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产品简介Product Brief Introduction:
1、双向密封性能优良，扭矩值小。
2、流量特性趋于直线，调节性能好。
3、法兰连接安装便捷，立式、卧式安装均可。
4、密封副材料的多样性，可供用户选择。
5、阀门可用于管端作放空阀用，性能可靠。
6、阀座密封圈与阀体有机地结合为一体，使阀门具有较长的使用寿命。
1. Both sides of sealing performance are choiceness and the torque is small.
2. Flow curve tending to straight line. Excellent regulated performance.
3. Flange connection installed easily. Both vertical and horizontal installation are all right.
4. Have multiplicity-sealing materials for user choose.
5. The valves can used for pipe nozzle and have reliable performance.
6. Seat sealing and body are combined very well, and let that have a quit long use lifetime.
主要性能参数Main Performance Parameters:
|
公称压力
Nominal Pressure
PN (MPa)
|
公称通径
Nominal Diameter
DN (mm)
|
试验压力（MPa）
Testing Pressure
|
适用温度
Suitable Temp
°C
|
适用介质
Suitable Media
|
|
壳 体
Shell
|
密 封
Seal
|
|
1.0
|
50 ~ 1000
|
1.5
|
1.1
|
-10 ~ +120
|
水、油、气等
Water, Oils, Air etc.
|
|
1.6
|
2.4
|
1.76
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产品执行标准：Product Standard:
|
设计标准
Design Standard
|
结构长度
Face to face dimensions
|
侧法兰标准
Flange Standard
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试验检验标准
Test and check up standard
|
|
GB/T 12238、API 609
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GB/T 12221、API 609
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GB/T 17241.6 |
GB/T 13927、API 598
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规格型号：Size And Type:
主要零部件材质：Materials of Main Parts:
|
名 称
Name
|
阀 体
Body
|
阀 板
Disc
|
转 轴
Stem
|
|
材 料
Material
|
球墨铸铁、灰铸铁 + 橡胶（丁＊橡胶、乙丙橡胶）
Ductile Iron, Cast Iron + Rubber (NBR, EPDM)
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球墨铸铁、铜、不锈钢
Ductile Iron, Bronze,
Stainless steel
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不锈钢
Stainless steel
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主要连接尺寸及重量：Outline Dimensions & Connection Dimensions & Weight:
|
规格
Size
DN
|
A
|
B
|
C
|
D
|
D1
|
D2
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D3
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D4
|
D5
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L
|
L1
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n-d
|
a
|
f
|
n-d1
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重量
Weight
（kg）
|
|
50
|
83
|
120
|
20
|
52.9
|
125
|
165
|
99
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57.15
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65
|
108
|
111
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4-19
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90º
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3
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4-7
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7.6
|
|
65
|
93
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130
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20
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64.5
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145
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185
|
118
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57.15
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65
|
112
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115
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4-19
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90º
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3
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4-7
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9.7
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|
80
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100
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145
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22
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78.8
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160
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200
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132
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57.15
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65
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114
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117
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8-19
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45º
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3
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4-7
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10.6
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|
100
|
114
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155
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24
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104
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180
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220
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156
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69.85
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90
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127
|
130
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8-19
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45º
|
3
|
4-10
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13.8
|
|
125
|
125
|
170
|
26
|
123.3
|
210
|
250
|
184
|
69.85
|
90
|
140
|
143
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8-19
|
45º
|
3
|
4-10
|
18.2
|
|
150
|
143<, /, P>
|
190
|
26
|
155.6
|
240
|
285
|
211
|
69.85
|
90
|
140
|
143
|
8-23
|
45º
|
3
|
4-10
|
21.7
|
|
200
|
170
|
205
|
26
|
202.5
|
295
|
340
|
266
|
88.9
|
125
|
152
|
155
|
8-23
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45º
|
3
|
4-14
|
31.8
|
|
250
|
198
|
235
|
28
|
250.5
|
350
|
395
|
319
|
88.9
|
125
|
165
|
168
|
12-23
|
30º
|
3
|
4-14
|
44.7
|
|
300
|
223
|
280
|
28
|
301.5
|
400
|
445
|
370
|
107.95
|
150
|
178
|
182
|
12-23
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30º
|
4
|
4-14
|
57.9
|
|
350
|
279
|
310
|
30
|
333.3
|
460
|
505
|
429
|
107.95
|
150
|
190
|
194
|
16-23
|
22.5º
|
4
|
4-14
|
81.6
|
|
400
|
300
|
340
|
32
|
389.6
|
515
|
565
|
480
|
158.75
|
175
|
216
|
221
|
16-28
|
22.5º
|
4
|
4-20.6
|
106
|
|
450
|
345
|
375
|
32
|
440.5
|
565
|
615
|
530
|
158.75
|
175
|
222
|
227
|
20-28
|
18º
|
4
|
4-20.6
|
147
|
|
500
|
355
|
430
|
34
|
491.6
|
620
|
670
|
582
|
158.75
|
210
|
229
|
234
|
20-28
|
18º
|
4
|
4-20.6
|
165
|
|
600
|
410
|
500
|
36
|
592.5
|
725
|
780
|
682
|
215.9
|
210
|
267
|
272
|
20-31
|
18º
|
5
|
4-22
|
235
|
|
700
|
478
|
560
|
40
|
695
|
840
|
895
|
794
|
254
|
300
|
292
|
299
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24-31
|
15º
|
5
|
8-18
|
338
|
|
800
|
529
|
620
|
44
|
794.7
|
950
|
1015
|
901
|
254
|
300
|
318
|
325
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24-34
|
15º
|
5
|
8-18
|
475
|
|
900
|
584
|
665
|
46
|
864.7
|
1050
|
1115
|
1001
|
254
|
350
|
330
|
338
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28-34
|
12.9º
|
5
|
8-22
|
595
|
|
1000
|
657
|
735
|
50
|
965
|
1160
|
1230
|
1112
|
254
|
350
|
410
|
417
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28-37
|
12.9º
|
5
|
8-22
|
794
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