喷煤粉专用球阀
产品结构特点 Construction Features
本系列球阀是作为控制含尘、含固体粉末，特别适用于高炉煤粉喷
吹、空气管路及喷枪管路等系列。
The Air operated ball valve series are designed for controlling the powders containing dusts or solid bodies, especially for those fields or systems as coal-power infection in high-furnace, airflow lines, etc
1.阀座带有磨损自动补偿装置，有效确保阀门的密封性能。
1..Wear-auto-compensation equipment is applied with the valve seat to effectively ensure the sealing performance of the valve.
2.特殊材料制成的密封圈，具有耐高温。耐磨损、使用寿命长的特点。
2. The seal ring made from exotic materials features such specialties as high-temperature resistance, abrasion-resistance, long service-life, etc
3.阀门结构紧凑、启闭灵活、安装维修方便。
3. The valve bears those characteristics like compact structure, flexible on-off, and convenient method for installation and maintenance.
主要零件材质 Main Part Materials
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零件名称Accessory name
|
材质 Material
|
|
阀体、阀盖Body、bonnet
|
WCB
|
|
球体、阀座Globe Ball, seat
|
1Cr18Ni9Ti+硬铬
1Cr18Ni9Ti+Hard chrome
|
|
阀杆 Stem
|
2Cr13
|
|
密封圈Sealing ring
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特种耐磨耐高温四氟
special wearing-resisting and high-
temperature resistance tetrafluoring
|
|
螺栓 Bolt
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中碳钢Medium Carbon stell
|
|
公称压力Nominal pressure
|
1.6MPa
|
|
公称通径Nominal diameter
|
2.4MPa
|
|
高压液密封High-Pressure Liquid Sealing
|
1.76MPa
|
|
低压液密封Low- Pressure Liquid Sealing
|
0.6MPa
|
|
适用温度Applicable Temperature
|
-28～ 300℃
|
|
适用介质Applicable mediums
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含尘埃气体、煤粉等
Dusty gases, powder coal,etc
|
|
结构长度按Physical dimension follows
|
GB1221-89
|
|
法兰尺寸按Flange dimension follows
|
GB9113、JB79-59
|
|
检验试验按Teat and inspection follows
|
JB/T9092-99
|
|
驱动方式 Driving manner
|
|
|
公称压力
PN(MPa)
Nominal
pressure
|
公称通径
DN(mm)
Norminal
diameter
|
尺寸Dimension(mm)
|
|
L
|
W
|
H
|
|
手动
Maunal
|
气动
Pneumatic
|
手动
Maunal
|
气动
Pneumatc
|
|
1.6
|
25
|
180
|
140
|
235
|
920
|
298
|
|
32
|
200
|
155
|
235
|
107
|
304
|
|
40
|
220
|
250
|
300
|
127
|
370
|
|
50
|
220
|
250
|
330
|
140
|
376
|
|
65
|
241
|
350
|
400
|
164
|
425
|
|
80
|
283
|
350
|
510
|
177
|
484
|
|
100
|
305
|
420
|
510
|
206
|
531
|
|
125
|
356
|
700
|
580
|
292
|
570
|
|
150
|
394
|
1000
|
720
|
320
|
570
|
|
200
|
457
|
-
|
720
|
-
|
610
|
|
250
|
533
|
-
|
900
|
-
|
670
|
|
300
|
610
|
-
|
1050
|
-
|
740
|
|
350
|
686
|
-
|
1290
|
-
|
790
|
|
400
|
762
|
-
|
1600
|
-
|
905
|
|
其余连接尺寸请参阅样本《主要外型与连接尺寸表》
Please refer to the sample book of Form of Main Types and Connecting Dimension for other connection dimensions
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