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هوائي النمط الإيطالي الكرة صمام

Top-guide-single-seated-control-valve

هوائي النمط الإيطالي الكرة صمام

Body type: Straight-through S-type cast valve
Plug type: Balance cage single-seat plunger valve core
Nominal diameter: DN15~300mm; NPS 1/2″~12″
Nominal pressure: PN1.6~6.4MPa;Class 150~300LB
Applicable temperature: -196℃~550℃ (Optional according to working conditions)
Type of connection: Flange, welding, thread (applicable within 1″)
Flange distance: According to IEC 60534
Gland type: Bolt compression type
Sealing gasket: Metal graphite spiral wound gasket
Packing: PTFE, flexible graphite
Actuator: Pneumatic actuator, electric actuator

نظرة عامة على المنتج

TangoValve Group produces a series of double-sealed sleeve control valve,for which sleeve-guided and pressure-balanced plugs are adopted. Top-guide sleeve control valve is a double-sealed sleeve structure, which is mainly used in occasions with low leakage requirements. Because both sealing surfaces of the double seal structure are metal seals, the temperature range for use is wider.

 

Model Preparation

ZActuator
Z Series Control ValveJ: Pneumatic diaphragm actuator
H: Pneumatic piston actuator
R: Electric 3810L actuator
D: Electric PSL actuator
HStructural Style
H Straight StrokeM: Standard sleeve control valve
MF: Soft seal sleeve control valve
ML: Single-stage cage type control valve
MG: Sleeve control valve with heat dissipation
MV: Bellows type sleeve control valve

 

مواصفات المنتج

Top-guide-single-seated-control-valve-structure

Top-Guide Single-Seated Control Valve seat adopts pressure cage structure, which has the characteristics ofstrong reliability and convenient replacement and maintenance in the later stage.and solves the problem that the traditional structure without valve seat cannot bereplaced due to leakage. The service life can be extended. With fow opening design.the medium tends to the direction of valve opening, with good controllability ofsmall opening and small fow characteristic distortion. According to the workingconditions, electric or pneumatic actuators can be selected for control.

 

Flow Characteristic Curve

Flow-Characteristic-Curve

 

Structure and Materials of Top-Guide Single-Seated Control Valve

Carbon steel for body material*

No.ComponentMaterial 
1BodyWCBLCBWC9
2Gasket316 + Graphite/FTFE316 + Graphite/FTFE316 + Graphite/FTFE
3Seat304304304
4Plug304304304
5Copper bushCu/316LCu/316LCu/316L
6Guide sleeve304304304
7Gasket316 + Graphite/FTFE316 + Graphite/FTFE316 + Graphite/FTFE
8BonnetWCBLCBWC9
9Nut304304304
10Double-screw bolt304304304
11Stem304304304
12PackingPTFE/Flexible graphitePTFE/Flexible graphitePTFE/Flexible graphite
13Lock nut304304304
14Pressing sleeve304304304
15Plate304304304

 

Body Materialls Stainless Steel*

No.ComponentMaterial
1BodyCF8CF8MCF3M
2Gasket316 + Graphite/FTFE316 + Graphite/FTFE316 + Graphite/FTFE
3Seat304316316L
4Plug304316316L
5Copper bushCu/316LCu/316LCu/316L
6Guide sleeve304316316L
7Gasket316 + Graphite/FTFE316 + Graphite/FTFE316 + Graphite/FTFE
8BonnetCF8CF8MCF3M
9Nut304316316L
10Double-screw bolt304316316L
11Stem304316316L
12PackingPTFE/Flexible graphitePTFE/Flexible graphitePTFE/Flexible graphite
13Lock nut304316316L
14Pressing ring304316316L
15Plate304316316L

Note: 1. The above is of standard confguration structure; The valve seat is metal seal, and the valve seat is soft seal, grade Vl optional. lt canprovide valve trim of spray welding cemented carbide.2.The conventional materialis carbon steel and stainless stee., and the special materiaregulating valve products can be customized according to the user’s work conditions.

 

Can be Applied to Different Conditions of the Structure

Control-Valve-Different-Conditions-of-the-Structure

 

معلمات المواصفات

Specifcation Parameter

Inside Diameter(mm/in)20 (3/4″)25 (1″)32 (1-1/4″)40 (1-1/2″)50 (2″)65 (2-1/2″)80 (3″)100 (4″)125 (5″)150 (6″)200 (8″)250 (10″)300 (12″)
Flow Coefficient (KV)  Straight Line6.91117.627.5446911017627544069011001760
Percent (%)6.3101625406310016025040063010001600
Pneumatic ActuatorHA/B-22HA/B-23HA/B-34HA/B-45HA/B-56
Area350 cm²350 cm²560 cm²900 cm²900 cm²
Mode of actionSpring RangeMetal seal allows differential pressure(MPa)
Gas Opening20–100 KPa1.160.70.440.280.180.170.110.070.070.050.030.020.01
40–200 KPa3.342.141.310.840.530.510.330.210.210.150.090.060.04
80–240 KPa6.44.993.051.951.251.180.780.50.50.360.210.150.08
Gas Off20–100 KPa2.232.140.870.560.360.340.220.140.140.10.060.030.02
40–200 KPa6.46.45.863.642.32.211.430.910.910.660.370.250.2
80–240 KPa6.46.46.45.043.183.061.981.261.260.920.520.470.35
Electric ActuatorMetal seal allows differential pressure(MPa)
Thrust(N)8002.38
20004.773.051.861.190.76
30002.791.791.14
50004.662.981.911.130.60.47
65001.350.80.570.390.260.16
100000.610.420.20.15
160000.970.670.350.120.09

 

Actuator parameters

ModelPneumatic film actuatorElectronic electric actuator
FormZH22~ZH563810L, RSL
TypeMulti springIntelligent integrated type
PurposeAdjustment, switchRegulating
DriveAir pressure (spring range):
140 (20~100) KPa G
240 (40~200) KPa G
280 (80~240) KPa G
Power supply:
AC 220 V ±10% 50Hz
AC 380 V ±10% 50Hz
JointRc 1/4Common type: 2–PF(G1/2”)
Flameproof type: 2–PF(G3/4”)
Positive ActionAir pressure increases to push the valve to closeControl signal increases to push the valve to close
ReactionAir pressure increases to push the valve openControl signal increases to push the valve open
Control Signal4~20mA.DC (With positioner)Input output 4~20mA.DC
Lag≤1% FS (With positioner)≤0.8% FS
Linearity2% FS (With positioner)≤±1% FS
Ambient Temperature-10°C ~ +70°C
Surface CoatingBlack phosphating treatment
Actuator: Acrylic polyurethane paint
Optional AccessoriesOptional accessories, Hand wheel, Magnetic valve, Travel switch, Lock up valveHeater

 

Main Performance Parameters

Flow CharacteristicsEqual percentage, Straight line
Adjustable Range50:01:00
Rated Cv ValueEqual percentage: 10~1400
Straight line: 11~1500
Allowable LeakageHard seal: Level-IV (0.01% rated flow of valve)
Soft seal: Level-V
Drive ModePneumaticElectric
Intrinsic Error (%)±1.0±1.0
Return Difference (%)≤1.0≤1.0
Dead Zone (%)≤0.6≤1.0
Constant Point Deviation (%)±2.5±2.5
Rated Stroke Deviation (%)≤2.5≤2.5

 

TOP-GUIDE SINGLE-SEATED-Pneumatic-CONTROL-VALVE-Diagram

Connection Dimension of Pneumatic Control Valve

DN (In)20 (3/4″)25 (1″)32 (1-1/4″)40 (1-1/2″)50 (2″)65 (2-1/2″)80 (3″)100 (4″)125 (5″)150 (6″)200 (8″)250 (10″)300 (12″)
L
PN16/25181184200222254276298352410451600650700
PN40181184200222254276298352410451600670770
PN64210210210251286311337394440508650690800
H
PN16/2552.557.5757585.592.5100110142.5158170195230
PN4052.557.5757582.592.5100117.5150167.5187.5205245
PN646540858590102.5107.5125172.5195207.5230260
H1132132158170179214221234270294331390450
H2285285285285285360360360470470470580580
H3208208224228228334334342408453482520550
H4153153153153153181181181247247247//
H5336338402405405627628635698702728755790
H6700( According to the actualtemperature)
H78888888888959595110110140140140
D310310355390430465520585660770890950
A200200200200200240240240350350350450450
C282282282282282360360360470470470650650
FlangeExecutable: GB、HG、JB、DIN、JIS、ANSl Corresponding standard

 

TOP-GUIDE SINGLE-SEATED-Electric-CONTROL-VALVE-Diagram

Connection Dimension of Electric Control Valve

DN (In)20 (3/4″)25 (1″)32 (1-1/4″)40 (1-1/2″)50 (2″)65 (2-1/2″)80 (3″)100 (4″)125 (5″)150 (6″)200 (8″)250 (10″)300 (12″)
L
PN16/25181184200222254276298352410451600640880
PN40181184200222254276298352410451600640880
PN64210210210251286311337394440508650810950
H
PN16/2552.557.5757585.592.5100110142.5158170195230
PN4052.557.5757582.592.5100117.5150167.5187.5205245
PN646540858590102.5107.5125172.5195207.5230260
H1132132158170179214221234270294331390450
H2373373456456538538548548725725725795795
H3208208224228228334334342408453482520550
H490909090909090909090909090
H5336338402405405627628635698702728755790
H6700( According to the actualtemperature)
H7888888888895959595110110140140
D310310355355390430465520585660770890950
A225225225225255255255255255310310350350
FlangeExecutable: GB、HG、JB、DIN、JIS、ANSl Corresponding standard

Note: 1. The dimensions in the table are standard data without accessories. The dimensions of accessories are calculated according to the actualconhquration.2. Due to the technical innovation and improvement of the product, the size may change. Please contact the technical departmentof the Company for the latest information.

تطبيقات المواصفات

Chemical Processing: Regulates the flow of chemicals in reactors and pipelines.

Oil and Gas: Controls the movement of hydrocarbons in refining and distribution.

Water Treatment: Manages water flow in purification and distribution systems.

Power Generation: Adjusts steam flow in boilers and turbines.

Pharmaceuticals: Ensures precise dosing and mixing of ingredients.

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