Hoʻohana kūikawā ʻia ke kila alahaka no ke kūkulu ʻana i ke kaʻaahi a i ʻole ke alaloa alahaka. Nangang uwapo kila me ka 'oihana hou wikiwiki, e kālele ana ma luna o ka hooulu ana o ka omaomao, haʻahaʻa kalapona, hoʻonui waiwai i loko o ke alahaka kila, i ka hou hanauna o ke kiʻekiʻe hana alahaka kila noiʻi a me ka hoʻomohala a me ka noi, huahana wikiwiki gear upgrades, ua hana Q 345. Q-Q500q, kū'ē i ka wā (me ka ʻole o ka uhi ʻana) ka moʻo kila alahaka (me ka pili ʻana i ka wā, ke kila welding), nā alahaka me ke kila kila kila a me nā moʻo holoʻokoʻa ʻē aʻe, nā kikoʻī piha, nā ʻāpana he nui o ka mana lako pūʻulu. ʻO ke alahaka Nangang a me nā papahana noi kila me ka Hutong Bridge, Pingtan Strait Bridge, New Bay Bridge ma Kapalakiko, Zangmu Bridge Project, Meishan Railway Special Project, Lianzhen Railway Wushan Yangtze River Highway a me Railway Bridge Project, Hangzhou-Shao-Tai Railway Jiaojiang Bridge, etc.
Hiki ke hana a hāʻawi ʻia ka pā kila no ka hoʻolālā alahaka e like me nā kūlana kūpono a me nā koi ʻenehana o GB / T714, ASTM A709, JIS G3106, TB10002.2; me ka'ōwili wela / hoʻomalu i ka'ōwili, ka'ōwili'ā'ī, ka'ōwili'ā'ī, ka hoʻoponopono maikaʻi, TMCP / TMCP + tempering. Hiki i ke kaumaha hoʻokahi ke piʻi i 4 tons. ʻO ka huahana he hana mechanical maikaʻi a me ka hana kuʻiʻana, hiki ke hoʻokō i ke kūkuluʻiaʻana o ke alahaka alaloa, ke alahaka alahao a me ke alahaka kaʻaahi, kūpono loa no ka hoʻohanaʻana i ka hoʻolālā alahaka kiʻekiʻe.
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