Mapaipi owombera owoneka bwino a mzere wamagesi
Mapaipi owoneka bwinoNdizofunikira m'makampani, makamaka pomanga mafuta a mafuta ndi mpweya. Zogwirizana zawo zimafotokozedwa mu mainchesi mulifupi ndi khoma makulidwe, akuwonetsa kusinthasintha kwawo ndikusinthasintha zofunikira pazinthu zosiyanasiyana.
| Wofanana | Kalasi yachitsulo | Kuphatikizika kwa mankhwala | Katundu wonenepa | Chiyeso cha Charpy chimakhala ndi kuyesa kwa thupi | ||||||||||||||
| C | Si | Mn | P | S | V | Nb | Ti | CEV4) (%) | RT0.5 COPA ramulani mphamvu | Mphamvu ya RM MPA | RT0.5 / RM | (L0 = 5.65 √ s0) econgsion A% | ||||||
| max | max | max | max | max | max | max | max | Ena | max | min | max | min | max | max | min | |||
| L245MB | 0.22 | 0.45 | 1.2 | 0.025 | 0.15 | 0.05 | 0.05 | 0.04 | 1) | 0,4 | 245 | 450 | 415 | 760 | 0.93 | 22 | Chiyeso cha Charpy charpy: chimakhudza mphamvu ya chitoliro cha chitoliro cha chitoliro cha chitoliro cha weld chidzayesedwa monga amafunikira muyezo woyambirira. Kuti mumve zambiri, onetsetsani mzere woyambayo. Kuchepetsa thupi kugwedeza: malo osankha | |
| GB / T971111111 (PSL2) | L290MB | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0,4 | 290 | 495 | 415 | 21 | |||
| L320MB | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.41 | 320 | 500 | 430 | 21 | ||||
| L360MB | 0.22 | 0.45 | 1.4 | 0.025 | 0.015 | 1) | 0.41 | 360 | 530 | 460 | 20 | |||||||
| L390MB | 0.22 | 0.45 | 1.4 | 0.025 | 0.15 | 1) | 0.41 | 390 | 545 | 490 | 20 | |||||||
| L415MB | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 1) 2) 3 | 0.42 | 415 | 565 | 520 | 18 | |||||||
| L450MB | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 1) 2) 3 | 0.43 | 450 | 600 | 535 | 18 | |||||||
| L485MB | 0.12 | 0.45 | 1.7 | 0.025 | 0.015 | 1) 2) 3 | 0.43 | 485 | 635 | 570 | 18 | |||||||
| L555MB | 0.12 | 0.45 | 1.85 | 0.025 | 0.015 | 1) 2) 3 | Kukambirana | 555 | 705 | 625 | 825 | 0.95 | 18 | |||||
| Zindikirani: | ||||||||||||||||||
| 1) 0.015 ≤ at <0.060; n ≤ 0.015; ch ≤ 0.30; Mo ≤ 0.10 | ||||||||||||||||||
| 2) v + nb + ti ≤ 0.015% | ||||||||||||||||||
| 3) Pazitsulo zonse zachitsulo, mo Meyi ≤ 0.35%, pansi pa mgwirizano. | ||||||||||||||||||
| 4) CEV = Cn / 6 + (cr + mo + v) / 5 + (5) / 5 | ||||||||||||||||||
Kupanga chitoliro chowoneka bwino kwa spiration kumaphatikizapo kugwiritsa ntchito ukadaulo wautali wa chitoliro, ndikupanga mapaipi osakwatiwa kapena awiri kapena awiri. Njira zowuzira izi zikutsimikizira kukhala zodalirika komanso kudalirika kwa mapaipi, okhoza kukhala opindikaMzere wagesi wachilengedwekutumiza.
Popanga malo athu opangidwa, tikutsimikizira kuti mapaipi owalawa owala kwambiri amatsimikizira kuyeserera kwamphamvu kuonetsetsa kuti muyenere miyezo yawo yayikulu. Ndizofunikira kuti chitoliro chowonera chimakumana ndi malamulo a hydraulic, mphamvu yakuwoneka bwino komanso kugwa kozizira.
Mapaipi athu owoneka bwino amapangidwa kuti azitha kupitirira miyezo yamakampani ndikukwaniritsa zofuna zowerengeka kwambiri zapansi pamwambo. Adapangidwa kuti azitha kupirira nyengo yosiyanasiyana ya chilengedwe, ndikuwonetsetsa kuti zinthu zikuchitika nthawi yayitali.
Kugwiritsa ntchito mapaipi owoneka bwino m'ndondomeko ya gasi yamagesi yamagalimoto kumapereka njira yothandiza komanso yothandiza yoyendera mpweya. Kukhazikika kwachilengedwe kwa zojambulajambula-zowoneka bwino kumatsimikizira kufalikira kwa gasi ndikuchepetsa chiopsezo cha kutaya kapena kutupa pakapita nthawi, kupatsa mtendere wamalingaliro kwa ogwiritsa ntchito ogwirira ntchito ndi ogwiritsa ntchito.
Ndife odzipereka kupatsa makasitomala athu ndi zinthu zapamwamba kwambiri, ndipo mapaipi owoneka bwino kwambiri ndi odzipereka pa malonda omwe amagulitsa. Timalinganiza kulimba, kuchita zinthu zathu ndi chitetezo chathu, kuonetsetsa kuti amakumana ndikupitilira zofunikira zam'magulu am'masitolo omasulira.
Mwachidule. Ndi kapangidwe kake kopambana, kutsatira malamulo ogwirira ntchito, komanso kudzipereka kosasunthika kwa abwino, chitoliro chathu chophimbira ndichabwino polojekiti youzidwa yachilengedwe. Kuyanjana nafe kuti tipeze chitoliro chapamwamba kwambiri chazomwe zili pansi paukadaulo champhamvu cha mayiyu.
