活塞式流量调节阀

产品概况

产品型号:LHS941X

公称通径:DN400~2000mm

公称压力:PN0.25~1.6MPa

适用介质:水、热水等 

适用温度:≤100℃ 

法兰连接尺寸:GB4216.2~4216.5、GB/T17241.6 

压力试验: GB/T13927 


产品详情

产品概述

活塞式流量调节阀是本公司技术人员在借鉴德国、日本先进经验,总结国内设计制造及实用经验的基础上,根据流体力学特性而开发出来的调速调压型阀门。已经在电站、引水、供水等领域得到了广泛的应用。经过改进的本系列流量调节阀不但适用于清水,对于天然江河湖泊水、轻度污水具有良好的耐受能力。从设计结构和材料选用上解决了多年来流量调节阀易结垢,卡阻,驱动装置偏大的难题。


主要性能规范

公称压力(MPa)公称通径(mm)试验压力(MPa) 适用介质 适用温度
壳体 密封
0.25 400~2000 0.375 0.275 水、热水等≤100℃
0.6 200~1600 0.9 0.66
1 200~1600 1.5 1.1
1.6 200~1200 2.4 1.76


产品执行标准

压力试验

法兰连接尺寸

GB/T13927

GB4216.2~4216.5、GB/T17241.6


主要零件材料

材料

零件名称

HT200、HT250、QT450-10

阀体、端盖、连杆架、法兰管、曲柄

2Cr13、1Cr18Ni9Ti

阀杆、销轴、活塞

1Cr18Ni9Ti

阀体密封圈

NBR

活塞密封圈

QT450-10

连杆

ZCuAI10Fe3、ZCuZn38Mn2Pb2

轴承

NBR

填料


主要连接尺寸

PNDNLL1L2HH1DoAB
0.25400800715308980335250345390
4509007493471100400250410440
50010007923831180450300460500
6001200 8474581250500300510600
7001400 9205281390600300580700
800 16009805991530700360680800
900180010306741650800360790900
10002000110574418009004008601000
1200 24001375852201010004009501130
1400 2800138010312230125040012501380
1600 3200149011832480145040015001600
18003600178013252720165040017501750
20004000191014762930185040020001950
0.6200400600162820175200150180
250500625198830185200200240
300600650233880235200250280
350700690273930285250300330
400800715308980335250345390
4509007493471100400300410440
50010007923831180450300460500
60012008474581250500300510600
70014009205281390600360580700
80016009805991530700360680800
900180010306741650800400790900
10002000110574418009004008601000
120024001250890201010504009501200
14002800138010312230125040012501400
16003200149011832480145040015001600
1.0200400600162820175200150200
250500625198830185200200250
300600650233880235250250300
350700690273930285250300350
400800715308980335300345400
4509007493471100400300410450
50010007923831180450300460500
60012008474581250500360510600
70014009205281390600360580700
80016009805991530700400680800
900180010306741650800400790900
10002000110574418009004008601000
120024001250890201010504009501200
14002800138010312230125040012501400
16003200149011832480145040015001600
1.6200400625162820175250150200
250500650198880185250200250
300600690233930235300250300
350700715273980285300300350
4008007493081100335300345400
4509007923471180400360410450
5001000847383 1250450360460500
60012009204581390500400510600
70014009805281530600400580700
800160010305991650700400680800
900180011056741800800400790900
10002000125074420109004008601000
120024001380890221010504009501200




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