I te wā e whiriwhiri ana i ngā rauemi tika mō tō kaupapa hanga, mō tō kaupapa hangarau rānei, ka pā nui te paipa kua whiriwhiria ki te angitu whānui me te pakari o tō mahi. I roto i ngā momo kōwhiringa e wātea ana, ko te paipa takirua te mea pai rawa atu, inā koa te whakaaro ki ngā tono uaua o te hanganga hou. I roto i tēnei tuhinga, ka tūhuratia e mātou he aha te paipa takirua (ina koa ko te paipa hau ASTM A252 DSAW) te mea pai rawa atu mō tō kaupapa e whai ake nei.
Te Kaha me te Pakari Kore e Taea te Whakataetae
Ko tētahi o ngā take matua hei whiriwhiripaipa takirua kua whakarewainako tōna kaha me tōna manawanui nui. Mā te tukanga whakapiri-rua ka whakakahangia ngā hononga paipa, ka puta he hanganga kaha e taea ai te tu atu i ngā pēhanga teitei me ngā āhuatanga taiao kino. He mea nui rawa atu tēnei mō ngā kaupapa e hiahia ana kia pono te mahi i roto i ngā taiao uaua, pērā i ngā paipa hau me te hinu, ngā pūnaha wai, me ngā tono hanganga.
Ko ā mātou paipa hau DSAW (Double Submerged Arc Welded) he mea hanga i roto i tō mātou whare hangarau hou i Cangzhou, Hebei Province, ā, he mea hanga ki ngā paerewa kounga me te mahi tino pai. Nō te tau 1993 tō mātou kamupene, ā, kua whiwhi ingoa pakari mō te hiranga o te kounga, e 350,000 mita pūrua te rahi, ā, e 680 ngā tohunga ngaio e whakamahi ana. Ko tā mātou whakapau kaha ki te kounga e kitea ana i roto i tō mātou piripono ki ngā paerewa ASTM A252, kua whakawhirinakihia e ngā miihini me ngā tohunga hanga mō ngā tau maha.
He pai mō ngā momo tono
Ehara i te mea he kaha anake ngā paipa whakarewa takirua, engari he maha hoki ngā whakamahinga. Ka taea te whakamahi i roto i ngā momo mahi maha, ā, he pai mō ngā momo ahumahi maha. Ahakoa kei te mahi koe i tētahi kaupapa hanganga nui, i tētahi kaupapa hanga iti rānei, ka taea te whakarite i ngā paipa whakarewa takirua kia rite ki ō hiahia. Nā tō rātou kaha ki te mahi pai i roto i ngā taiao rerekē, tae atu ki ngā taiao he nui te pēhanga me te piki me te heke o te pāmahana, he pai mō ngā momo mahi uaua.
Te whai huatanga o te utu me te roa o te ora
Ko te utu tīmatanga o te haumi i roto i te takiruapaipa whakarewaAhakoa te āhua teitei ake i ērā atu momo paipa, he nui ake ngā painga mō te wā roa i te utu tīmatanga. Nā te pakari me te kaha o ngā paipa takirua, he iti ake te tiaki e hiahiatia ana, ā, he roa ake te wā e mau ai, ā, ka penapena moni koe. Mā te whiriwhiri i te paipa hau ASTM A252 DSAW, ka taea e koe te whakarite ka tu tonu tō kaupapa mō te wā roa, ka whakaiti i te tūponotanga o ngā whakatikatika utu nui, ngā whakakapinga rānei ā muri ake nei.
TE HAUMARUTANGA ME TE WHAKARITE
He mea nui te haumaru mō ngā kaupapa hanga katoa, ā, mā ngā paipa whakarewa takirua ka whakaratohia he paparanga haumaru anō. He pakari te hanganga o ēnei paipa, ka whakaiti i te tūponotanga o ngā turuturu me ngā pakaru, ka taea te kino rawa atu i roto i ngā tono pēhanga teitei. Hei tāpiri, ka tutuki ā mātou hua i ngā paerewa ahumahi, ka whakarite kia tutuki ngā rauemi e whakamahia ana e koe ki ngā ture haumaru me ngā mahi pai rawa atu.
Hei whakarāpopototanga
I te katoa, ko te paipa whakarewa takirua te mea pai rawa atu ina whiriwhiri ana i ngā paipa mō tō kaupapa e whai ake nei. Nā te kaha kore e taea te whakataurite, te maha o ngā whakamahinga, te whai hua o te utu, me te whakapau kaha ki te haumaru, ka tutuki i te paipa hau ASTM A252 DSAW i hangaia i roto i tō mātou wheketere Cangzhou ngā whakaritenga pono me te mahi a ngā miihini me ngā tohunga hanga. Whakawhirinaki mai ki ō mātou tekau tau o te wheako me te tohungatanga ki te whakarato i ngā rauemi kounga e hiahiatia ana e koe mō tō kaupapa e whai ake nei. Mā te whiriwhiri i te paipa whakarewa takirua ka angitu, ka roa hoki tō mahi hanga.
Wā tuku: Hakihea-27-2024