Liquefied Gas Globe Valve
manufacturer: Shanghai MeiYan Yi Pump & Valve Co., Ltd.
Eml: sales@1bengfa.com
Tel: +86 (21) 5640 2009
Mob: +86 138 1691 3072（WeChat Same Account）
product drawing
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
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 | ||||||||||
