aequal percentage discharge characteristic Leakage class:IV class. Valve seat material:316L, valve core material:316L,stuffy stuffing material:flexible graphite, valve cover material:WCB, valve core sealing: imported rubber ring with companion flange connection 相等的百分比放电特性漏出类:IV类。 阀门座材...
... a control valve in closed circuits Technical Specifications Stroke 20 mm Leakage rate Class IV (0…0.01% of volumetric flow) Volumetric flow Vmin 5.7 m³/h Valve characteristic Linear Rangeability 1:100 Material, ... Compare this product See the other productsSiemens Building Technology ...
Control Valve Seat Leakage Classifications (分类控制阀座泄漏).pdf,Control Valve Seat Leakage Classifications (ANSI/FCI 70-2-1991) Leakage Max Allowable Test Medium Test Pressures Testing Procedure Required Class Leakage I No test required II 0.5% of r
ANSI/FCI 70-2-2006 standard establishes a series of seat leakage classes for control valves and defines the test procedures. Leakage Classes Maximum Seat leakage Test Procedure Class I - None Class II 0.5% of rated valve capacity Type A Class III 0.1% of rated valve capacity Type A Class...
Standard Type, Regulating Cutting Type, Bellow Sea Category Control Valve Leakage Standard Class IV or Class VI Flow Characteristic Linear or Equal Percentage Actuator Pneunamic Connecting Type Flange Medium Temperature - 20 Deg C to 560 Deg C Usage Flow Control Size Dn15-Dn300 ...
Leakage rates of 0.0001% Kv and ANSI Class IV are possible. The port slots are generally narrow in comparison with the pipe bore. The moving plate travel from “open” to “closed” is very short, resulting in very fast response times. A very short stroke permits the use of metal ...
Nitrogen Seale Valve 4-20mA Leakage Prevention Oxygen-Sensitive Chemicals Storage Tanks Motorized & Pneumatic Regulating Valves No reviews yet Jiangsu Huagong Automatic Control Valve Co., Ltd.Custom manufacturer3 yrsCN Previous slideNext slide Previous slideNext slideOther recommendations for your business...
outside diameter is recessed within gasket sealing surface to prevent external leakage. Heavy duty handle and 10-position notch plates allow for positioning the valve disc to precise angle stops. Send your message to this supplier *From: *To: *Message: Enter between 20 to 4,...
Leakage class ANSI VI Driving choice Manual, Pneumatic, ElectricProducts ShowAbout us RODEO VALVE Ltd. is belongings to RODEO Group, established in 2001, located in Shanghai, is a dependable manufacture of valves and actuators with high, middle, low pressure specialized in research, development, ...
Seat Leakage Metal seat:ANSI Class IV(Cv×0.01%).Soft seat:ANSI Class VI Rangeability 100:1 Flow Characteristics Approximate Linear Product Advantage 1、Material subdivision of the valve seat, suitable for different occasions, classified as soft sealing (reinforced PTFE) and hard seal (stainless...