Large Diameter Square Tube
Mapaipi akuluakulu a mainchesi akulu ndi zitsulo zokhala ndi magawo opanda pake amagwiritsidwa ntchito ngati mapaipi onyamula madzi, monga mapaipi otengera mafuta, gasi, gasi, madzi ndi zinthu zina zolimba.Poyerekeza ndi zitsulo zolimba monga zitsulo zozungulira, chitoliro chachitsulo chimakhala ndi kulemera kopepuka pamene kupindika ndi mphamvu ya torsion ndi yofanana.Ndi mtundu wachitsulo chokwera mtengo, chomwe chimagwiritsidwa ntchito kwambiri popanga zida zamakina ndi zida zamakina, monga mapaipi obowola mafuta, ma shaft amagalimoto, ndi njinga.Zomangamanga ndi zitsulo zomwe zimagwiritsidwa ntchito pomanga nyumba.Kugwiritsa ntchito mapaipi achitsulo kupanga zigawo zooneka ngati mphete kumatha kukulitsa kuchuluka kwa zinthu zomwe zimagwiritsidwa ntchito, kufewetsa njira yopangira, ndikusunga zida ndi kukonza maola amunthu.Mwachitsanzo, mphete zokhala ndi mphete, manja a jack, ndi zina zotero, zapangidwa kwambiri ndi mapaipi achitsulo.Mapaipi achitsulo ndi chinthu chofunikira kwambiri pazida zosiyanasiyana wamba, ndipo migolo ndi migolo zonse zimapangidwa ndi mapaipi achitsulo.Malinga ndi mawonekedwe osiyanasiyana amtundu wagawo, mapaipi achitsulo amatha kugawidwa m'mapaipi ozungulira ndi mapaipi ooneka bwino.Popeza dera lozungulira ndilo lalikulu kwambiri pansi pa chikhalidwe chofanana, madzi ambiri amatha kunyamulidwa ndi chubu chozungulira.Kuonjezera apo, pamene gawo la mphete likukhudzidwa ndi kupanikizika kwa ma radial mkati kapena kunja, mphamvuyo imakhala yofanana.Choncho, mapaipi ambiri achitsulo amakhala ozungulira.Komabe, mapaipi ozungulira amakhalanso ndi malire.Mwachitsanzo, ngati kupindika kwa ndege, mapaipi ozungulira sakhala abwino ngati masikweya.Mapaipi amakona anayi ali ndi mphamvu zopindika kwambiri.Mapaipi a square ndi amakona amagwiritsidwa ntchito kwambiri pamakina ena aulimi, mipando yachitsulo ndi matabwa, etc. Malinga ndi zolinga zosiyanasiyana, mapaipi achitsulo okhala ndi mawonekedwe apadera amafunikira.
1. Large-diameter lalikulu chitoliro kwa dongosolo (GB/T8162-1999) ndi lalikulu m'mimba mwake lalikulu chitoliro kwa dongosolo lonse ndi dongosolo makina.
2. Large-diameter lalikulu chitoliro choyendera madzimadzi (GB/T8163-1999) ndi chitoliro chachikulu cham'mimba mwake chomwe chimagwiritsidwa ntchito kunyamula madzi, mafuta, gasi ndi madzi ena.
3. Machubu akulu akulu am'mimba mwake a ma boilers otsika komanso apakatikati (GB3087-1999) amagwiritsidwa ntchito popanga machubu otentha kwambiri opangira ma boilers otsika komanso apakatikati amitundu yosiyanasiyana, machubu amadzi otentha ndi machubu otenthetsera kwambiri opangira ma locomotive, machubu akulu a utsi, machubu ang'onoang'ono a utsi ndi mabwalo Apamwamba kwambiri azitsulo za carbon structural zitsulo zotentha zotentha komanso zozizira (zogudubuza) mapaipi akuluakulu a sikweya mita a mapaipi a njerwa.
4. Machubu akulu akulu-m'mimba mwake a ma boiler othamanga kwambiri (GB5310-1995) ndi chitsulo chapamwamba cha carbon, aloyi chitsulo, ndi zitsulo zosapanga dzimbiri zosagwira kutentha zitsulo zazikulu m'mimba mwake machubu otenthetsera pamwamba pamphamvu komanso pamwamba pa madzi- machubu boilers.
5. The mkulu-anzanu lalikulu m'mimba mwake lalikulu chitoliro kwa zipangizo feteleza (GB6479-2000) ndi apamwamba mpweya structural zitsulo ndi aloyi zitsulo lalikulu m'mimba mwake lalikulu chitoliro oyenera zida mankhwala ndi mapaipi ndi kutentha ntchito -40 ~ 400 ℃ ndi kuthamanga kwa 10 ~ 30Ma.Chubu.
6. Mapaipi a square lalikulu-diameter a kusweka kwa petroleum (GB9948-88) ndi mapaipi akulu akulu akulu akulu akulu-akuluakulu oyenera machubu ang'anjo, zotenthetsera kutentha ndi mapaipi mumafuta opangira mafuta.
7. Mipope yachitsulo pobowola geological (YB235-70) ndi mapaipi achitsulo omwe amagwiritsidwa ntchito pobowola pakati ndi madipatimenti a geological.Atha kugawidwa m'mapaipi obowola, ma kolala obowola, mapaipi apakatikati, mapaipi a casing ndi mapaipi a sedimentation malinga ndi ntchito zawo.
8. Chitoliro chachikulu cha m'mimba mwake pobowola diamondi pachimake (GB3423-82) ndi chitoliro chachikulu cha m'mimba mwake chomwe chimagwiritsidwa ntchito pobowola pakati pa diamondi, ndodo zapakati, ndi posungira.
9. Petroleum pobowola chitoliro (YB528-65) ndi lalikulu m'mimba mwake sikweya chitoliro chimene chimakhuthala mkati kapena kunja mbali zonse za pobowola mafuta.Mapaipi achitsulo amagawidwa m'magulu awiri: waya ndi opanda waya.Mipope ya mawaya imalumikizidwa ndi mfundo, ndipo mapaipi opanda zingwe amalumikizidwa ndi zida zolumikizira matako.
10. Mpweya wa carbon zitsulo zazikulu-m'mimba mwake mapaipi lalikulu zombo (GB5213-85) ndi mpweya zitsulo lalikulu m'mimba mwake mapaipi lalikulu ntchito popanga Class I kukakamiza mapaipi kachitidwe, Kalasi II kuthamanga mapaipi kachitidwe, boilers ndi superheaters.Kutentha kwa carbon zitsulo lalikulu-m'mimba mwake lalikulu chubu khoma si upambana 450 ℃, ndi aloyi zitsulo lalikulu m'mimba mwake lalikulu chubu khoma upambana 450 ℃.
11. Large-diameter lalikulu chubu kwa galimoto theka shaft casing (GB3088-82) ndi apamwamba mpweya structural chitsulo ndi aloyi structural chitsulo chotentha-anagulung'undisa lalikulu m'mimba mwake lalikulu chubu kupanga galimoto theka shaft casing ndi galimoto gwero chitsulo cholumikizira chubu. .
12. Chitoliro chamafuta othamanga kwambiri cha injini ya dizilo (GB3093-2002) ndi chitoliro chozizira chachikulu cham'mimba mwake chopangira chitoliro champhamvu cha jekeseni wa injini ya dizilo.
13. The m'mimba mwake m'mimba mwake lalikulu lalikulu chubu lalikulu la hayidiroliki ndi pneumatic masilindala (GB8713-88) ndi ozizira kukokedwa kapena ozizira adagulung'undisa m'mimba mwake lalikulu chubu lalikulu ndi m'mimba mwake yeniyeni mkati kupanga hayidiroliki ndi pneumatic masilindala.
14. Chitoliro chozizira chozizira kwambiri kapena chozizira kwambiri (GB3639-2000) chimagwiritsidwa ntchito popanga makina, zida za hydraulic zokhala ndi mawonekedwe apamwamba komanso mapeto abwino.Kusankha mwatsatanetsatane machubu akulu akulu akulu kuti apange makina kapena zida zama hydraulic kumatha kupulumutsa kwambiri maola amunthu, kukulitsa kugwiritsa ntchito zinthu, komanso kuthandizira kukweza kwazinthu.
15. Chitsulo chosapanga dzimbiri cham'mimba mwake (GB/T14975-2002) ndi chitsulo chosapanga dzimbiri choyaka moto chopangidwa ndi mapaipi osagwira dzimbiri komanso magawo omangika omwe amagwiritsidwa ntchito kwambiri mu mankhwala, mafuta, nsalu, zamankhwala, chakudya, makina ndi mafakitale ena.(Zowonjezera, zokulitsidwa) ndi kuzizira (zokulungidwa) machubu akulu akulu akulu.
16. Chitsulo chosapanga dzimbiri lalikulu la mita lalikulu chubu choyendetsa madzimadzi (GB / T14976-2002) ndi chotenthetsera chotenthetsera (chotambasula, chotambasulidwa) ndi chozizira (chokulungidwa) chachikulu cham'mimba mwake chopangidwa ndi chitsulo chosapanga dzimbiri choyendetsa madzimadzi.
17. Chitoliro chapadera chokhala ndi mainchesi akulu ndi mawu omveka a mapaipi apakati akulu akulu okhala ndi mawonekedwe ophatikizika osati mapaipi ozungulira.Malinga ndi mawonekedwe osiyana ndi kukula kwa gawo zitsulo chitoliro, akhoza kugawidwa mu ofanana khoma makulidwe apadera-woboola pakati lalikulu m'mimba mwake lalikulu chitoliro (code D), osalingana khoma makulidwe wapadera woboola pakati lalikulu lalikulu lalikulu chitoliro lalikulu (code BD), chitoliro chachitsulo chosasinthika chosinthika (code BJ) ).Machubu owoneka ngati akulu akulu am'mimba mwake amagwiritsidwa ntchito kwambiri m'magawo osiyanasiyana, zida ndi zida zamakina.Poyerekeza ndi mapaipi ozungulira, mapaipi ooneka ngati apadera nthawi zambiri amakhala ndi nthawi yokulirapo ya inertia ndi gawo modulus, ndipo amakhala ndi kupindika kwakukulu komanso kukana kugwedezeka, komwe kumatha kuchepetsa kulemera kwapangidwe ndikusunga chitsulo.
Mipope ya masikweya akulu akulu imagwiritsidwa ntchito kwambiri ngati mapaipi otumizira madzi, monga mapaipi otumizira mafuta, gasi, gasi, madzi ndi zinthu zina zolimba.Mapaipi a square mainchesi amagwiritsidwanso ntchito kwambiri popanga zida zamakina ndi zida zamakina, monga mapaipi obowola mafuta, ma shaft amagalimoto, mafelemu anjinga, ndi zitsulo zachitsulo zomwe zimagwiritsidwa ntchito pomanga.
Large-diameter lalikulu sikweya chitoliro mbali specifications pepala mankhwala gawo parameter (GB/T3094-2000)
| Utali wammbali/mm | Makulidwe a khoma / mm | Gawo lagawo/cm2 | Kulemera kwamalingaliro/kg/M | Mphindi ya inertia/cm4 | Gawo modulus/cm3 |
| 40 | 3.5 | 4.9 | 3.85 | 11.16 | 5.58 |
| 50 | 4 | 7.09 | 5.56 | 25.56 | 10.22 |
| 60 | 5 | 10.58 | 8.3 | 54.57 | 18.19 |
| 70 | 5 | 12.58 | 9.87 | 90.26 | 25.79 |
| 80 | 5 | 14.58 | 11.44 | 138.9 | 34.72 |
| 92 | 5 | 16.98 | 13.33 | 217.1 | 47.19 |
| 100 | 5 | 18.58 | 14.58 | 282.8 | 56.57 |
| 108 | 5 | 19.96 | 15.67 | 346.99 | 72.14 |
| 120 | 5 | 22.36 | 17.55 | 485.47 | 89.79 |
| 110 | 7 | 28.01 | 21.99 | 503.4 | 91.54 |
| 150 | 6 | 33.63 | 26.4 | 1145.91 | 168.85 |
| 180 | 16 | 98.37 | 77.22 | 4252.42 | 590.55 |
| 200 | 8 | 59.79 | 46.94 | 3621 | 400.25 |
| 250 | 10 | 93.42 | 73.33 | 8841.87 | 781.73 |
| 16 | 162.37 | 127.46 | 18462.79 | 1521.42 | 200.65 |
