Gb, Valve ya lango la Din
Vipengele vya Kubuni Bidhaa
Vali ya lango ni mojawapo ya valvu za kukata zinazotumiwa sana,* hutumika hasa kuunganisha na kutenganisha midia kwenye bomba. Aina mbalimbali za shinikizo zinazofaa, joto na caliber ni pana sana. Inatumika sana katika usambazaji wa maji na mifereji ya maji, gesi, nguvu za umeme, petroli, tasnia ya kemikali, madini na bomba zingine za viwandani ambazo vyombo vya habari ni mvuke, maji, mafuta ili kukata au kurekebisha mtiririko wa media.
Sifa Kuu za Muundo
Upinzani wa maji ni mdogo.
Inaokoa kazi zaidi wakati wa kufungua na kuweka kipimo.
Mwelekeo wa mtiririko kwa ujumla hauna vikwazo, Rahisi kusakinisha.
Muundo wa busara, muhuri wa kuaminika, utendaji bora, mwonekano mzuri.
Fomu ya Nyenzo za Sehemu Kuu
SEHEMU YA JINA | MWILI, JALADA, LANGO | KUTIA MUHURI | STEM | KUFUNGA | BOLT/NUT |
Chuma cha kaboni | WCB | 13Cr, STL | Cr13 | Grafiti inayoweza kubadilika | 35CrMoA/45 |
Austenitic chuma cha pua | CF8(304), CF8M(316) CF3(304L), CF3M(316L) | Nyenzo za Mwili wa STL STL | 304,316, 304L,316L | PTFE Grafiti inayoweza kubadilika, PTFE | 304/304 316/316 |
Aloi ya chuma | WC6, WC9, 1Cr5Mo, 15CrMo | STL | 25Cr2Mo1V | Grafiti inayoweza kubadilika | 25Cr2Mo1V/35CrMoA |
Chuma cha awamu mbili | F51,00Cr22Ni5Mo3N | Nyenzo za Mwili wa STL STL | 00Cr22Ni5Mo3N | PTFE Grafiti inayoweza kubadilika, PTFE | 316/316 |
Chuma cha joto la chini | LCB,LF2,16Mn | STL | 1Cr17Ni2,304 | Grafiti inayoweza kubadilika | 42CrtdoA/20CrMoA |
Titanium | ZTA1,ZTA2,ZTA10, Gr2, Gr3 | Nyenzo za mwili | TA1,TA2,TA10, Gr2,Gr3,TC4 | PTFE Grafiti inayoweza kubadilika, PTFE | 304/304 316/316 |
Nickel | Hastelloy | Nyenzo za mwili | Hastelloy | PTFE Grafiti inayoweza kubadilika, PTFE | 304/304 316/316 |
Muundo wa Bidhaa
Ukubwa Mkuu na Uzito
PN16
DN | L | D | D1 | D2 | f | b | z-Φd | |||
JB/T | HJ/T | JB/T | HJ/T | JB/T | HJ/T | |||||
15 | 130 | 95 | 95 | 65 | 45 | 2 | 14 | 16 | 4-Φ14 | 4-Φ14 |
20 | 150 | 105 | 105 | 75 | 55 | 2 | 14 | 18 | 4-Φ14 | 4-Φ14 |
25 | 160 | 115 | 115 | 85 | 65 | 2 | 14 | 18 | 4-Φ14 | 4-Φ14 |
32 | 180 | 135 | 140 | 100 | 78 | 2 | 16 | 18 | 4-Φ18 | 4-Φ18 |
40 | 200 | 145 | 150 | 110 | 85 | 3 | 16 | 18 | 4-Φ18 | 4-Φ18 |
50 | 250 | 160 | 165 | 125 | 100 | 3 | 16 | 18 | 4-Φ18 | 4-Φ18 |
65 | 270 | 180 | 185 | 145 | 120 | 3 | 18 | 18 | 4-Φ18 | 8-Φ18 |
80 | 280 | 195 | 200 | 160 | 135 | 3 | 20 | 20 | 8-Φ18 | 8-Φ18 |
100 | 300 | 215 | 220 | 180 | 155 | 3 | 20 | 20 | 8-Φ18 | 8-Φ18 |
125 | 325 | 245 | 250 | 210 | 185 | 3 | 22 | 22 | 8-Φ18 | 8-Φ18 |
150 | 350 | 280 | 285 | 240 | 210 | 3 | 24 | 22 | 8-Φ23 | 8-Φ22 |
200 | 400 | 335 | 340 | 295 | 265 | 3 | 26 | 24 | 12-Φ23 | 12-Φ22 |
250 | 450 | 405 | 405 | 355 | 320 | 3 | 30 | 26 | 12-Φ25 | 12-Φ26 |
300 | 500 | 460 | 460 | 410 | 375 | 4 | 30 | 28 | 12-Φ25 | 12-Φ26 |
350 | 550 | 520 | 520 | 470 | 435 | 4 | 34 | 30 | 16-Φ25 | 16-Φ26 |
400 | 600 | 580 | 580 | 525 | 485 | 4 | 36 | 32 | 16-Φ33 | 16-Φ30 |
450 | 650 | 640 | 640 | 585 | 545 | 4 | 40 | 40 | 20-Φ33 | 20-Φ30 |
500 | 700 | 705 | 715 | 650 | 608 | 4 | 44 | 44 | 20-Φ34 | 20-Φ33 |
600 | 800 | 840 | 840 | 770 | 718 | 4 | 48 | 54 | 20-Φ41 | 20-Φ36 |
700 | 900 | 910 | 910 | 840 | 788 | 5 | 50 | 42 | 24-Φ41 | 24-Φ36 |
800 | 1000 | 1020 | 1025 | 950 | 898 | 5 | 52 | 42 | 24-Φ41 | 24-Φ39 |
900 | 1100 | 1120 | 1125 | 1050 | 998 | 5 | 54 | 44 | 28-Φ41 | 28-Φ39 |
1000 | 1200 | 1255 | 1255 | 1170 | 1110 | 5 | 56 | 46 | 28-Φ48 | 28-Φ42 |
PN25
DN | L | D | D1 | D2 | f | b | z-Φd | |||
JB/T | HJ/T | JB/T | HJ/T | JB/T | HJ/T | |||||
15 | 130 | 95 | 95 | 65 | 45 | 2 | 16 | 16 | 4-Φ14 | 4-Φ14 |
20 | 150 | 105 | 105 | 75 | 55 | 2 | 16 | 18 | 4-Φ14 | 4-Φ14 |
25 | 160 | 115 | 115 | 85 | 65 | 2 | 16 | 18 | 4-Φ14 | 4-Φ14 |
32 | 180 | 135 | 140 | 100 | 78 | 2 | 18 | 18 | 4-Φ18 | 4-Φ18 |
40 | 200 | 145 | 150 | 110 | 85 | 3 | 18 | 18 | 4-Φ18 | 4-Φ18 |
50 | 250 | 160 | 165 | 125 | 100 | 3 | 20 | 20 | 4-Φ18 | 4-Φ18 |
65 | 270 | 180 | 185 | 145 | 120 | 3 | 22 | 22 | 8-Φ18 | 8-Φ18 |
80 | 280 | 195 | 200 | 160 | 135 | 3 | 22 | 24 | 8-Φ18 | 8-Φ18 |
100 | 300 | 230 | 235 | 190 | 160 | 3 | 24 | 24 | 8-Φ23 | 8-Φ22 |
125 | 325 | 270 | 270 | 220 | 188 | 3 | 28 | 26 | 8-Φ25 | 8-Φ26 |
150 | 350 | 300 | 300 | 250 | 218 | 3 | 30 | 28 | 8-Φ25 | 8-Φ26 |
200 | 400 | 360 | 360 | 310 | 278 | 3 | 34 | 30 | 12-Φ25 | 12-Φ26 |
250 | 450 | 425 | 425 | 370 | 332 | 3 | 36 | 32 | 12-Φ30 | 12-Φ30 |
300 | 500 | 485 | 485 | 430 | 390 | 4 | 40 | 34 | 16-Φ30 | 16-Φ30 |
350 | 550 | 550 | 555 | 490 | 448 | 4 | 44 | 38 | 16-Φ34 | 16-O33 |
400 | 600 | 610 | 620 | 550 | 505 | 4 | 48 | 40 | 16-Φ34 | 16-Φ36 |
450 | 650 | 660 | 670 | 600 | 555 | 4 | 50 | 46 | 20-Φ34 | 20-Φ36 |
500 | 700 | 730 | 730 | 660 | 610 | 4 | 52 | 48 | 20-Φ41 | 20-Φ36 |
600 | 800 | 840 | 845 | 770 | 718 | 5 | 56 | 58 | 20-Φ41 | 20-Φ39 |
700 | 900 | 955 | 960 | 875 | 815 | 5 | 60 | 50 | 24-Φ48 | 24-Φ42 |
800 | 1000 | 1070 | 1085 | 990 | 930 | 5 | 64 | 54 | 24-Φ48 | 24-Φ48 |
900 | 1100 | 1180 | 1185 | 1090 | 1025 | 5 | 66 | 58 | 28-Φ54 | 28-Φ48 |
1000 | 1200 | 1305 | 1320 | 1210 | 1140 | 5 | 68 | 62 | 28-Φ58 | 28-Φ55 |
PN40
DN | L | D | D1 | D2 | f | b | z-Φd | |||
JB/T | HJ/T | JB/T | HJ/T | JB/T | HJ/T | |||||
15 | 170 | 95 | 95 | 65 | 45 | 2 | 16 | 16 | 4-Φ14 | 4-Φ14 |
20 | 190 | 105 | 105 | 75 | 55 | 2 | 16 | 18 | 4-Φ14 | 4-Φ14 |
25 | 210 | 115 | 115 | 85 | 65 | 2 | 16 | 18 | 4-Φ14 | 4-Φ14 |
32 | 230 | 135 | 140 | 100 | 78 | 2 | 18 | 18 | 4-Φ18 | 4-Φ18 |
40 | 240 | 145 | 150 | 110 | 85 | 3 | 18 | 18 | 4-Φ18 | 4-Φ18 |
50 | 250 | 160 | 165 | 125 | 100 | 3 | 20 | 20 | 4-Φ18 | 4-Φ18 |
65 | 280 | 180 | 185 | 145 | 120 | 3 | 22 | 22 | 8-Φ18 | 8-Φ18 |
80 | 310 | 195 | 200 | 160 | 135 | 3 | 22 | 24 | 8-Φ18 | 8-Φ18 |
100 | 350 | 230 | 235 | 190 | 160 | 3 | 24 | 24 | 8-Φ23 | 8-Φ22 |
125 | 400 | 270 | 270 | 220 | 188 | 3 | 28 | 26 | 8-Φ25 | 8-Φ26 |
150 | 450 | 300 | 300 | 250 | 218 | 3 | 30 | 28 | 8-Φ25 | 8-Φ26 |
200 | 550 | 375 | 375 | 320 | 282 | 3 | 38 | 34 | 12-Φ30 | 12-Φ30 |
250 | 650 | 445 | 450 | 385 | 345 | 3 | 42 | 38 | 12-Φ34 | 12-Φ33 |
300 | 750 | 510 | 515 | 450 | 408 | 4 | 46 | 42 | 16-Φ34 | 16-Φ33 |
350 | 850 | 570 | 580 | 510 | 465 | 4 | 52 | 46 | 16-Φ34 | 16-Φ36 |
400 | 950 | 655 | 660 | 585 | 535 | 4 | 58 | 50 | 16-Φ41 | 16-Φ39 |
450 | 1050 | 680 | 685 | 610 | 560 | 4 | 60 | 57 | 20-Φ41 | 20-Φ39 |
500 | 1150 | 755 | 755 | 670 | 612 | 4 | 62 | 57 | 20-Φ48 | 20-Φ42 |
600 | 1350 | 890 | 890 | 795 | 730 | 5 | 62 | 72 | 20-Φ54 | 20-Φ48 |
PN63
DN | L | D | D1 | D2 | f | b | z-Φd | |||
JB/T | HJ/T | JB/T | HJ/T | JB/T | HJ/T | |||||
15 | 170 | 105 | 105 | 75 | 55 | 2 | 18 | 20 | 4-Φ14 | 4-Φ14 |
20 | 190 | 125 | 130 | 90 | 68 | 2 | 20 | 22 | 4-Φ18 | 4-Φ18 |
25 | 210 | 135 | 140 | 100 | 78 | 2 | 22 | 24 | 4-Φ18 | 4-Φ18 |
32 | 230 | 150 | 155 | 110 | 82 | 2 | 24 | 26 | 4-Φ23 | 4-Φ22 |
40 | 240 | 165 | 170 | 125 | 95 | 3 | 24 | 28 | 4-Φ23 | 4-Φ22 |
50 | 250 | 175 | 180 | 135 | 105 | 3 | 26 | 26 | 4-Φ23 | 4-Φ22 |
65 | 280 | 200 | 205 | 160 | 130 | 3 | 28 | 26 | 8-Φ23 | 8-Φ22 |
80 | 310 | 210 | 215 | 170 | 140 | 3 | 30 | 28 | 8-Φ23 | 8-Φ22 |
100 | 350 | 250 | 250 | 200 | 168 | 3 | 32 | 30 | 8-Φ25 | 8-Φ26 |
125 | 400 | 295 | 295 | 240 | 202 | 3 | 36 | 34 | 8-Φ30 | 8-Φ30 |
150 | 450 | 340 | 345 | 280 | 240 | 3 | 38 | 36 | 8-Φ34 | 8-Φ33 |
200 | 550 | 405 | 415 | 345 | 300 | 3 | 44 | 42 | 12-Φ34 | 12-Φ36 |
250 | 650 | 470 | 470 | 400 | 352 | 3 | 48 | 46 | 12-Φ41 | 12-Φ36 |
300 | 750 | 530 | 530 | 460 | 412 | 4 | 54 | 52 | 16-Φ41 | 16-Φ36 |
350 | 850 | 595 | 600 | 525 | 475 | 4 | 60 | 56 | 16-Φ41 | 16-Φ39 |
400 | 950 | 670 | 670 | 585 | 525 | 4 | 66 | 60 | 16-Φ48 | 16-Φ42 |
PN100
DN | L | D | D1 | D2 | f | b | z-Φd | |||
JB/T | HJ/T | JB/T | HJ/T | JB/T | HJ/T | |||||
15 | 170 | 105 | 105 | 75 | 55 | 2 | 20 | 20 | 4-Φ14 | 4-Φ14 |
20 | 190 | 125 | 130 | 90 | 68 | 2 | 22 | 22 | 4-Φ18 | 4-Φ18 |
25 | 210 | 135 | 140 | 100 | 78 | 2 | 24 | 24 | 4-Φ18 | 4-Φ18 |
32 | 230 | 150 | 155 | 110 | 82 | 2 | 24 | 26 | 4-Φ23 | 4-Φ22 |
40 | 240 | 165 | 170 | 125 | 95 | 3 | 26 | 28 | 4-Φ23 | 4-Φ22 |
50 | 250 | 195 | 195 | 145 | 112 | 3 | 28 | 30 | 4-Φ25 | 4-Φ26 |
65 | 280 | 220 | 220 | 170 | 138 | 3 | 32 | 34 | 8-Φ25 | 8-Φ26 |
80 | 310 | 230 | 230 | 180 | 148 | 3 | 34 | 36 | 8-Φ25 | 8-Φ26 |
100 | 350 | 265 | 265 | 210 | 172 | 3 | 38 | 40 | 8-Φ30 | 8-Φ30 |
125 | 400 | 310 | 315 | 250 | 210 | 3 | 42 | 40 | 8-Φ34 | 8-Φ33 |
150 | 450 | 350 | 355 | 290 | 250 | 3 | 46 | 44 | 12-Φ34 | 12-Φ33 |
200 | 550 | 430 | 430 | 360 | 312 | 3 | 54 | 52 | 12-Φ41 | 12-Φ36 |
250 | 650 | 500 | 505 | 430 | 382 | 3 | 60 | 60 | 12-Φ41 | 12-Φ39 |
300 | 750 | 585 | 585 | 500 | 442 | 4 | 70 | 68 | 16-Φ48 | 16-Φ42 |
350 | 850 | 655 | 655 | 560 | 498 | 4 | 76 | 74 | 16-Φ54 | 16-Φ48 |
400 | 950 | 715 | 715 | 620 | 558 | 4 | 80 | 78 | 16-Φ54 | 16-Φ48 |
PN160
DN | L | D | D1 | D2 | f | b | z-Φd | ||||
JB/T | HJ/T | JB/T | HJ/T | JB/T | HJ/T | JB/T | HJ/T | ||||
15 | 170 | 110 | 105 | 75 | 75 | 52 | 2 | 24 | 20 | 4-Φ18 | 4-Φ14 |
20 | 190 | 130 | 130 | 90 | 90 | 62 | 2 | 26 | 24 | 4-Φ23 | 4-Φ18 |
25 | 210 | 140 | 140 | 100 | 100 | 72 | 2 | 28 | 24 | 4-Φ23 | 4-Φ18 |
32 | 230 | 165 | 155 | 115 | 110 | 85 | 2 | 30 | 28 | 4-Φ25 | 4-Φ22 |
40 | 260 | 175 | 170 | 125 | 125 | 92 | 3 | 32 | 28 | 4-Φ27 | 4-Φ22 |
50 | 300 | 215 | 195 | 165 | 140 | 132 | 3 | 36 | 30 | 8-Φ25 | 4-Φ26 |
65 | 340 | 245 | 220 | 190 | 170 | 152 | 3 | 44 | 34 | 8-Φ30 | 8-Φ26 |
80 | 390 | 260 | 230 | 205 | 180 | 168 | 3 | 46 | 36 | 8-Φ30 | 8-Φ26 |
100 | 450 | 300 | 265 | 240 | 210 | 200 | 3 | 48 | 40 | 8-Φ34 | 8-Φ30 |
125 | 525 | 355 | 315 | 285 | 250 | 238 | 3 | 60 | 44 | 8-Φ41 | 8-Φ33 |
150 | 600 | 390 | 355 | 318 | 290 | 270 | 3 | 66 | 50 | 12-Φ41 | 12-Φ33 |
200 | 750 | 480 | 430 | 400 | 360 | 345 | 3 | 78 | 60 | 12-Φ48 | 12-Φ36 |
250 | 850 | 580 | 515 | 485 | 430 | 425 | 3 | 88 | 68 | 12-Φ54 | 12-Φ42 |
300 | 950 | 665 | 585 | 570 | 500 | 510 | 4 | 100 | 78 | 16-Φ54 | 16-Φ42 |