YK43X氣體減壓閥主要用于氣體管路,如空氣、氮?dú)?、氧氣、氫氣、液化氣、天然氣等氣體。
公稱壓力(MPa) | 1.6 | 2.5 |
殼體試驗(yàn)壓力(MPa) | 2.4 | 3.75 |
密封試驗(yàn)壓力(MPa) | 1.6 | 2.5 |
進(jìn)口壓力(MPa) | 1.6 | 2.5 |
出口壓力范圍(MPa) | 0.1-1.0 | 0.1-1.6 |
壓力特性偏差(MPa) | GB12246-1989 | |
流量特性偏差(MPa) | GB12246-1989 | |
最小壓差(MPa) | 0.15 | 0.15 |
滲漏量 | X/F(聚四氟乙烷):0 Y(硬密封) GB12245-1989 |
零件名稱 | 零件材料 |
閥體、閥蓋、底蓋 | WCB/304 |
閥座、閥盤(pán) | 2Cr13/304 |
缸套 | 304/25(鍍硬鉻) |
活塞 | 2Cr13/銅合金 |
活塞環(huán) | 合金鑄鐵 |
導(dǎo)閥座、導(dǎo)閥桿 | 2Cr13/304 |
膜片 | 1Cr18Ni9Ti |
主閥、導(dǎo)閥彈簧 | 50CrVA |
調(diào)節(jié)彈簧 | 60Si2Mn |
密封墊(X/F型號(hào)) | 橡膠/聚四氟乙烷 |
導(dǎo)閥體、導(dǎo)閥蓋 | 25/304 |
DN | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 |
Cv | 1 | 2.5 | 4 | 6.5 | 9 | 16 | 25 | 36 | 64 | 100 | 140 |
公稱通徑 | 外形尺寸 | 連接尺寸 | |||||||||||||
DN | L | H | H1 | 1.6MPa | 2.5MPa | 4.0MPa | 6.4MPa | ||||||||
D | D1 | Z-d | D | D1 | Z-d | D | D1 | Z-d | D | D1 | Z-d | ||||
15 | 140 | 285 | 85 | 95 | 65 | 4-12 | 95 | 65 | 4-14 | 95 | 65 | 4-14 | 105 | 75 | 4-14 |
20 | 160 | 285 | 85 | 105 | 75 | 4-12 | 105 | 75 | 4-14 | 105 | 75 | 4-14 | 125 | 90 | 4-18 |
25 | 180 | 290 | 100 | 115 | 85 | 4-12 | 115 | 85 | 4-14 | 115 | 85 | 4-14 | 135 | 100 | 4-18 |
32 | 200 | 290 | 105 | 140 | 100 | 4-18 | 135 | 100 | 4-18 | 135 | 100 | 4-18 | 150 | 110 | 4-23 |
40 | 220 | 310 | 110 | 150 | 110 | 4-18 | 145 | 110 | 4-18 | 145 | 110 | 4-18 | 165 | 125 | 4-23 |
50 | 250 | 310 | 110 | 165 | 125 | 4-18 | 160 | 125 | 4-18 | 160 | 125 | 4-18 | 175 | 135 | 4-23 |
65 | 280 | 310 | 115 | 185 | 145 | 4-18 | 180 | 145 | 8-18 | 180 | 145 | 8-18 | 200 | 160 | 8-23 |
80 | 310 | 340 | 155 | 200 | 160 | 8-18 | 195 | 160 | 8-18 | 195 | 160 | 8-18 | 210 | 170 | 8-23 |
100 | 350 | 340 | 155 | 220 | 180 | 8-18 | 235 | 190 | 8-23 | 230 | 190 | 8-23 | 250 | 200 | 8-25 |
125 | 400 | 375 | 190 | 250 | 210 | 8-18 | 270 | 220 | 8-25 | 270 | 220 | 8-25 | 295 | 240 | 8-30 |
150 | 450 | 375 | 200 | 285 | 240 | 8-23 | 300 | 250 | 8-25 | 300 | 250 | 8-25 | 340 | 280 | 8-34 |
200 | 550 | 475 | 225 | 340 | 295 | 12-23 | 360 | 310 | 12-25 | 375 | 320 | 12-30 | 405 | 345 | 12-34 |
250 | 650 | 535 | 290 | 405 | 355 | 12-25 | 425 | 370 | 12-30 | 445 | 385 | 12-34 | 470 | 400 | 12-41 |
300 | 800 | 595 | 320 | 460 | 410 | 12-25 | 485 | 430 | 16-30 | 510 | 450 | 16-34 | 530 | 460 | 16-41 |
350 | 900 | 650 | 355 | 520 | 460 | 16-25 | 550 | 490 | 16-34 | 570 | 510 | 16-34 | 595 | 525 | 16-41 |
400 | 1000 | 700 | 395 | 580 | 525 | 16-30 | 610 | 550 | 16-34 | 655 | 585 | 16-41 | 670 | 585 | 16-48 |