Kama njia ya kukidhi matakwa ya mteja kikamilifu, shughuli zetu zote zinafanywa kwa uthabiti kulingana na kauli mbiu yetu "Ubora wa Juu, Bei Kali, Huduma ya Haraka" kwa Kiwanda kinachotolewa.Chuma cha pua Oem Valve ya kuangalia ya kuinua, Tutawawezesha watu kwa kuwasiliana na kusikiliza, Kuweka mfano kwa wengine na kujifunza kutokana na uzoefu.
Kama njia ya kukidhi matakwa ya mteja vyema zaidi, shughuli zetu zote zinafanywa kwa ukamilifu kulingana na kauli mbiu yetu "Ubora wa Juu, Bei Kali, Huduma ya Haraka" kwaValve ya kuangalia ya kuinua,Oem,Chuma cha pua , Tunajitahidi kwa ubora, uboreshaji wa mara kwa mara na uvumbuzi, tumejitolea kutufanya kuwa "imani ya mteja" na "chaguo la kwanza la wasambazaji wa chapa ya vifaa vya uhandisi". Chagua sisi, kushiriki hali ya kushinda-kushinda!
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 |