"Unyofu, Ubunifu, Ukaidi, na Ufanisi" inaweza kuwa dhana inayoendelea ya shirika letu kwa muda mrefu kuzalisha na wanunuzi kwa usawa na manufaa ya pande zote kwa Wauzaji wa Utendaji wa Juu wa Kichina H71 Series American Standard Wafer Lift Check Valve, Sisi, kwa shauku kubwa na uaminifu, tuko tayari kukupa huduma bora na kusonga mbele pamoja nawe ili kuunda siku zijazo nzuri.
"Uaminifu, Ubunifu, Ukaidi na Ufanisi" inaweza kuwa dhana inayoendelea ya shirika letu kwa muda huo mrefu kuzalisha na wanunuzi kwa usawa na faida ya pande zote kwaValve ya Kipepeo ya China,Valve ya Cheki ya Kuinua ya China,Njia Nyingi za Kuendesha , sasa tunatarajia ushirikiano mkubwa zaidi na wateja wa ng'ambo kulingana na faida za pande zote. Tutafanya kazi kwa moyo wote ili kuboresha masuluhisho na huduma zetu. Pia tunaahidi kufanya kazi kwa pamoja na washirika wa biashara ili kuinua ushirikiano wetu hadi kiwango cha juu na kushiriki mafanikio pamoja. Karibu utembelee kiwanda chetu kwa dhati.
Vali ya kuangalia ya kuinua inarejelea vali ambayo hufungua na kufunga kiotomatiki diski kulingana na mtiririko wa kifaa chenyewe ili kuzuia mtiririko wa wastani, pia hujulikana kama vali ya kuangalia, vali ya njia moja, vali ya kuzuia mtiririko na vali ya shinikizo la nyuma. Valve ya kuangalia ni valve moja kwa moja. Kazi yake kuu ni kuzuia mtiririko wa kati, pampu ya nyuma na gari la kuendesha gari, na kutolewa kwa chombo cha kati. Vali za kuangalia pia zinaweza kutumika katika mabomba kusambaza mifumo ya usaidizi ambapo shinikizo linaweza kupanda juu ya shinikizo la mfumo. Vipu vya kuangalia vinaweza kugawanywa katika valves za kuangalia za swing (zinazozunguka kulingana na kituo cha mvuto) na kuinua valves za kuangalia (kusonga kando ya mhimili).
Data ya kiufundi
PN(MPa)Shinikizo la majina | 1.6 | 2.5 | 4.0 | |
(MPa)Shinikizo la mtihani | Mtihani wa nguvu ya ganda | 2.4 | 3.75 | 6.0 |
Jaribio la muhuri (Kioevu) | 1.76 | 2.75 | 4.4 | |
Jaribio la muhuri (Gesi) | 0.5~0.7 | |||
Kati inayofaa | maji, mvuke, mafuta | PAsidi ya niter | Rmafuta | |
Joto linalofaa | ≤425 | ≤100 | ≤550 |
Meterial ya sehemu kuu
Hapana. | Jina la sehemu | Nyenzo | |
ASTM | GB | ||
1 | Mwili wa valve | WCB, WC1,WC6,WC9,C5 CF8,CF8M,CF8C,CF3,CF3M | WCB,WC1,WC6,WC9,C5 CF8,CF8M,CF8C,CF3,CF3M |
2 | Diski ya valve | WCB,WC1,WC6,WC9,C5 CF8,CF8M,CF8C,CF3,CF3M | WCB,WC1,WC6,WC9,C5 CF8,CF8M,CF8C,CF3,CF3M |
3 | Stud bolts | A193-B7,A320-B8,A193-B8M | 35CrMoA,25Cr2MoV,0CM8Ni9,0Cr17Ni12Mo2 |
4 | Karanga za hex | A194-2H,A194-8,A194-8M | 45,35CrMoA,25Cr2MoV, 0Cr18Ni9,0Cr17Ni12Mo2 |
5 | Gasket | Grafiti inayoweza kubadilika + chuma cha pua | Grafiti inayoweza kubadilika + chuma cha pua |
6 | bonnet ya valve | A105,F11,F22,F5,F9 F304, F316, F321, F304L, F316L | 25,1Cr18Ni9Ni,0Cr18Ni12Mo2Ti 20Cr1Mo1V,25Cr2MoV |
Vipimo kuu
PN(MPa) | DN(mm) | L | H | D | D1 | D2 | D6 | b | f | f2 | Z-ød |
1.6 | 15 | 130 | 77 | 95 | 65 | 45 | - | 14 | 2 | - | 4-14 |
20 | 150 | 77 | 105 | 75 | 55 | - | 14 | 2 | - | 4-14 | |
25 | 160 | 80 | 115 | 85 | 65 | - | 16 | 2 | - | 4-14 | |
32 | 180 | 85 | 135 | 100 | 78 | - | 16 | 2 | - | 4-18 | |
40 | 200 | 95 | 145 | 110 | 85 | - | 16 | 3 | - | 4-18 | |
50 | 230 | 105 | 160 | 125 | 100 | - | 16 | 3 | - | 4-18 | |
65 | 290 | 120 | 180 | 145 | 120 | - | 18 | 3 | - | 4-18 | |
80 | 310 | 130 | 195 | 160 | 135 | - | 20 | 3 | - | 8-18 | |
100 | 350 | 140 | 215 | 180 | 155 | - | 20 | 3 | - | 8-18 | |
125 | 400 | 155 | 245 | 210 | 185 | - | ishirini na mbili | 3 | - | 8-18 | |
150 | 480 | 180 | 280 | 240 | 210 | - | ishirini na nne | 3 | - | 8-23 | |
200 | 600 | 245 | 335 | 295 | 265 | - | 26 | 3 | - | 12-23 | |
2.5 | 15 | 130 | 100 | 95 | 65 | 45 | - | 16 | 2 | - | 4-14 |
20 | 150 | 105 | 105 | 75 | 55 | - | 16 | 2 | - | 4-14 | |
25 | 160 | 120 | 115 | 85 | 65 | - | 16 | 2 | - | 4-14 | |
32 | 180 | 130 | 135 | 100 | 78 | - | 18 | 2 | - | 4-18 | |
40 | 200 | 135 | 145 | 110 | 85 | - | 18 | 3 | - | 4-18 | |
50 | 230 | 149 | 160 | 125 | 100 | - | 20 | 3 | - | 4-18 | |
80 | 310 | 169 | 195 | 160 | 135 | - | ishirini na mbili | 3 | - | 8-18 | |
100 | 350 | 194 | 230 | 190 | 160 | - | ishirini na nne | 3 | - | 8-23 | |
150 | 480 | 255 | 300 | 250 | 218 | - | 30 | 3 | - | 8-25 | |
200 | 600 | 305 | 360 | 310 | 278 | - | 34 | 3 | - | 12-25 | |
4.0 | 15 | 130 | 100 | 95 | 65 | 45 | 40 | 16 | 2 | 4 | 4-14 |
20 | 150 | 105 | 105 | 75 | 55 | 51 | 16 | 2 | 4 | 4-14 | |
25 | 160 | 120 | 115 | 85 | 65 | 58 | 16 | 2 | 4 | 4-14 | |
32 | 180 | 130 | 135 | 100 | 78 | 66 | 18 | 2 | 4 | 4-18 | |
40 | 200 | 135 | 145 | 110 | 85 | 76 | 18 | 3 | 4 | 4-18 | |
50 | 230 | 149 | 160 | 125 | 100 | 88 | 20 | 3 | 4 | 4-18 | |
80 | 310 | 169 | 195 | 160 | 135 | 121 | ishirini na mbili | 3 | 4 | 8-18 | |
100 | 350 | 194 | 230 | 190 | 160 | 150 | ishirini na nne | 3 | 4.5 | 8-23 | |
150 | 480 | 255 | 300 | 250 | 218 | 204 | 30 | 3 | 4.5 | 8-25 | |
200 | 600 | 305 | 375 | 320 | 282 | 260 | 38 | 3 | 4.5 | 12-30 |