Malingaliro a kampani Shandong Weichuan Metal Prodducts Co., Ltd.

Wokhuthala wokhala ndi mipanda lalikulu chitoliro wopanga

Kufotokozera Kwachidule:

Monga momwe dzinalo likusonyezera, chitoliro cha square ndi mtundu wa chitoliro cha square. Zida zambiri zimatha kupanga lalikulu chitoliro thupi. Amagwiritsidwa ntchito pa cholinga chanji komanso kuti. Mipope yambiri ya masikweya ndi mapaipi achitsulo. 


Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Monga momwe dzinalo likusonyezera, chitoliro cha square ndi mtundu wa chitoliro cha square. Zida zambiri zimatha kupanga lalikulu chitoliro thupi. Amagwiritsidwa ntchito pa cholinga chanji komanso kuti. Mipope yambiri ya masikweya ndi mapaipi achitsulo. Pambuyo kumasula, kusanja, crimping ndi kuwotcherera, amapanga mipope yozungulira, yomwe imakulungidwa mu mapaipi apakati, ndikudula mu utali wofunikira. Nthawi zambiri, pali machubu 50 lalikulu pa phukusi. Kumbali ya malo, machubu ambiri lalikulu ali muzinthu zazikulu, kuyambira 10 * 10 * 0.8-1.5 mpaka 500 * 500 * 10-25. Machubu a square amagwiritsidwa ntchito popanga masikweya machubu, kukongoletsa masikweya machubu, kumanga masikweya machubu, machubu apamakina, ndi zina zambiri.

welded square pipe

Thick mipanda lalikulu chitoliro ndi mtundu wa kuwala wandiweyani mipanda zitsulo chitoliro ndi dzenje lalikulu gawo, amatchedwanso zitsulo ozizira mawonekedwe mbiri. Ndi chitsulo chachigawo chokhala ndi mawonekedwe apakati ndi kukula kwake, chomwe chimapangidwa ndi chingwe cha Q235 chotentha kapena chozizira kapena coil ngati maziko, kupindika kozizira komanso kuwotcherera kwanthawi yayitali. Kuwonjezera thickening wa khoma makulidwe, ngodya kukula ndi m'mphepete flatness otentha-anagulung'undisa owonjezera wandiweyani khoma lalikulu chitoliro kufika kapena kuposa mlingo wa kukana kuwotcherera ozizira anapanga lalikulu chitoliro.

Machubu akulu akulu okhala ndi mipanda amagwiritsidwa ntchito pomanga, kupanga makina, ntchito zomanga zachitsulo ndi zitsulo, kupanga zombo, zothandizira magetsi adzuwa, uinjiniya wamapangidwe azitsulo, uinjiniya wamagetsi, zopangira magetsi, makina aulimi ndi mankhwala, makoma otchinga magalasi, chassis yamagalimoto, ma eyapoti, boiler. zomangamanga, njanji za misewu, kumanga nyumba, zofanana ndi machubu a square, etc.

Gulu la wandiweyani mipanda lalikulu chitoliro kupanga ndondomeko

Malinga ndi kupanga, wandiweyani khoma lalikulu chitoliro lagawidwa otentha-anagulung'undisa wandiweyani khoma lalikulu chitoliro, ozizira kukokedwa wandiweyani khoma lalikulu chitoliro, extruded wandiweyani khoma lalikulu chitoliro ndi welded lalikulu chitoliro.

The welded lalikulu chitoliro chagawidwa mu

(a) Malinga ndi ndondomeko - arc kuwotcherera lalikulu chubu, kukana kuwotcherera lalikulu chubu (mkulu pafupipafupi ndi otsika pafupipafupi), mpweya kuwotcherera lalikulu chubu ndi ng'anjo kuwotcherera lalikulu chubu.

(b) Ogawanika ndi weld - wowongoka welded square pipe ndi spiral welded square pipe.

Zofunika gulu la wandiweyani mipanda lalikulu chitoliro

Machubu a square amagawidwa kukhala machubu wamba a carbon steel square ndi low alloy square chubu malinga ndi zinthu. Wamba mpweya zitsulo lagawidwa: Q195, Q215, Q235, SS400, 20 # zitsulo, 45 # zitsulo, etc; Zitsulo zotsika za aloyi zimagawidwa mu Q345, 16Mn, Q390, St52-3, ndi zina.

Standard gulu la wandiweyani mipanda lalikulu chitoliro kupanga

Machubu a square amagawidwa kukhala masikweya machubu adziko lonse, machubu amtundu wa Japan, machubu aku Britain masikweya, machubu aku America masikweya, machubu amtundu waku Europe ndi machubu omwe siakuluakulu molingana ndi miyezo yopangira.

Gawo la mawonekedwe a chitoliro chokhuthala chokhala ndi mipanda

Mapaipi a square amagawidwa molingana ndi mawonekedwe a gawo:
(1) Chigawo chosavuta chachubu - chubu lalikulu, chubu lakhoma lamakona anayi.
(2) Chitoliro cham'bwalo chokhala ndi gawo lovuta - duwa lowoneka bwino ngati chitoliro champanda, chitoliro chotseguka, chitoliro chowoneka bwino champanda, chitoliro chapakhoma chakuda ndi chitoliro chapadera chokhala ngati khoma lalikulu.

Gulu la mankhwala pamwamba pa wandiweyani mipanda lalikulu machubu

Malinga ndi mankhwala pamwamba, wandiweyani khoma lalikulu chitoliro lagawidwa: wandiweyani khoma otentha-kuviika kanasonkhezereka lalikulu chitoliro, wandiweyani khoma electro kanasonkhezereka lalikulu chitoliro, wandiweyani khoma wopaka mafuta lalikulu chitoliro ndi wandiweyani khoma kuzifutsa lalikulu chitoliro.

Ntchito gulu la wandiweyani mipanda lalikulu chitoliro

Machubu akulu akulu okhala ndi mipanda amagawidwa molingana ndi momwe amagwiritsidwira ntchito - machubu apakati okongoletsa, machubu akulu akulu azida zamakina, machubu akulu akulu amakampani opanga makina, machubu akulu akulu amakampani opanga mankhwala, machubu akulu akulu azitsulo, machubu apamtunda opangira zombo, machubu apagalimoto apagalimoto. , masikweya machubu azitsulo zachitsulo ndi mizati, ndi machubu masikweya pazolinga zapadera

Khoma makulidwe gulu la wandiweyani mipanda lalikulu chitoliro

Machubu a square amasankhidwa ndi makulidwe a khoma - machubu akulu akulu akulu akulu akulu akulu, machubu akulu akulu akulu ndi machubu opyapyala.

Kunenepa chilinganizo wa wandiweyani mipanda lalikulu chitoliro

Kunenepa chilinganizo wa wandiweyani mipanda lalikulu chitoliro: 4 * khoma makulidwe * (mbali kutalika khoma makulidwe) * 7.85

Kuwerengera chilinganizo cha rectangular chubu kulemera

Kuwerengera kulemera kwa chitoliro cha makona anayi: {(ozungulira ÷ 3.14) - makulidwe a khoma} * makulidwe a khoma * 0.02466

Kufotokozera kwakukulu

The pazipita mfundo za mzere amakona anayi chitoliro kupanga ndondomeko Institute ndi 500mm * 500mm * 19mm, amene ali wachiwiri mu dziko. Mzere waukulu kwambiri wa 26 inch square chubu kupanga wa Nippon Steel padziko lonse lapansi ndi 550mm * 550mm * 22mm. Pakali pano, lalikulu specifications lalikulu amakona anayi chitoliro m'mayiko European ndi America ndi 400 * 400 * 12.7mm.

Kugwiritsa ntchito kwa chubu lalikulu lalikulu

M'zaka zaposachedwa, ndi ndalama zomwe boma likuchita pomanga likulu, ntchito zazikulu zokulirapo komanso zomangamanga m'dziko lonselo zatengera mawonekedwe azitsulo. Chifukwa chaubwino wa mawonekedwe okongola, kupsinjika koyenera komanso chithandizo chosavuta cha node, chubu chachikulu chokulirapo cha mipanda yamakona anayi chimagwiritsidwa ntchito kwambiri m'mabwalo achitetezo a Airport Truss structure system and curtain wall support system of the sports venues and Convention ndi malo owonetsera ambiri. amagwiritsidwa ntchito ngati ziwalo zachitsulo. Komabe, pogwiritsira ntchito, mapaipi azitsulo a square ndi rectangular amakumananso ndi zovuta zina zomwe ziyenera kuthetsedwa mwamsanga.

Mphamvu zapamwamba

Pofuna kuchepetsa kudzikonda ndi kukonza chitetezo ntchito monga kukana chivomerezi ndi kukana zotsatira, mkulu-mphamvu zitsulo wakhala chimagwiritsidwa ntchito kunyumba ndi kunja, ndi mphamvu mphamvu malire afika 630mpa kapena apamwamba. Mphamvu yamakokedwe a zitsulo m'munsi a lalikulu ndi amakona anayi chitoliro opangidwa ndi ndondomeko akhoza kufika 630mpa, kusanja woyamba mu dziko malinga ndi mankhwala mphamvu kalasi. Mphamvu yayikulu yazinthu zopangidwa ndi Nippon Steel ku Japan ndi 550MPa yokha, ndi kusiyana kwa pafupifupi 15%.

Mankhwala apamwamba kwambiri

The makulidwe pazipita lalikulu ndi amakona anayi chubu opangidwa ndi ndondomeko ndi 19mm. Kuchuluka kwapamwamba sikumangowonekera mu makulidwe athunthu, komanso mu makulidwe achibale a mankhwalawa. Makulidwe ndi chizindikiro chofunikira chazovuta za kupendekera kozizira kupanga. Chigawo cha square chubu chikuwonetsedwa ndi chiŵerengero cha makulidwe a m'mphepete. Pakali pano, ambiri amakhulupirira kunyumba ndi kunja kuti pamene m'mphepete makulidwe chiŵerengero ndi zosakwana 10, mankhwala ndi mkulu kupanga zovuta. Pakuti lalikulu ndi amakona anayi chitoliro opangidwa ndi ndondomeko, m'mphepete makulidwe chiŵerengero cha mankhwala ndi gawo laling'ono ndi lalikulu khoma makulidwe akhoza kufika 7, monga 100mm * 100mm * 14mm, 120mm * 120mm * 16mm, etc.

Wotsutsa

Chitoliro chozizira chokhala ndi kukula kwakukulu kokulirapo kopangidwa ndi B490RNQ zitsulo zotentha zotentha zimakwaniritsa ndikupitilira zofunikira za muyezo wadziko lonse wa Q345B potengera zinthu zamakina pa kutentha kwa firiji, kupanga kwake ndikukonza zinthu ndizofanana kapena kuposa Q345B, ndipo chiŵerengero cha zokolola chimakwaniritsa zofunikira za seismic zamakampani omanga a dziko. Nthawi yomweyo, ntchito yake yotentha kwambiri imakhala yabwinoko kuposa Q345B yamulingo womwewo. Pa 600, mphamvu zokolola za B490RNQ zimakhalabe pa 310mpa, zomwe ndizokwera kwambiri kuposa 2/3 ya kutentha kwa chipinda, pamene mphamvu yokolola ya Q345B yokhala ndi khoma makulidwe oposa 8mm mu ndondomeko ya 500 ndiyotsika kuposa 2/3. za chipinda kutentha zokolola mphamvu.


  • Zam'mbuyo:
  • Ena:

  • Zogwirizana nazo