进口气动法兰截止阀 活塞式 薄膜式 气控快速切断阀 美国RETZ瑞茨

　　品牌：RETZ/我们一直致力于流体控制和测控领域的持续创新，始于2005……气动法兰截止阀是气动单元组合仪表中的执行单元。具有结构简单、操作力大、体形小、重量轻、流阻小、容量大、密封性能好、维修方便等优点。而广泛应用于石油、化工、冶金、电力、轻纺等生产过程中的自动化控制系统中 retz The pneumaticflange globe valve is an executing unit in the pneumatic unit combinationinstrument. It has the advantages of simple structure, large operating force,small size, light weight, small flow resistance, large capacity, good sealingperformance, and convenient maintenance. Widely used in automation controlsystems in production processes such as petroleum, chemical, metallurgical,electric power, and light textile industries

　　进口气动法兰截止阀应用 Application of Pneumatic FlangeStop Valve

　　气动法兰截止阀的执行器有薄膜式和活塞式，具有低流阻、双重密封结构的切断阀组成。本产品性能优良、规格齐全，还有形体小重量轻等优点，它能满足化工、石油、冶金和其它工业部门生产过程中自动快速排放和紧急切断的操作要求，适用于生产过程和设备的安全保护系统，也适用于一般的两位控制和开关操作场合 RETZ The actuators ofthe pneumatic flange stop valve are diaphragm type and piston type, and thevalve is composed of low flow resistance and double sealing structure. Thisproduct has the advantages of excellent performance, complete specifications,small size and light weight. It can meet the operation requirements ofautomatic fast discharge and emergency cut-off in the production process ofchemical, petroleum, metallurgy and other industrial departments. It issuitable for the safety protection system of production process and equipment,and also for the general two position control and switch operation occasions

　　进口气动法兰截止阀特点 Features of pneumatic flangestop valve

　　执行机构动作速度快、推力大、有自复位功能、带手操机构 The actuator has fastaction speed, large thrust, self reset function and manual operation mechanism

　　阀体流路通畅、流量系数大、阀芯阀座有弹性和刚性串级双重密封 The flow path of thevalve body is smooth, the flow coefficient is large, and the valve core andvalve seat are elastically and rigidly sealed in series

　　独特的结构快速动作、严密切断、安全可靠的高性能切断 Unique structure,fast action, tight cutoff, safe and reliable high-performance cutoff

　　参数 Piston type parameters

　　公称压力 MPa：1.6-6.4

　　公称通径 mm：15-200

　　气缸有效面积 cm2：180-1400

　　泄漏量：硬密封∶1×10ˉ7阀额定容量、软密封;VI级（GB/T4213）

　　额定行程mm：10-60

　　工作温度℃：-40~+250，-40~+450（硬密封），-40~+180（软密封）

　　阀体、阀盖：WCB/304不锈钢

　　阀芯、阀座：1Cr18Ni9，OCr18Ni12Mo2Ti，密封面堆焊史太立合金

　　阀座圈：0Cr18Ni12Mo2Ti

　　填料：柔性石墨