Wafer Metal-Seat Butterfly Valve

Purpose

This product is used for the water supply and drainage system in tap water, sewage, building, chemicals etc. Industries, usually used as an open-close equipment.

Features

Double eccentric structure, strictly sealing,long durable and lifetime.

Performance Parameters

  • PN:PN1.0Mpa, PN1.6?Mpa. PN2.5Mpa.
  • DN:DN50-DN2000.
  • Strength test: 1.6 Mpa. 2.5Mpa.
  • Suitable temperature: 425.
  • Suitable medium: water,steam,oil ect

Executive Standard

Flange connection dimension:GB/T9113.1

Main Part Materials

  • Body —cast steel, stainless steel.
  • Valve plate—cast steel stainless steel.
  • Valve stem-stainless steel.
  • Sealing ring-Stainless steel.
  • Packing-Flexible graphite

Main dimensions

DN(mm)
50
65
80
100
125
150
200
250
300
350
400
450
500
600
700
800
900
1000
1200
1400
1600
1800
2000
L
43
46
49
64
70
70
71
76
83
92
102
114
127
154
165
190
203
216
254
390
440
490
540
H
220
220
280
320
345
385
471
533
606
694
757
814
902
606
738
801
989
1053
1162
1310
1436
1579
1723
H0
160
175
182
192
200
230
297
327
364
404
444
472
522
1180
1460
1588
1856
1990
2190
2306
2680
2917
3174
PN1.0MPa(D1)



(Z-od)
125
145
160
180
210
240
295
350
400
460
515
565
620
725
840
950
1050
1160
1380
1590
1820
2020
2230
4-o18
4-o18
4-o18
4-o18
4-o18
4-o 23
4-o 23
4-o 23
4-o 23
4-o 23
4-o 25
4-o 25
4-o 25
4-o 30
4-o 30
4-o 34
4-o 34
4-o 34
4-o 41
4-o 48
4-o 54
4-o 54
4-o 54
PN1.6MPa(D1)



(Z-od)
125
145
160
180
210
240
295
355
410
470
525
585
650
770
840
950
1050
1170
1390
1590
1820
2020
2230
4-o 18
4-o 18
4-o 18
4-o 18
4-o 18
4-o 23
4-o 23
4-o 25
4-o 25
4-o 25
4-o 30
4-o 30
4-o 34
4-o 36
4-o 41
4-o 41
4-o 41
4-o 48
4-o 54
4-o 54
4-o 58
4-o 56
4-o 62
PN2.5MPa(D1)



(Z-od)
125
145
160
190
220
250
310
370
430
490
550
600
660
770
875
990
1090
1210
1420
1640
-
-
-
4-o18
4-o18
4-o18
4-o23
4-o 25
4-o 25
4-o 25
4-o 30
4-o 30
4-o 34
4-o 34
4-o 34
4-o 41
4-o 41
4-o 48
4-o 48
4-o 54
4-o 58
4-o 58
4-o 65
-
-
-

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