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Stainless Steel Cryogenic Gate Valve
  • Stainless Steel Cryogenic Gate ValveStainless Steel Cryogenic Gate Valve

Stainless Steel Cryogenic Gate Valve

JQF Valve is a valve manufacturer with over 20 years in China, primarily producing ball valves, gate valves, globe valves, butterfly valves, and solenoid valves. Our high-quality stainless steel cryogenic gate valve is specifically designed for extreme operating conditions with media temperatures below -46°C. It is suitable for cryogenic media such as methane, liquefied natural gas, hexene, carbon dioxide, liquid ammonia, liquid oxygen, liquid nitrogen, and liquid hydrogen.
JQF Valve as a professional manufacturer, is dedicated to providing you with durable stainless steel cryogenic gate valves. These are not just simple cryogenic valves, but specialized equipment with special material selection, structural design, and manufacturing processes. They are widely used in the storage, transportation, and handling systems of cryogenic media such as liquefied natural gas, liquid nitrogen, liquid argon, and liquid carbon dioxide, ensuring reliable opening and closing and tight sealing under cryogenic conditions.

Performance Parameters

model DZ40Y-16 DZ40Y-25
Work pressure(MPa) 1.6 2.5
proper temperature(℃) LC3≥-101,LCB≥-46,LCC≥-46,1Cr18Ni9Ti≥-196
material filler Baptist tetrafluoroethylene asbestos rope
Handwheel QT450-10
Stem nut ZCuA110Fe3
Valve stem 1Cr18Ni9Ti
Gasket Low temperature asbestos

Features

1. Cavity Pressure Neutralization: The engineered pressure balancing orifice integrated into the valve inlet face of the stainless steel cryogenic gate valve actively neutralizes pressure differentials, preventing harmful media from accumulating within the valve cavity.
2. Thermodynamically Optimized Cover: The cover height is dynamically calculated based on the operating temperature profile to maintain the compressive integrity of the stem packing throughout the temperature cycle.
3. Tribological Material Calibration: Precise specifications of the packing ring and gasket materials ensure chemical stability over the specified operating temperature range.
4. Metallurgical Performance Guarantee: The chemical composition and crystal structure of the components are rigorously validated to ensure impact toughness and ductility across a wide temperature range.
5. Universal Interface Architecture: A variety of standard flange configurations and sealing morphology options for the stainless steel cryogenic gate valve meet global piping integration requirements.

The main shape and connection dimensions

Nominal diameter The main dimensions and connection dimensions
L D D1 D2 b Z-d H D0
Z40Y-16L
20 150 105 75 55 14-2 4-Φ14 320 140
25 160 115 85 65 14-2 4-Φ14 350 160
32 180 135 100 78 16-2 4-Φ18 385 180
40 200 145 110 85 16-3 4-Φ18 420 200
50 250 160 125 100 16-3 4-Φ18 540 240
65 265 180 145 120 18-3 4-Φ18 610 240
80 280 195 160 135 20-3 8-Φ18 690 280
100 300 215 180 155 20-3 8-Φ18 780 300
125 325 245 210 185 22-3 8-Φ18 930 320
150 350 280 240 210 24-3 8-Φ23 980 360
200 400 335 295 265 26-3 12-Φ23 1180 400
250 450 405 355 320 30-3 12-Φ25 1390 450
300 500 460 410 375 30-3 12-Φ25 1620 580
350 550 520 470 435 34-4 16-Φ25 1810 640
400 600 580 525 485 36-4 16-Φ30 1970 640
Z40Y-25
20 150 105 75 55 16-2 4-Φ14 320 140
25 160 115 85 65 16-2 4-Φ14 350 160
32 180 135 100 78 18-2 4-Φ18 385 180
40 200 145 110 85 18-3 4-Φ18 420 200
50 250 160 125 100 20-3 4-Φ18 540 240
65 265 180 145 120 22-3 8-Φ18 610 240
80 280 195 160 135 22-3 8-Φ18 690 280
100 300 230 190 160 24-3 8-Φ23 780 300
125 325 270 220 188 28-3 8-Φ25 930 320
150 350 300 250 218 30-3 8-Φ25 980 360
200 400 360 310 278 34-3 12-Φ25 1180 400
250 450 425 370 332 36-3 12-Φ30 1390 450
300 500 485 430 390 40-4 16-Φ30 1620 580
350 550 550 490 448 44-4 16-Φ34 1810 640
400 600 610 550 505 48-4 16-Φ34 1970 640

Structure picture

All text, data and pictures in this article are for reference only. If you need to see more product performance, structure size, price and other details. Please contact us.

Hot Tags: Stainless Steel Cryogenic Gate Valve, China, Customized, Quality, Durable, Advanced, Manufacturer, Supplier, Factory, in Stock
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Contact Info
  • Address

    No.1, North 1st Road, Stainless Steel New Town, Lecong Steel World West Road, Shunde District, Foshan City, Guangdong Province, China

For inquiries about gate valves, globe valves and check valves or price list, please leave your email to us and we will be in touch within 24 hours.

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