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Globe Valve > Products >Liquefied Gas Globe Valve

Liquefied Gas Globe Valve

Manufacturer: Shanghai Fengqi Industry Development Co., Ltd.
Eml: sales@fengqi.sh.cn

Tel: 0086 (021) 3652 8716
Mob: (0086) 138 1635 6498

product drawing

Liquefied gas globe valves
Liquefied gas globe valves

Structural features

The valve adopts PTFE and flexible graphite as sealing packing, and the initial seal is provided by the packing gland, when motive sealing leaks caused by abrasion, we can regulate with packing gland nut, it is applied to most high pressure non-corrosive fluid delivery situations

Main design parameters

design, manufacture:GB/T12235-89
flange connection:JB/T79-94、GB9113-2000
face to face dimensions:GB12221-89
nominal diameter:DN15~DN300mm
nominal pressure:PN1.6、2.5、4.0MP

Dimensions & constructral diagram

Liquefied gas globe valve constructral diagram
Liquefied gas globe valve constructral diagram

Main performance parameter

nominal pressure shell test sealing test upper sealing test applicable medium suitable temperature
J41N-16/25C 1.6 2.4 1.76 1.76 liquefied gas, natural gas,etc -40~+80°C
2.5 3.75 2.75 2.75
J41N-40 4.0 6.0 4.4 4.4

The materials of main parts

body, bonnet stem, disc sealing surface packing
WCB stainless steel ?stainless steel,nylon PTFE,NBR

Main external dimensions

 nominal diameter DN(mm) main external and connection dimensions (mm)
L D D1 D2 b f z-d H D0
J41N-16C          J41N-16P           J41N-16R            J41N-16R
10 130 90 60 40 14 2 4-14 198 120
15 130 95 65 45 14 2 4-14 200 120
20 150 105 75 55 14 2 4-14 243 140
25 160 115 85 65 14 2 4-14 253 160
32 180 135 100 78 15 2 4-18 280 180
40 200 145 110 85 16 3 4-18 312 200
50 230 160 125 100 16 3 4-18 321 240
65 290 180 145 120 18 3 4-18 325 280
80 310 195 160 135 20 3 8-18 355 280
100 350 215 180 155 20 3 8-18 415 320
125 400 245 210 185 22 3 8-18 460 360
150 480 280 240 210 24 3 8-23 510 400
200 600 335 295 265 26 3 12-23 710 400
250 650 405 355 320 30 3 12-23 786 450
300 750 460 410 375 30 3 12-23 925 500
nominal diameter DN(mm) J41N-25    J41N-25P   J41N-25R   J41Y-25I     J941H/Y-25        J941W-25P        J941W-25R
main external and connection dimensions electric devices
L D D1 D2 b f z-d H manual H electric D0
10 130 90 60 40 16 2 4-14 198 - 120 -
15 130 95 65 45 16 2 4-14 233 - 120 -
20 150 105 75 55 16 2 4-14 275 - 140 -
25 160 115 85 65 16 2 4-14 285 - 160 -
32 180 135 100 78 18 2 4-18 302 - 180 -
40 200 145 110 85 18 3 4-18 355 - 200 -
50 230 160 125 100 20 3 4-18 362 645 240 DZW10I
65 290 180 145 120 22 3 8-18 425 690 280 DZW10I
80 310 195 160 135 22 3 8-18 469 715 280 DZW15I
100 350 230 190 160 24 3 8-23 470 770 320 DZW20
125 400 270 220 188 28 3 8-25 558 780 360 DZW30
150 480 300 250 218 30 3 8-25 611 875 400 DZW45
200 600 360 310 278 34 3 12-25 721 967 400 DZW60
250 650 425 370 332 36 3 12-30 786 - 450 -
300 750 485 430 390 40 4 12-30 925 - 500 -
nominal diameter DN(mm) J41N-25      J41N-40P   J41N-40R    J41N-40I      J941N-40    J941N-40P   J941N-40R  J941Y-40I
main external and connection dimensions electric devices
L D D1 D2 D6 b f f2 z-d H manual H electric D0
10 130 90 60 40 35 16 2 4 4-14 198 - 120 -
15 130 95 65 45 40 16 2 4 4-14 233 - 120 -
20 150 105 75 55 51 16 2 4 4-14 275 - 140 -
25 160 115 85 65 58 16 2 4 4-14 285 - 160 -
32 180 135 100 78 66 18 2 4 4-18 302 - 180 -
40 200 145 110 85 76 18 3 4 4-18 355 - 200 -
50 230 160 125 100 88 20 3 4 4-18 373 645 240 DZW10I
65 290 180 145 120 110 22 3 4 8-18 408 690 280 DZW10I
80 310 195 160 135 121 22 3 4 8-18 436 715 320 DZW20I
100 350 230 190 160 150 24 3 4.5 8-23 480 770 360 DZW30I
125 400 270 220 188 176 28 3 4.5 8-25 558 782 400 DZW45
150 480 300 250 218 204 30 3 4.5 8-25 611 875 400 DZW60
200 600 375 320 282 260 38 3 4.5 12-30 720 1160 400 DZW90I
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