



He wāhanga maha ngā mahi a te waea rino kua whakamātauhia, ā, he mea nui hoki i roto i te umanga hanga. He mea hanga ēnei waea mai i ngā tokotoko waea rino waro-teitei kounga teitei kua whakamahanahia, kua mahihia ki te matao, ā, he mea hanga motuhake kia tutuki ai ngā whakaritenga uaua o te whakakaha raima kua whakamātauhia. Ko te ihirangi waro o te waea rino he 0.65% ki te 0.85%, ko te ihirangi whanariki me te whākawa he iti iho i te 0.035%, ā, he tino kaha, he tino pakari hoki.
Kua tino ahu whakamua te waea maitai kua whakamātauhia mai i tōna hanga ahumahi me te whakamahinga i ngā tau 1920. I ēnei rā, he maha ngā hua kua hangaia e tika ana mō ngā whakamahinga rerekē me ngā āhuatanga rerekē. Kei roto i ēnei ko te waea kumea matao, te waea tika, te waea whakangāwari iti, te waea piauau me te waea kōhatu. Ko ēnei hua, me ngā miro maitai kua whakamātauhia, kua noho hei momo maitai kua whakamātauhia e whakamahia whānuitia ana i te ao.
Mō te whakarōpūtanga, he mea rongonui te waea PC toothy ngāwari iti. Nā tōna kaha kume pai rawa atu, he mea tino pai mō ngā tono ahotea teitei. Hei tāpiri, ko te matotoru o te waea maitai he 2.64 mm, he mea pai mō ngā kaupapa hanga maha. Hei tāpiri, ka tutuki tēnei waea raima kua whakamaua ki ngā paerewa kua tohua i roto i te 1084 SAEJ403, e whakarite ana i tōna kounga me tōna pono.
Ko tētahi o ngā āhuatanga tino kitea o te waea maitai kua whakamātauhia ko tōna kaha kume tino pai. I te nuinga o te wā, ko te kaha kume o tēnei momo waea maitai kei runga ake i te 1470MPa, ka neke haere ki te taumata kaha matua o te 1670~1860MPa. Heoi anō, kua whanake haere te diameter o te waea i roto i te wā, mai i te 3 ki te 5 mm ki te awhe o nāianei o te 5 ki te 7 mm. Nā tēnei kaha kua piki ake me te diameter nui ake ka tino ngāwari te waea kua whakamātauhia, ā, ka taea te tu atu ki ngā kawenga nui.
Nā ōna āhuatanga pai rawa atu, e whakamahia whānuitia ana te waea maitai kua whakamātauhia i roto i ngā momo mahi hanga. He mea whakamahi noa hei whakapakari i ngā hanganga pēnei i ngā piriti, ngā whare me ngā ara rerewē hei whakapai ake i tō rātou kaha ki te kawe kawenga me te hanganga whānui. He nui te whakawhirinaki o ngā rāngai ahumahi me ngā rāngai hanganga ki te waea maitai kua whakamātauhia i mua hei whakarite i te roa me te haumaru o ā rātou kaupapa.
Hei whakarāpopototanga, nā te whanaketanga o te waea maitai kua whakamātauhia i huri te umanga hanga. Nā te whakakotahitanga o te maitai waro-teitei kounga teitei me ngā tikanga miihini matatau i hua ake ai he whānuitanga o ngā hua e tika ana mō ngā momo tono. Me te whānuitanga o ngā whakarōpūtanga me ngā kōwhiringa rahi, me te kaha kume pai me ngā whakamahinga maha, he mea nui tonu te waea maitai kua whakamātauhia i roto i te hanganga o ēnei rā.
Hei ngā umanga ārahi o te umanga rauemi whakarewa o Haina, ko te "Hundred good faith enterprise" o te hokohoko maitai me te ratonga whakahaere ā-motu, ko ngā umanga hokohoko maitai o Haina, ko "Top 100 private enterprises in Shanghai". Ko te Shanghai Zhanzhi industry Group Co., Ltd.,(i whakarāpopototia ki te Zhanzhi Group) e pupuri ana i te "Ngākau Pono, Ngā Mahi, Ngā Auaha, Ngātahi-Whaitahi" hei kaupapa matua mō tana mahi, ā, e whai tonu ana ki te whakatakoto i te hiahia o te kiritaki ki te tūranga tuatahi.


