LocationTianjin, China (Mainland)
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J41H / Y flange globe valve

J41H / Y flange globe valve Featured Image
  • J41H / Y flange globe valve

Short Description:

The national standard flange type stop valve is suitable for cutting off or connecting pipeline medium in petroleum, chemical, pharmaceutical, chemical fertilizer, electric power industries with nominal pressure of pn1.6 ~ 16MPa and working temperature of – 46 ~ 550 ¡æ.


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Features of J41H / y flange globe valve

 

1. The product has reasonable structure, reliable sealing, excellent performance and beautiful appearance; 

2. The sealing surface overlaid with Co based cemented carbide has good wear resistance, corrosion resistance, abrasion resistance and long service life; 

3. The valve stem has good corrosion resistance and scratch resistance after quenching and tempering and surface nitriding treatment;

4. The valve is equipped with reverse sealing structure, which is reliable;

5. Parts material and flange size can be reasonably selected according to actual working conditions or user requirements to meet various engineering needs.

 

Executive standard

Product specification design code Structural length Connecting flange Test and inspection Pressure temperature
GB/T 12235 GB/T 12221 JB/T 79¡¢GB/T9113¡¢HG/T20592¡¢EN1092-1/2¡¢ASME B16.5/B16.47 JB/T 9092GB/T13927¡¢API598 GB/T12224

 

Main performance specification of J41H / Y flange globe valve

1. Test pressure

Nominal pressure PN(MPa) 1.6 2.5 4.0 6.4 10.0 16.0
Shell strength test 2.4 3.8 6.0 9.6 15 24
Upper seal test 1.8 2.8 4.4 7.0 11 18
Sealing test 1.8 2.8 4.4 7.0 11 18

2. Applicable medium and temperature

product type Applicable medium Applicable temperature ¡æ
J41H/Y-C¡¢J941H/Y-C Water, oil, steam ¡Ü425
J41W-P¡¢J941W-P Nitric acids ¡Ü200
J41W-R Acetic acids ¡Ü200
J41Y-I¡¢J941Y-I Water, oil, steam ¡Ü550

Material of main parts

product type Part name
Body / bonnet Stem Valve disc Sealing surface Stem nut filler a fastening handwheel
J41H/Y-C/J941H/Y-C 25/WCB Chromium stainless steel 20Cr1325 H£ºStainless steel Y: cobalt based cemented carbide steel copper alloy Flexible graphite High quality carbon steel malleable iron
J41W-P/J941W-P Chromium nickel steel Chromium nickel steel Chromium nickel steel Chromium nickel steel copper alloy Flexible graphite stainless steel malleable iron
J41W-R Cr Ni Mo steel Cr Ni Mo steel Cr Ni Mo steel Cr Ni Mo steel copper alloy Flexible graphite stainless steel malleable iron
J41Y-I/J941Y-I Chromium molybdenum steel Chromium molybdenum steel copper alloy Cobalt based cemented carbide steel copper alloy Flexible graphite Alloy steel malleable iron

J41H/Y Drawing of national standard flange globe valve

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J41H/Y National standard flange stop valve PN1.6MPa main connecting dimensions

DN(mm) L D D1 D2 b f Z-¦µd H D0 WT(kg)
10 130 90 60 40 16 2 4-¦µ14 198 120 4.7
15 130 95 65 45 16 2 4-¦µ14 218 120 5.2
20 150 105 75 58 18 2 4-¦µ14 258 140 7.1
25 160 115 85 68 18 2 4-¦µ14 275 160 7.4
32 180 140 100 78 18 2 4-¦µ18 280 180 8.5
40 200 150 110 88 18 3 4-¦µ18 330 200 12.5
50 230 165 125 102 18 3 4-¦µ18 350 240 20
65 290 185 145 122 18 3 8-¦µ18 355 280 25
80 310 200 160 138 20 3 8-¦µ18 400 280 35
100 350 220 180 158 20 3 8-¦µ18 415 320 50
125 400 250 210 188 22 3 8-¦µ18 460 360 75
150 480 285 240 212 22 3 8-¦µ22 510 400 100
200 600 340 295 268 24 3 12-¦µ22 710 400 210
250 730 405 355 320 26 3 12-¦µ26 789 450 446
300 850 460 410 378 28 4 12-¦µ26 925 500 648

J41H/Y National standard flange type stop valve PN2.5MPa main connection dimensions

DN(mm) L D D1 D2 b f Z-¦µd H D0 WT(kg)
10 130 90 60 40 16 2 4-¦µ14 198 120 4.9
15 130 95 65 45 16 2 4-¦µ14 218 120 5.4
20 150 105 75 58 18 2 4-¦µ14 258 140 7
25 160 115 85 68 18 2 4-¦µ14 275 160 7.4
32 180 140 100 78 18 2 4-¦µ18 280 180 8.5
40 200 150 110 88 18 3 4-¦µ18 330 200 12.5
50 230 165 125 102 20 3 4-¦µ18 350 240 16
65 290 185 145 122 22 3 8-¦µ18 400 280 25
80 310 200 160 138 24 3 8-¦µ18 355 280 30
100 350 235 190 162 24 3 8-¦µ22 415 320 34.5
125 400 270 220 188 26 3 8-¦µ26 460 360 89
150 480 300 250 218 28 3 8-¦µ26 510 400 98
200 600 360 310 278 30 3 12-¦µ26 710 400 180
250 730 425 370 335 32 3 12-¦µ30 789 450 446
300 850 485 430 395 34 4 16-¦µ30 925 500 654

J41H/Y Main dimensions of PN4.0MPa flange stop valve

DN(mm) L D D1 D2 b f f2 Z-¦µd H D0 WT(kg)
10 130 90 60 40 16 2 4 4-¦µ14 198 120 4.9
15 13 95 65 45 16 2 4 4-¦µ14 238 120 5.4
20 150 105 75 58 18 2 4 4-¦µ14 275 140 7
25 160 115 85 68 18 2 4 4-¦µ14 285 160 8.8
32 180 140 100 78 18 2 4 4-¦µ18 302 180 11.8
40 200 150 110 88 18 3 4 4-¦µ18 355 200 16.5
50 230 165 125 102 20 3 4 4-¦µ18 370 240 24
65 290 185 145 122 22 3 4 8-¦µ18 408 280 33
80 310 200 160 138 24 3 4 8-¦µ18 436 320 44
100 350 235 190 162 24 3 4.5 8-¦µ22 480 360 60
125 400 270 220 188 26 3 4.5 8-¦µ26 558 400 89
150 480 300 250 218 28 3 4.5 8-¦µ26 611 400 98
200 600 375 320 285 34 3 4.5 12-¦µ30 720 400 190
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