【簡單介紹】
閥門通徑：DN50-DN2000
壓力范圍：0.6~1.6Mpa
介質溫度：-20~150℃
閥體材料：鑄鐵、WCB、304、316
【詳細說明】
氣動對夾式軟密封蝶閥
PNEUMATIC WAFER TYPE BUTTERFLY VALVE
QJDF-PN（6、10、16）
技術規范 Technical specification
|
設計依據
Design reference
|
GB標準
|
|
設計標準
Design standard
|
GB/12238
|
|
結構長度 對夾式連接
Face To face Wafer Type connectiong
|
GB/12221
|
|
對夾法蘭尺寸
Wafer Flange Size
|
GB/9113、JB/T79
|
|
試驗和檢驗
Test&inspection
|
JB/T9002
|
※注：系列蝶閥結構長度及連接對夾法蘭尺寸根據客戶要求設計制造。
Note：The structural length and connecting flange size of ball valve
series can be designed and manufactured as per users requirements.
主要零件材質表 Form of Major Parts Materials
|
序號
No
|
零件名稱
Accessory name
|
材質Material
|
|
Z
|
C
|
P
|
|
1
|
閥座 Seat
|
橡膠 Rubbe
|
橡膠 Rubbe
|
橡膠 Rubbe
|
|
2
|
圓錐銷Taper Pin
|
45鋼 45Steel
|
45鋼45Steel
|
不銹鋼
Stainless Steel
|
|
3
|
蝶板Butterfly Plate
|
灰鑄鐵鍍硬路
Grey Cast-iron Hard Chrome Plating
|
碳鋼或不銹鋼
Simple Steel or
Stainless Steel
|
不銹鋼
Stainless Steel
|
|
4
|
閥體Body
|
灰鑄鐵
Grey Cast-Iron
|
碳鋼
WCB
|
不銹鋼
Stainless Steel
|
|
5
|
蝶柱Stud
|
35鋼
35Steel
|
碳鋼
WCB
|
不銹鋼
Stainless Steel
|
|
6
|
閥桿Stem
|
45鋼
45 Steel
|
不銹鋼
Stainless Steel
|
不銹鋼
Stainless Steel
|
|
7
|
鍵Key
|
45鋼
45 Steel
|
45鋼
45 Steel
|
不銹鋼
Stainless Steel
|
|
8
|
襯套Bushing
|
銅基粉末冶金
Copper Base
Powder Metallurgy
|
銅基粉末冶金
Copper Base
Powder Metallurgy
|
銅基粉末冶金
Copper Base
Powder Metallurgy
|
|
9
|
O形圈“O”Ring
|
橡膠 Rubbe
|
橡膠 Rubbe
|
橡膠 Rubbe
|
|
10
|
氣動裝置Pneumatic Device
|
|
|
|
|
11
|
位置指示器Location Indicator
|
塑料
Plastic
|
塑料
Plastic
|
塑料
Plastic
|
*主要零部件及密封圈的材質亦可根據實際工況條件或用戶特殊要求設計選用。
Note: The main spare parts and sealing-ring materials of ball valve series can be designed for
Options as per real working conditions and users special reauirements.
主要外形及連接法蘭尺寸QJDF-PN（6、10、16）Main Outline and Connecting Flang Size
|
公稱通徑
DN
|
外形尺寸 Outline Size
|
|
L
|
H
|
D（0.6）
|
D（1.0）
|
D（1.6）
|
n-φd（0.6）
|
n-φd（0.6）
|
n-φd（0.6）
|
|
50
|
43
|
63
|
110
|
125
|
125
|
4-14
|
4-18
|
4-18
|
|
65
|
46
|
70
|
130
|
145
|
145
|
4-14
|
4-18
|
8-18
|
|
80
|
46
|
83
|
150
|
160
|
160
|
4-18
|
8-18
|
8-18
|
|
100
|
52
|
105
|
170
|
180
|
180
|
4-18
|
8-18
|
8-18
|
|
125
|
56
|
115
|
200
|
210
|
210
|
8-18
|
8-18
|
8-18
|
|
150
|
56
|
137
|
225
|
240
|
240
|
8-18
|
8-22
|
8-22
|
|
200
|
60
|
164
|
280
|
295
|
295
|
8-18
|
8-22
|
12-22
|
|
250
|
68
|
206
|
335
|
350
|
350
|
12-18
|
12-22
|
12-26
|
|
300
|
78
|
230
|
395
|
400
|
410
|
12-22
|
12-22
|
12-26
|
|
350
|
78
|
248
|
445
|
460
|
470
|
12-22
|
16-22
|
16-26
|
|
400
|
102
|
289
|
495
|
515
|
525
|
16-22
|
16-26
|
16-30
|
|
450
|
114
|
320
|
550
|
565
|
585
|
16-22
|
20-26
|
20-30
|
|
500
|
127
|
343
|
600
|
620
|
650
|
20-22
|
20-26
|
20-33
|
|
600
|
154
|
413
|
705
|
725
|
770
|
20-26
|
20-26
|
20-36
|
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