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产品结构特点
Q647MF-16C/25气动喷煤粉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统。
1、阀座带有磨损自动补偿装置，有效确保阀门的密封性能。
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。
3、阀门结构紧凑、启闭灵活、安装维修方便。
Construction Features
The Air operated ball valve series are designed for controllingthe powders containing dusts or solid bodies, especially for thosefields or systems as coal-powder injection in high-furnace, airflowlines, lance lines, etc.
1.Wear-auto-compensation equipment is applied with the valveseat to effectively ensure the sealing performance of the valve.
2.The seal ring made from exotic materials features such spe-c ialties as high-temperature resistance,abrasion-resistance, longservice-life, etc.
3.The valve bears those characteristics like compact structure,flexible on-off, and convenient method for installation and mainte-nance.
主要零件材质 Main Parts and Materials
零件名称 Accessory name 材质 Materials
阀体、阀盖 Body,bonnet WCB
球体、阀座 Globe Body,seat 1Cr18Ni9Ti+硬铬
ICr18Ni9Ti+Hard chrome
阀杆 Stem 2Cr13
密封圈 Sealing ring 特种耐磨耐高温四氟
Special wearing-resisting and high-
temperature resistance tetraf luorine
螺栓 Bolt 中碳钢 Medium Carbon sl
主要外型及连接尺寸表Form of Main Types and Connecting Dimension
公称压力 Nominal pressure 1.6Mpa
壳体试验压力 Shell Test Pressure 2.4Mpa
高压液密封 High-Pressure Liquid Sealing 1.76Mpa
低压气密封 Low-Pressure Hermetic Sealing 0.6Mpa
适用温度 Applicable Temperature -28~300℃
适用介质 Applicable Mediums 含尘气体、煤粉等
Dusty gases,Powder coal,etc.
结构长度按 Structural length follows GB1221-89
法兰尺寸按 Flange Dimension follows GB9113、JB79-59
检验试验按 Test and Inspection follows JB/T9092-99
驱动方式 Driving manner 手动、气动
Manual/Pneumatic
公称压力 PN（MPa）
Nominal pressure 公称通径 DN（mm）
Nominal diameter 尺寸 Dimension（mm）
L W H
手动 Manual 气动
Pneumatic 手动
Manual 气动
Pneumatic
1.6
25 180 140 235 90 298
32 200 155 235 107 304
40 220 250 330 127 370
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达式》
Please refer to the sample book of Form of Main Types and Connecting Dimension for other connection dimensions
气动喷煤粉球阀Q647MF-16C/Q647MF-25