pneumatic gate valve with manual
model: z641h
nominal diameter: dn50 ~ 800mm
nominal pressure: pn1.6 ~ 4.0mpa
ambient temperature: standard: -20 ~ 80 ℃
body material: carbon steel, stainless steel p4, p6
design basis: gb standard, ansi standard
design standard: gb / 12237, ansi b16.34
length of the structure: gb / 12221, ansi b16.10
sizes: gb / 9113, jb / t79 , ansi b16.5
experiments and testing: jb / t9092, api 598
nominal diameter: dn50 ~ 800mm
nominal pressure: pn1.6 ~ 4.0mpa
ambient temperature: standard: -20 ~ 80 ℃
body material: carbon steel, stainless steel p4, p6
design basis: gb standard, ansi standard
design standard: gb / 12237, ansi b16.34
length of the structure: gb / 12221, ansi b16.10
sizes: gb / 9113, jb / t79 , ansi b16.5
experiments and testing: jb / t9092, api 598
| technical parameters | |
| nominal diameter | dn50 ~ 800mm |
| connection method | flange |
| cylinder form | double role |
| control method | switch type, adjustable type |
| nominal pressure | 16,25,40bar (please specify when ordering for higher pressure) |
| air pressure | single role: 5 ~ 8bar |
| medium temperature | w3: -30 to 425 ° c w4: -40 to 425 ° c |
| ambient temperature | standard type: -20 ~ 80 ℃ |
| body material | carbon steel (c), stainless steel (p4, p6) |
| sealing material | metal hard seal (h), carbide (y) |
| note: other special sealing materials or special temperature can also be designed according to customer requirements | |
| main parts material table | ||||
| serial number | part name | material | ||
| c | p4 | p6 | ||
| 1 | body | wcb | zg1cr18ni9ti | 1cr18ni12mo2ti |
| 2 | nuts | 35 | 1cr18ni9ti | zg1cr18ni12mo2ti |
| 3 | bolt | 35 | 1cr18ni9ti | 1cr18ni12mo2ti |
| 4 | gate | wcb | zg1cr18ni9ti | zg1cr18ni12mo2ti |
| 5 | valve stem | 1cr13 | 1cr18ni9ti | 1cr18ni12mo2ti |
| 6 | gasket | stainless steel flexible graphite | stainless steel flexible graphite | stainless steel flexible graphite |
| 7 | cap | wcb | zg1cr18ni9ti | zg1cr18ni12mo2ti |
| 8 | nuts | 35 | 1cr18ni9ti | 1cr18ni12mo2ti |
| 9 | rings bolts | 35 | 1cr18ni9ti | 1cr18ni12mo2ti |
| 10 | nuts | 35 | 1cr18ni9ti | 1cr18ni12mo2ti |
| 11 | bolt | 35 | 1cr18ni9ti | 1cr18ni12mo2ti |
| 12 | filler | flexible graphite | flexible graphite | flexible graphite |
| 13 | packing pressure sleeve | wcb | 1cr18ni9ti | 1cr18ni12mo2ti |
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| 14 | packing platen | wcb | 1cr18ni9ti | 1cr18ni12mo2ti |
| 15 | nuts | 35 | 1cr18ni9ti | 1cr18ni12mo2ti |
| note: the main components and seals of the material can also be based on the actual conditions or customer requirements design selection | ||||
| main dimensions - pn16 (16bar) | |||||||||||
| [dn] | dimensions | connection size | |||||||||
| l | h | h1 | h2 | do | d | d1 | d2 | c | f | nd | |
| 50 | 250 | 790 | 420 | 840 | 180 | 165 | 125 | 99 | 20 | 3 | 4-18 |
| 80 | 280 | 910 | 460 | 990 | 200 | 200 | 160 | 132 | 20 | 3 | 8-18 |
| 100 | 300 | 1050 | 560 | 1150 | 250 | 220 | 180 | 156 | 22 | 3 | 8-18 |
| 150 | 350 | 1240 | 660 | 1390 | 320 | 285 | 240 | 211 | 14 | 3 | 8-22 |
| 200 | 400 | 1520 | 810 | 1720 | 400 | 340 | 295 | 266 | 24 | 3 | 12-22 |
| 250 | 450 | 1700 | 930 | 1950 | 400 | 405 | 355 | 319 | 26 | 3 | 12-26 |
| 300 | 500 | 1930 | 1090 | 2230 | 450 | 460 | 410 | 370 | 28 | 4 | 12-26 |
| 350 | 550 | 2160 | 1230 | 2510 | 450 | 520 | 470 | 429 | 30 | 4 | 16-26 |
| 400 | 600 | 1330 | 1360 | 2730 | 500 | 580 | 525 | 480 | 32 | 4 | 16-30 |
| 450 | 650 | 2540 | 1510 | 2990 | 500 | 640 | 585 | 548 | 34 | 4 | 20-30 |
| 500 | 700 | 2750 | 1660 | 2150 | 550 | 715 | 650 | 609 | 36 | 4 | 20-33 |
| 600 | 800 | 3080 | 1910 | 3680 | 550 | 840 | 770 | 720 | 38 | 5 | 20-36 |
| 700 | 900 | 3570 | 2200 | 4270 | 600 | 910 | 840 | 794 | 40 | 5 | 24-36 |
| 800 | 1000 |
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1025 | 950 | 901 | 42 | 5 | 24-39 |
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