3/8"
3/8"
3/8"
1/2"
1/2"
3/4"
3/4"
7/8"
1"
1"
1"
1"

 

Taladros roscados Threaded drill holes Taladros pasantes Threaded drill holes    

 

ACTUATORS

 

TYPE OF SEALING

 

 
 
 

Metal to metal - Type 1
 

Resilient - Type 2 (standard)
 

Resilient - Type 3 (reinforced)
 

Deflecting cone15º
    Attached archives:
 
Further information on PDF PDF [27Kbs.]