Our firm sticks to the basic principle of “Quality is the life of your company, and status will be the soul of it” for Factory Directly supply China Stainless Steel 304 316 2205 4A Pn100 Pn250 Pn420 Full Bore Small Flange Ball Valve, Being a young developing company, we might not the most beneficial, but we’ve been trying our greatest being your good partner.
Our firm sticks to the basic principle of “Quality is the life of your company, and status will be the soul of it” for China Pn64 Ball Valve, High Platform Ball Valve, We’ve been in continuous service to our growing local and international clients. We aim to be worldwide leader in this industry and with this mind; it is our great pleasure to serve and bringing the highest satisfaction rates among the growing market.
J641H/Y Product features of pneumatic flange globe valve
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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.
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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 | ¡æ |
J641H/Y-C | Water, oil, steam | ¡Ã425 |
J641H/Y-P | Nitric acids | ¡Ã200 |
J641H/Y-R | Nitric acids | ¡Ã200 |
J641H/Y-I | Water, oil, steam | ¡Ã550 |
J641H/Y Â 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 Â Main connecting dimensions of pneumatic flange globe valve PN1.6MPa
DN(mm) | L | D | D1 | D2 | b | f | Z-¦µd | 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 Â Main connection dimensions of pneumatic flange globe valve PN2.5MPa
Nominal diameter£¨mm£© | L | D | D1 | D2 | b | Z-¦µd | 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 |