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Hebei Lufeng Piping Equipment Co., Ltd.

  • China ,Hebei
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China Multistage Minimum Flow Control Valve
China Multistage Minimum Flow Control Valve

  1. China Multistage Minimum Flow Control Valve

Multistage Minimum Flow Control Valve

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  1. Product Details
  2. Company Details

Product Specification

Product Description

INTRODUCTION

ZHD multistage minimum flow control valve cage control valve used multilevel cage symmetric sleeve control valve. It complete control medium velocitywithin valve, and greatly reduced noise made by high pressure gas or steam within valve, stabile multistage pressure reducing effective prevent liquid cavitation, so it’s the stable control valve used in high-pressure medium performance,customers can also select multi-spring diaphragm mechanism or pneumatic actuators, etc.

TEHNICAL PARAMETERS AND TECHNICAL PERFORMANCE

  • Body type: Direct casting ball-type valve
  • Nominal diameter:DN20, 25, 32, 40, 50, 65, 80, 100, 200
  • Nominal pressure:PN 1.6, 2.5, 4.0, 6.4, 10.0, 16,25Mpa CLASS 150, 300, 600, 900,1500Lb
  • Connection flange: FF, RF, RTJ, etc, welding: SW, BW
  • Flange distance: according to IEC534
  • Bonnet type: stdanrd type, lengthened (heat dissipation, low temperature, bellows sealing).
  • Packing: V type PTFE, flexible graphite, etc.
  • Sealing gasket: Metal with graphite gaskets
  • Actuator: Pneumatic, multi-spring actuator.
  • Electric: 3810L series, PSL series.
  • Valve disc type: multistage cage sleeve type.
  • Flow characteristics: equal percentage, linear.
  • Disc material: standard material composition and applicable temperature, pressure range, please refer to appendix.

CUSTOMERIZED SELECTION

Body Type Direct Bonnet Model Standard,lengthened
Material WCB, WC9, 304, 316,etc. Mterial WCB, WC9, 304, 316,etc.
Disc Characteristic Linear, equal percentage, quick opening Packing V type PTFEFlexible graphite,bellow sealing
Material 304, 304+STL/PTFE, 316, 316+STL/PTFE
Actuator Pneumatic:See appendix6
Electric: See appendix6
Positioner Electric valve positioner, intelligent digital positioner
Accessories Solenoid valve, valve position feedback device, hand operate mechanism,lock-up valve,air filter pressure relief device etc.

MODEL SELECTION

Z R:3810L series H:Linear actuator D: multistage cage sleeve type -16:PN1.6Mpa C:Carbon steel   DN 20Size:20mm
P: PSL series P: Chromium-Nickel- titanium Steel  
J:Pneumatic diaphragm -150LB:CL 150LB I: Chromium-molybdenum steel -B:Air to close IN 1〞Size: 1〞

H:Linear cylinder

V: Chrominm-molybdenum-vanadium steel -K:Ai r to open

BODY IS CAST STEEL

1 Seat 25 LF2 F22
2 Nut 25 35 25Cr2Mo1VA
3 Stud 35 40MnB 25Cr2Mo1VA
4 Gasket 316+graphite/PTFE
5 Body 25 LF2 F22
6 Seat 304 304 304
7 Stem 304 304 304
8 Stud 35 40MnB 25Cr2Mo1VA
9 Nut 25 35 25Cr2Mo1VA
10 Gasket 316+graphite/PTFE
11 Packing gasket 304 304 304
12 Stuffing PTFE/Flexible graphite
13 Bonnet 25 LF2 F22
14 Pressing sleeve 304 304 304
15 Gland 25 LF2 F22
16 Nut 35 40MnB 25Cr2Mo1VA
17 Stud 25 35 25Cr2Mo1VA

APPENDIX3: BODY MATERIAL IS STAINLESS STEEL

1 Sest CF8 CF8M CF3M
2 Nut 304 316 316L
3 Stud 304 316 316L
4 Gasket 316+graphite/PTFE
5 Body CF8 CF8M CF3M
6 Seat 304 316 316L
7 Setm 304 316 316L
8 Stud 304 316 316L
9 Nut 304 316 316L
10 Gasket 316+Graphite/PTFE
11 Stuffing gasket 304 316 316L
12 Stuffing PTFE/Flexible graphite
13 Bonnet CF8 CF8M CF3M
14 Pressing sleeve 304 316 316L
15 Gland CF8 CF8M CF3M
16 Stud 304 316 316L
17 Nut 304 316 316L

※ NOTE

  • The above is standard configuration structure, valve seat is metal to metal, and we can still provide strengthed trim with stellite alloy coating. For specific applicable temperature, we have more reasonable bolts, nuts for choose.
  • PTFE v-shaped ring stem packing is standard configuration and can also choose flexible graphite.
  • Standard body material is carbon steel and stainless steel, and we can still provide various high corrosive-resistance alloy materials.

CONTROL VALVE STRUCTURAL SIZE

Valve size L Pneumatic Electric
inch mm PN100-320 PN 420 H1 mm H2 mm A mm H1 mm H2 mm A mm
1” 25 279 318 140 690 360 140 1005 270
11/2” 40 330 359 153 770 360 153 1025 270
2” 50 375 400 153 770 360 153 1025 270
3” 80 460 498 170 900 470 170 1095 310
4” 100 530 575 190 932 470 190 1120 310
6” 150 768 819 223 950 560 223 1170 350
8” 200 832 1029 265 990 560 265 1220 350
Since product and technical innovation or some special requirements, connection size of various valves may change, please contact with Datian valve Technical Department to get the latest product information. We can also produce according to your required size.

 

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter,Trading Company

  • Year Established:

    2008

  • Total Annual:

    $1,000,000-$5,000,000

  • Employee Number:

    50~100

  • Ecer Certification:

    Verified Supplier

Hebei Lufeng Piping Equipment Co., Ltd. is ISO 9001 certified exporter & supplier of steel piping materials. We are committed to provide customers quality products with competitive prices and efficiency service.   Established in 2008, our experienced and friendly staffs are dedic... Hebei Lufeng Piping Equipment Co., Ltd. is ISO 9001 certified exporter & supplier of steel piping materials. We are committed to provide customers quality products with competitive prices and efficiency service.   Established in 2008, our experienced and friendly staffs are dedic...

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  • Hebei Lufeng Piping Equipment Co., Ltd.
  • Wuliyao Industrial Zone, Yanshan County, Hebei Province, China
  • https://www.lfpipeline.com/

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