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Low temperature stop valve

Products > Globe valve > Low temperature stop valve

Low temperature stop valve

Model: DJ41Y
Nominal diameter: DN50 ~ 300mm
Nominal: PN1.6 ~ 4.0MPa
Temperature: -196 ~ -46 ℃
Medium: Propane / propene, methanol, ethane, gas / liquid ammonia
Main material: 1Cr17Ni12, 1Cr18Ni9Ti
Design and Build: JB / T7749
Construction Length: GB12221
Flange Size: JB79
Pressure - Temperature: GB9131
Test and Inspection: JB / T9092
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DJ41Y cryogenic stop valve Overview:

DJ41Y cryogenic shut-off valve for low temperature liquid storage and transportation equipment management system, with a switch flexible, reliable sealing characteristics can also be used for other low temperature and cryogenic medium management system. 
 
DJ41Y cryogenic shut-off valve pressure test:

Nominal pressure

1.6

2.5

4.0

Strength test

2.4

3.8

6.0

Water seal test

1.8

2.8

4.4

Seal test

1.8

2.8

4.4

Gas seal test

0.4-0.7

 

DJ41Y cryogenic valve parts material:

Body cover

Valve stem

Sealing surface

Gasket

material

Operating temperature ℃

Suitable media

LCB

1Cr17Ni12

DTL / DTL

1Cr13 / flexible graphite
low temperature asbestos

PTFE 
impregnated 
asbestos rope PTFE 
flexible graphite

-46

Propane / Propylene 
Methanol, Ethane 
Gas / Liquid Ammonia

LC1

-60

LC2

-73

LC3

1Cr18Ni9Ti

-101

LC4

-115

LC8

-196


DJ41Y low temperature globe valve main dimensions and connection dimensions (mm):

DNLDD1D2bz-φdD0-46 ° C-101 ° C-196 ° C(Kg)
DJ41Y-16C / P / R DJ641Y-16C / P / R DJ9B41Y-16C / P / R
50230160125100164-φ1824046048052015
65290180145120184-φ1828047550552523
80310195160135208-φ1828052055059028
100350215180155208-φ1832054557561532
125400245210185228-φ1836059062066088
150480280240210248-φ1840065068073098
2006003352952652612-φ23400850880930155
2507304053553203012-φ254509569861036425
3008504604103753012-φ25500109511251175641
DJ41Y-25C / P / R DJ641Y-25C / P / R DJ9B41Y-25C / P / R
50230160125100204-φ1824046048052016
65290180145120228-φ1828047550552523
80310195160135228-φ1828052055059029
100350230190160248-φ2332054557561532
125400270220188288-φ2536059062066090
150480300250218308-φ2540065068073098
2006003603102783412-φ25400850880930159
2507304253703323612-φ304509569861036436
3008504854303904016-φ30500109511251175657
DJ41Y-40C / P / R DJ641Y-40C / P / R DJ9B41Y-40C / P / R
50230160125100882024048350454616
652901801451201102228049953055124
80310195160135212228054657862030
1003502301901601502432057260464633
1254002702201881762836062065169393
15048030025021820430400683741767100
20060036032028226038400893924977163
25073042538534531342450100410351088447
30085048545040836446500115011811234673