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 ℃.


Product Detail

Product Tags

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 ℃
J41H/Y-C、J941H/Y-C Water, oil, steam ≤425
J41W-P、J941W-P Nitric acids ≤200
J41W-R Acetic acids ≤200
J41Y-I、J941Y-I Water, oil, steam ≤550

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:Stainless 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

J41Y国标法兰式截止阀图纸

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

DN(mm) L D D1 D2 b f Z-Φd H D0 WT(kg)
10 130 90 60 40 16 2 4-Φ14 198 120 4.7
15 130 95 65 45 16 2 4-Φ14 218 120 5.2
20 150 105 75 58 18 2 4-Φ14 258 140 7.1
25 160 115 85 68 18 2 4-Φ14 275 160 7.4
32 180 140 100 78 18 2 4-Φ18 280 180 8.5
40 200 150 110 88 18 3 4-Φ18 330 200 12.5
50 230 165 125 102 18 3 4-Φ18 350 240 20
65 290 185 145 122 18 3 8-Φ18 355 280 25
80 310 200 160 138 20 3 8-Φ18 400 280 35
100 350 220 180 158 20 3 8-Φ18 415 320 50
125 400 250 210 188 22 3 8-Φ18 460 360 75
150 480 285 240 212 22 3 8-Φ22 510 400 100
200 600 340 295 268 24 3 12-Φ22 710 400 210
250 730 405 355 320 26 3 12-Φ26 789 450 446
300 850 460 410 378 28 4 12-Φ26 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-Φd H D0 WT(kg)
10 130 90 60 40 16 2 4-Φ14 198 120 4.9
15 130 95 65 45 16 2 4-Φ14 218 120 5.4
20 150 105 75 58 18 2 4-Φ14 258 140 7
25 160 115 85 68 18 2 4-Φ14 275 160 7.4
32 180 140 100 78 18 2 4-Φ18 280 180 8.5
40 200 150 110 88 18 3 4-Φ18 330 200 12.5
50 230 165 125 102 20 3 4-Φ18 350 240 16
65 290 185 145 122 22 3 8-Φ18 400 280 25
80 310 200 160 138 24 3 8-Φ18 355 280 30
100 350 235 190 162 24 3 8-Φ22 415 320 34.5
125 400 270 220 188 26 3 8-Φ26 460 360 89
150 480 300 250 218 28 3 8-Φ26 510 400 98
200 600 360 310 278 30 3 12-Φ26 710 400 180
250 730 425 370 335 32 3 12-Φ30 789 450 446
300 850 485 430 395 34 4 16-Φ30 925 500 654

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

DN(mm) L D D1 D2 b f f2 Z-Φd H D0 WT(kg)
10 130 90 60 40 16 2 4 4-Φ14 198 120 4.9
15 13 95 65 45 16 2 4 4-Φ14 238 120 5.4
20 150 105 75 58 18 2 4 4-Φ14 275 140 7
25 160 115 85 68 18 2 4 4-Φ14 285 160 8.8
32 180 140 100 78 18 2 4 4-Φ18 302 180 11.8
40 200 150 110 88 18 3 4 4-Φ18 355 200 16.5
50 230 165 125 102 20 3 4 4-Φ18 370 240 24
65 290 185 145 122 22 3 4 8-Φ18 408 280 33
80 310 200 160 138 24 3 4 8-Φ18 436 320 44
100 350 235 190 162 24 3 4.5 8-Φ22 480 360 60
125 400 270 220 188 26 3 4.5 8-Φ26 558 400 89
150 480 300 250 218 28 3 4.5 8-Φ26 611 400 98
200 600 375 320 285 34 3 4.5 12-Φ30 720 400 190
产品部分-PSD
莱科-详情2_07
莱科-详情2_09-修改
莱科-详情2_10
莱科-详情2_11
莱科-详情2_12

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