I roto i te ao o ngā paipa ahumahi, ko ngā paerewa te taurangi o te kounga. I tēnei rā, ka whakaatu mātou i te paerewa nui ASTM A139 ki a koutou, me te whakaatu hoki i ngā hua paipa maitai porowhita kounga teitei i hangaia i runga i tēnei paerewa.
Tirohanga whānui oASTM A139Paerewa
Ko te ASTM A139 te "Whakatakotoranga Paerewa mō ngā Paipa Rino Hiko Whakarewahia" i hangaia e te American Society for Testing and Materials. E kapi ana i ngā paipa rino i hangaia mā te tukanga whakarewa hiko whakarewa. E rima ngā taumata o tēnei paerewa mai i te A ki te E, e whakarōpūtia ana i runga i te kaha iti rawa o ngā paipa rino, ā, e whakamahia whānuitia ana i roto i ngā taiao pēhanga-waenga, pēhanga-tiketike rānei mō te kawe i ngā hau, te wai, te hinu, me ētahi atu wai.
ASTM A139 e tutuki ana i ngā paerewaNgā Paipa Rino Astmme whai i te mana whakahaere tino pakari o te tukanga hanga me te whakamātautau mahi miihini tino pakari kia mau ai te kaha kawenga pumau me te kounga whakarewa pono o ia paipa maitai.
Ngā hua auaha i runga i te ASTM A139
Hei kaihanga matua mō ngā paipa rino porowhita i Haina, i whakarewahia e te Cangzhou Spiral Steel Pipe Group te paipa rino porowhita S235 J0 i runga i te paerewa ASTM A139. Ko tēnei hua te putanga hou o tā mātou hangarau paipa rino.
He tukanga hanga paipa maitai porowhita matatau tēnei hua, ā, kei a ia ēnei painga nui e whai ake nei:
Te whakahaere i te āhua rerekē: Mā te tukanga hanga porowhita ka pāngia te pereti maitai e te kaha ōrite puta noa i te tukatuka katoa, kia kore ai e kukū te ahotea ā-rohe.
Te whakaiti i te ahotea toenga: Mā te whakahaere tika i ngā tawhā hanga ka whakaitihia te ahotea toenga i roto i te paipa maitai, ā, ka whakarei ake i te pumau mō te wā roa o te hua.
Kounga mata tino pai: He maeneene, he kore rakuraku te maimoatanga o te mata, ka whakaiti i te uaua o te paninga ārai-waikura i muri mai, ka whakaroa ake i te roa o te mahi.
Te whakamana i te kaha o te umanga
I whakatūria te Cangzhou Spiral Steel Pipe Group i te tau 1993, kei Cangzhou, te Porowini o Hebei. Kua noho ko ia te kaihanga nui rawa atu o ngā paipa rino porowhita me ngā hua paninga paipa i Haina. Ko te rohe o te kamupene he 350,000 mita pūrua me te 68 miriona yuan te rawa katoa me te 680 kaimahi i tēnei wā. 1.8 piriona RMB o te putanga ā-tau, 400,000 tana o ngā paipa rino porowhita ia tau.
E 30 tau mātou e kawe ana i ngā Paerewa o te Ao ki te Hanganga Haina. Ko ia Paipa Rino Astm e tutuki ana i te paerewa ASTM A139 AWWA NSC ka whai i ngā tukanga tirotiro maha, tae atu ki te tino pakari i te wā e hoko ana i ngā rauemi mata tae noa ki te tukunga o te hua whakamutunga.
Ko te whiriwhiri i ngā paipa rino porowhita e rite ana ki te paerewa ASTM A139 he whakatau mō te haumaru, te pono me te pakari. Kei te hiahia nui a Cangzhou Spiral Steel Pipe Group ki te mahi tahi me koe ki te hanga kaupapa paipa roa.
Wā tuku: Maehe-05-2026