M'dziko lokhazikika la zomangamanga, zipangizo zomwe timasankha zimagwira ntchito yofunika kwambiri pakupanga osati kukongola kwa nyumba, komanso kugwira ntchito kwake ndi kukhazikika. Chimodzi mwazinthu zoterezi chomwe chatchuka kwambiri muzomangamanga zamakono ndi chitsulo chozizira chopangidwa ndi welded structural steel. Njira yatsopanoyi yopangira zitsulo imapereka zabwino zambiri zomwe zimapangitsa kukhala chisankho chabwino pama projekiti amakono.
Cold-formed welded structural steel imadziwika ndi kupanga kwake kwapadera, komwe kumaphatikizapo kupanga chitsulo kutentha kwa firiji ndikuchiwotcherera kuti chikhale cholimba kwambiri. Njirayi imawonjezera mphamvu zazinthuzo ndikulola kuti zikhale zovuta kupanga zomwe zimakwaniritsa zofunikira zamakono zamakono zamakono. Kugwiritsiridwa ntchito kwachitsulo ichi kumawonekera makamaka m'nyumba zapamwamba, milatho ndi zomangamanga za mafakitale kumene mphamvu ndi kukhazikika ndizofunikira.
Chimodzi mwazinthu zodziwika bwino m'gululi ndi zathuozizira anapanga welded structuralmapaipi gasi opangidwa kuchokera ku A252 Grade 1 zitsulo. Chogulitsacho chimapangidwa pogwiritsa ntchito njira yowotcherera ya arc yomizidwa kawiri, yomwe imatsimikizira kutha kwapamwamba komanso mphamvu zabwino kwambiri. Mapaipi athu achitsulo amatsatira muyezo wa ASTM A252 wokhazikitsidwa ndi American Society for Testing and Materials (ASTM), womwe umatsimikizira kudalirika kwawo komanso magwiridwe antchito osiyanasiyana. Mapaipiwa ndi osinthasintha ndipo amagwiritsidwa ntchito m'njira zosiyanasiyana, kuchokera ku machitidwe ogawa gasi kupita ku chithandizo cha zomangamanga.
Ubwino wogwiritsa ntchito zitsulo zozizira zopangidwa ndi welded structural zitsulo m'nyumba zamakono zimapitilira mphamvu. Kupepuka kwazinthu izi kumapangitsa omanga kupanga mapangidwe olakalaka kwambiri popanda kusokoneza chitetezo. Izi ndizofunikira makamaka m'matauni momwe malo ndi ofunika kwambiri. Kuonjezera apo, kulondola kwa njira zopangira kumatanthauza kuti zigawozi zikhoza kupangidwa motsatira ndondomeko yeniyeni, kuchepetsa zinyalala ndikuwonjezera mphamvu yomanga yonse.
Kuonjezera apo, kuthekera kokongola kwazitsulo zozizira zopangidwa ndi welded structural sizinganyalanyazidwe. Akatswiri a zomangamanga akukopeka kwambiri ndi mawonekedwe owoneka bwino, opanga mafakitale zomwe nkhaniyi imapereka. Ikhoza kusiyidwa kuti ikhale yofiira, yamakono kapena yotsirizidwa m'njira zosiyanasiyana kuti zigwirizane ndi zinthu zina zapangidwe. Kusinthasintha kumeneku kumapangitsa kuti pakhale kuwonetseratu kwapangidwe pamene mukusunga kukhulupirika kwa nyumbayo.
Ili ku Cangzhou, m'chigawo cha Hebei, kampaniyo yakhala ikutsogola pamakampani opanga zitsulo kuyambira pomwe idakhazikitsidwa mu 1993. Kampaniyi ili ndi dera la 350,000 lalikulu mita ndipo yapanga ndalama zazikulu ndi chuma chonse cha RMB 680 miliyoni. Kampaniyi ili ndi antchito 680 ndipo yadzipereka kupanga zitsulo zamtengo wapatali zomwe zimakwaniritsa zofunikira za zomangamanga zamakono.
Kuyang'ana m'tsogolo, kugwiritsa ntchito chitsulo chozizira chopangidwa ndi welded pomanga kupitilira kukula. Poganizira kukula kwa kukhazikika komanso kuchita bwino, nkhaniyi imapatsa omanga ndi omanga njira yothetsera vutoli. Posankha mankhwala monga wathu ozizira anapanga welded structuralmapaipi gasi, akatswiri amakampani angatsimikizire kuti ntchito zawo sizinapangidwe mokongola, komanso zowoneka bwino komanso zosamalira chilengedwe.
Mwachidule, kuphatikizika kwa zitsulo zoziziritsa kuzizira zowotcherera m'nyumba zamakono zikuyimira kupita patsogolo kwakukulu pantchito yomanga. Mphamvu zake, kusinthasintha kwake, komanso kukongola kwake kumapangitsa kuti ikhale chida chofunikira kwa omanga kuti asunthire malire a mapangidwe pomwe akutsatira miyezo yachitetezo ndi kukhazikika. Pamene tikupitiriza kupanga zatsopano ndi kukonza zinthu zathu, timakhala odzipereka kuthandizira gulu la zomangamanga ndi zipangizo zapamwamba kwambiri.
Nthawi yotumiza: Feb-07-2025