| PSRQ641F型气动调节型球阀，是在引进*进技术的基础上进行更新设计，精心制造的产品。采用电磁换向或直接在汽缸内配置弹簧（单作用弹簧复位）及0.4~0.7Mpa气源即可控制阀门角度运转；以压缩空气为动力，实现阀杆带动阀芯在阀体内转动90℃，可以实现全开——全开的转角功能。该产品按其密封性能分为金属密封与软密封。具有结构紧凑、体积精小、运行可靠、密封性好、维修容易、安装方便、适应性强等特点。特别适合于介质是粘稠、含颗粒、纤维性质的场合。可广泛应用于石油，化工、教学设备、轻工、高压设备、制药、造纸等工业自动控制系统中，作远距离集中控制。 Pageno psrq641f type of the pneumatic the ball valve type of course, is to introduce overseas advanced technology based on design, manufacture new products. the inligent control and, with domestic and international name brand electrical the locator supporting, the input signal and 4 ~ 20madc 0.5 ~ 3 7mpa source control anger may, with pressure and flow, temperature, the man waiting for the parameters of adjustment. it is for motivation, to compress air valve stem the core of the body in the 90 O, Can implement the shut - （start- close） open for the regulation of function. the product by the sealing performance into the metal seals and soft sealing. a compact structure, safeand and reliable a small volume, sealed well, easy and convenient service installed, adaptable and other characteristics. particularly suitable for the media is 粘稠, particles, the nature of the occasion. but it is widely used in oil, chemicals, teaching equipment, light and power equipment and pharmaceutical industries, paper, automatic control system, a long distance centralized control 。 技术参数和性能 Technical parameter and performance 一、阀 体 Body 公称通径：15~300mm Nominal size: 15~300mm 公称压力：PN1.6，4.0，6.4Mpa ,10Mpa,16Mpa（需定制）,150Lb,300Lb,600Lb; Nominal pressure: PN1.6,4.0,6.4Mpa, 10Mpa, 16Mpa （must have custom-made）, 150Lb,300Lb,600Lb; 连接形式：法兰式按JB78-59 JB79-59； Connection form: Flange type according to JB78-59 JB79-59; 材 料：WCB， HT200 ZG251 ZG1Cr18Ni9Ti,ZG1Cr18Ni12mo2Ti, 衬四氟乙烯CF8，CF8m; Material: WCB, HT200 ZG251 ZG1Cr18Ni9Ti, ZG1Cr18Ni12mo2Ti, lining tetrafluoroethylene CF8, CF8m; 温度范围：常温-40℃~180℃，中温-40℃~350℃,高温-40OC-450OC； Temperature range: Normal temperature --40℃~180℃，warm temperature -40℃~350℃,high temperature -40OC-450OC； 填 料：V型聚四氟乙烯填料，柔性石墨。 Packing:V PTFE, Graphite 二、阀内组件 In valve module 1、阀芯型式：O型阀芯； Valve core pattern: O valve core; 2、流量特性：快开特性； Discharge characteristic: Opens the characteristic quickly; 3、阀芯材料：1cr18Ni9TI 0017Ni12Mo2Ti； Valve core material: 1cr18Ni9TI 0017Ni12Mo2Ti; 4、阀座材料：聚四氟乙烯（PTFE），特制F金属座； Valve seat material: Teflon （PTFE）, specially makes the F metal place; 5、可 调 比：350：1。 Adjustable ratio: 350:1. 三、执行机构 Implementing agency 1、气缸形式：单缸或双缸式（单作用或双作用）； Air cylinder form: Simplex either two-cylinder -like （list function or double-acting）; 2、气缸工作压力：0.4~0.7 Mpa； Air cylinder working pressure: 0.4~0.7 Mpa; 3、气缸开关时间: 双作用式1~5秒； Air cylinder switching time: Double-acting type 1~5 seconds; 4、气缸空气耗量: 1~131L； Air cylinder air consumption quantity: 1~131L; 5、电磁阀电源: 220VAC，24VAC，24VDC。 Solenoid valve power source: 220VAC,24VAC,24VDC. 四、流量特性KV值 Discharge characteristic KV value 公称通径 Nominal size（DN） | 不同开度角下的KV值Under different opening angle KV value | | 10° | 20° | 30° | 40° | 50° | 60° | 70° | 80° | 90° | | 50 | 2 | 4 | 9 | 17 | 32 | 60 | 97 | 151 | 215 | | 80 | 6 | 11 | 22 | 44 | 83 | 155 | 250 | 389 | 550 | | 100 | 9 | 18 | 35 | 71 | 133 | 248 | 398 | 620 | 890 | | 150 | 20 | 40 | 80 | 160 | 300 | 560 | 900 | 1400 | 2000 | | 200 | 36 | 72 | 143 | 286 | 737 | 1002 | 1611 | 2506 | 3580 | | 250 | 57 | 113 | 226 | 453 | 848 | 1582 | 2543 | 3955 | 5650 | | 300 | 81 | 163 | 325 | 651 | 1220 | 2278 | 3660 | 5695 | 8100 | 五、性能规格表 Performance specification table 动作范围 Working range | 0-90℃ | 允许压差 Permission differential pressure△P | 小于公称压力 smaller than the nominal pressure（1.6 Mpa） | 泄漏量leakage Q | 按API598标准测试 无泄漏 according to the API598 standard test Does not have divulging | 基本误差 Basic error | 2% 带定位器Localizer | 回差 Returns difference | 2% 带定位器Localizer | 死区 Dead area | 0.6% 带定位器Localizer | 六、法兰式气动球阀安装尺寸 |
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