It adheres into the tenet “Honest, industrious, enterprising, innovative” to create new merchandise regularly. It regards prospects, success as its very own success. Let us develop prosperous future hand in hand for Factory Cheap Hot China DIN3356 GG25 CAST IRON BELLOW GLOBE VALVE STOP VALVE PN16, To learn more about what we could do for you personally, speak to us anytime. We look forward to developing excellent and long-term organization associations along with you.
It adheres into the tenet “Honest, industrious, enterprising, innovative” to create new merchandise regularly. It regards prospects, success as its very own success. Let us develop prosperous future hand in hand for China Valve, Globe Valve, We welcome you to visit our company & factory and our showroom displays various products that will meet your expectations. Meanwhile, it is convenient to visit our website. Our sales staff will try their best to offer you with the best services. If you need more information, make sure you do not hesitate to contact us via E-mail, fax or telephone.
J641H/Y Product features of pneumatic 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 has reliable sealing structure;
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 9092、GB/T13927、API598 | GB/T1224 |
Main performance specifications
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 | ℃ |
J641H/Y-C | Water, oil, steam | ≤425 |
J641H/Y-P | Nitric acids | ≤200 |
J641H/Y-R | Nitric acids | ≤200 |
J641H/Y-I | Water, oil, steam | ≤550 |
J641H/Y Material of main parts of pneumatic flange globe valve
product type | Part name | |||||||
Body / bonnet | Stem | Valve disc | Sealing surface | Stem nut | filler | a fastening | handwheel | |
J641H/Y-C | 25/WCB | Chromium stainless steel | 20Cr1325 | H:Stainless steel Y Co based cemented carbide steel | copper alloy | Flexible graphite | High quality carbon steel | malleable iron |
J641H/Y-P | Chromium nickel steel | Chromium nickel steel | Chromium nickel steel | Chromium nickel steel | copper alloy | Flexible graphite | stainless steel | malleable iron |
J641H/Y-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 |
J641H/Y-I | Chromium molybdenum steel | Chromium molybdenum steel | Alloy steel | Cobalt based cemented carbide steel | copper alloy | Flexible graphite | Alloy steel | malleable iron |
J641H/Y Main connecting dimensions of pneumatic flange globe valve PN1.6MPa
DN(mm) | L | D | D1 | D2 | b | f | Z-Φd | H | D0 |
15 | 130 | 95 | 65 | 45 | 14 | 2 | 4-14 | 291 | 120 |
20 | 150 | 105 | 75 | 55 | 14 | 2 | 4-14 | 300 | 140 |
25 | 160 | 115 | 85 | 65 | 14 | 2 | 4-14 | 353 | 160 |
32 | 180 | 135 | 100 | 78 | 15 | 2 | 4-18 | 390 | 180 |
40 | 200 | 145 | 110 | 85 | 16 | 2 | 4-18 | 518 | 200 |
50 | 230 | 160 | 125 | 100 | 16 | 3 | 4-18 | 555 | 240 |
65 | 290 | 180 | 145 | 120 | 18 | 3 | 4-18 | 630 | 280 |
80 | 310 | 195 | 160 | 135 | 20 | 3 | 8-18 | 683 | 280 |
100 | 350 | 215 | 180 | 155 | 20 | 3 | 8-18 | 745 | 320 |
125 | 400 | 245 | 210 | 185 | 22 | 3 | 8-18 | 855 | 360 |
150 | 480 | 280 | 240 | 210 | 24 | 3 | 8-23 | 870 | 400 |
200 | 600 | 335 | 295 | 205 | 26 | 3 | 12-23 | 954 | 400 |
250 | 650 | 405 | 355 | 320 | 30 | 3 | 12-23 | 1065 | 450 |
300 | 750 | 460 | 410 | 375 | 30 | 3 | 12-23 | 1185 | 500 |
J641H/Y Main connection dimensions of pneumatic flange globe valve PN2.5MPa
Nominal diameter(mm) | L | D | D1 | D2 | b | Z-Φd | f | H | D0 |
15 | 130 | 95 | 65 | 45 | 16 | 2 | 4-14 | 291 | 120 |
20 | 150 | 105 | 75 | 55 | 16 | 2 | 4-14 | 300 | 140 |
25 | 160 | 115 | 85 | 65 | 16 | 2 | 4-14 | 353 | 160 |
32 | 180 | 135 | 100 | 78 | 18 | 2 | 4-18 | 390 | 180 |
40 | 200 | 145 | 110 | 85 | 18 | 3 | 4-18 | 518 | 200 |
50 | 230 | 160 | 125 | 100 | 20 | 3 | 4-18 | 555 | 240 |
65 | 290 | 180 | 145 | 120 | 22 | 3 | 8-18 | 630 | 280 |
80 | 310 | 195 | 160 | 135 | 22 | 3 | 8-18 | 683 | 280 |
100 | 350 | 230 | 190 | 160 | 24 | 3 | 8-23 | 745 | 320 |
125 | 400 | 270 | 220 | 188 | 28 | 3 | 8-25 | 855 | 360 |
150 | 480 | 300 | 250 | 218 | 30 | 3 | 8-25 | 870 | 400 |
200 | 600 | 360 | 310 | 278 | 34 | 3 | 12-25 | 954 | 400 |
250 | 650 | 425 | 370 | 332 | 36 | 3 | 12-30 | 1065 | 450 |
300 | 750 | 485 | 430 | 390 | 40 | 4 | 12-30 | 1185 | 500 |