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ZJSJ High Pressure Differential - High Performance Angle Regulating Valve

Product overview

Product model: ZJSJ
Nominal diameter: DN20~200mm
Nominal pressure: GB: 1.6~10.0MPa, ANSI: 150~600LB, JIS: 10~40K
Applicable temperature: -200℃-+560℃
Main material: WCB, LCB, WC9, CF8, CF8M, CF3M
Drive mode: pneumatic
Design standard: GB/T17213
Flange standard: GB/T9113, JB/T79, HG20594 and other standards
Inspection standard: GB/T4213
Connection type: flange (FF RF RTJ), welding (SW BW), thread (applicable to less than 1 ")

ZJSJ High Pressure Differential - High Performance Angle Regulating Valve product details

ZJSJ High Pressure Differential - High Performance Angle Regulating Valve overview

ZJSJ High Pressure Differential - High Performance Angle Regulating Valve produced and sold by Baigang valve group with the top of the guide structure, equipped with multi-spring pneumatic actuator. The utility model has the advantages of compact structure, light weight, sensitive action, streamlined fluid channels, small pressure drop loss, large valve capacity, accurate flow characteristics and convenient disassembly and assembly. Widely used in precise control of gas, liquid and other media, process parameters such as pressure, flow, temperature, liquid level at a given value. Especially suitable for small amount of leakage before the valve pressure difference is not large after the high viscosity, containing suspended solids and particulate matter regulation, to avoid coking, clogging, easy self-cleaning and cleaning occasions. This series of products are room temperature type, regulation cut off, bellows sealed, high temperature, thermal insulation jacket and other series. Nominal product pressure rating PN10, 16,25,64,100; body diameter range DN20-DN200. Leakage grade Ⅳ or Ⅵ level. Applicable fluid temperature from -200 ℃ - + 560 ℃ range of a variety of grades, the flow characteristics of linear or equal percentage. A variety of specifications to choose from. This series of control valve structure of new, fully functional, full range.


ZJSJ High Pressure Differential - High Performance Angle Regulating Valve material

Body made of carbon steel Body made of stainless steel
1 Body WCB LCB WC9 1 Body CF8 CF8M CF3M
2 Seat 304 304 304 2 Seat 304 316 316L
3 Spool 304 304 304 3 Spool 304 316 316L
4 Guide sleeve 304 304 304 4 Guide sleeve 304 316 316L
5 cap WCB LCB WC9 5 cap CF8 CF8M CF3M
6 Valve stem 304 304 304 6 Valve stem 304 316 316L
7 filler PTFE / flexible graphite 7 filler PTFE / flexible graphite
8 spring 65Mn 8 spring 65Mn
9 Nut 304 304 304 9 Nut 304 316 316L


ZJSJ High Pressure Differential - High Performance Angle Regulating Valve note

Note: Normal temperature type: room temperature type operating temperature -20 - +200 ℃, leak level is Ⅳ level. 
High-temperature bonnet additional heat sink can be used for medium temperature -60- +450 ℃ occasions. 
Bellows sealed type to move up and down the stem to form a complete seal, blocking fluid leakage. 
Low-temperature type with extended valve cover and insulation board structure can be -196 ℃ cryogenic occasions.


ZJSJ High Pressure Differential - High Performance Angle Regulating Valve main technical parameters

Nominal diameter DN (mm) 20 25 32 40 50 65 80 100 125 150 200
Rated flow 
    coefficient KV
straight line 6.9.6 11 17.6 27.5 44 69 100 176 275 440 690
Equal percentage 6.3 10 16 25 40 63 100 160 250 400 630
Actuator 
Model
Is the role ZHA-22 ZHA-23 ZHA-34 ZHA-45
reaction ZHB-22 ZHB-23 ZHB-34 ZHB-45
Rated stroke L (mm) 16 25 40 60
Diaphragm effective area Ae (cm2) 280 400 600 1000
Nominal pressure PN (MPa) 1.6 2.5 4.0 6.4 10.0
Inherent flow characteristics Straight line percentage
Inherent adjustable R 50: 1
Signal range Pr (KPa) 20-60, 20-100, 40-200, 60-100, 80-240
Air pressure Ps (MPa) 0.14, 0.25, 0.28, 0.40
Allow leakage Ⅵ level
Operating temperature Normal temperature type -20 to 200, -40 to 250, -60 to 250
Cooling type -40 ~ 450, -60 ~ 450
High temperature type 450 ~ 560
Low temperature type -60 ~ -100, -100 ~ -200, -200 ~ -250


ZJSJ High Pressure Differential - High Performance Angle Regulating Valve main performance parameters

Serial number project Standard control valve Cooling, low temperature control valve
Without locator With locator Without locator With locator
1 Basic error <(%) ± 5 ± 1 ± 15 ± 4
2 Back to the difference <(%) 3 1 10 3
3 Dead zone <(%) 3 0.4 8 1
4 Always point deviation <(%) Open air Start point ± 2.5 ± 1 ± 6 ± 2.5
end ± 5 ± 15
Qi off Start point ± 5 ± 15
end ± 2.5 ± 6
5 ± 2.5 +2.5 +6 +2.5


ZJSJ High Pressure Differential - High Performance Angle Regulating Valve dimensions

DN 20 25 32 40 50 65 80 100 125 150 200
L PN16 / 25 95 100 105 115 125 145 155 175 200 225 275
PN40 95 100 105 115 125 145 155 175 200 225 275
PN64,100 115 115 130 130 150 170 190 215 250 275 325
H 349 350 358 378 393 494 503 521 634 696 715
H1 444 445 458 478 492 594 628 646 759 846 915
H2 419 423 445 478 490 582 624 620 759 840 905
H3 180 180 180 180 180 236 236 236 310 310 310
A 282 282 282 282 282 360 360 360 470 470 470
C 220 220 220 220 220 270 270 270 320 320 320
L1 289 289 289 289 289 347 347 347 476 476 476
Pressure Level GB: 1.6, 2.5, 4.0, 6.4, 10.0 MPa ANSI: 150, 300, 600 LB JIS: 10, 20, 30, 40K
Execution agency ZHB-22 ZHB-23 ZHB-34 ZHB-45


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