



Ko te pepa maitai puna e pā ana ki te maitai e whakamahi ana i te ngāwari i te wā e tinei ana, e whakamahana ana hoki, ā, he mea hanga motuhake hei hanga puna me ngā huānga ngāwari. Mā te whakamahi i ngā āhuatanga ā-tinana o ngā rauemi, ka taea te penapena me te tuku i te pūngao mā roto i ētahi tikanga hurihanga, ā, ka whakaiti i te wiri ā-pūkaha me te pānga.
1). Rauemi: 65Mn, 55Si2MnB, 60Si2Mn, 60Si2CrA, 55CrMnA, 60CrMnMoA, kia rite ki te hiahia o te kiritaki.
2). Te tākai: te tākai paerewa mō te moana
3). Te maimoatanga mata: te werohia, te whakarewahia, te peitahia, te rite rānei ki te hiahia o te kiritaki
4). Rahi: kia rite ki te hiahia o te kiritaki
E ai ki te whakarōpūtanga hanganga matū
E ai ki te paerewa GB/T 13304, ka wehea te rau puna maitai ki te maitai puna kore-koranu (maitai puna waro) me te maitai puna koranu e ai ki tōna hanganga matū.
①Te maitai puna waro
②Konumohe puna maitai
Hei tāpiritanga, ko ētahi waitohu ka tīpakohia hei maitai puna mai i ētahi atu maitai, pērā i te maitai hanganga waro kounga teitei, te maitai taputapu waro, te maitai taputapu tere-teitei me te maitai kore waikura.
He tino pai ngā āhuatanga whānui o te pepa maitai puna, pērā i ngā āhuatanga ā-pūkaha (ina koa ko te rohe rapa, te rohe kaha, te ōwehenga hua), te ātete ngaronga rapa (arā, te ātete ngaronga rapa, e mōhiotia ana ko te ātete whakangā), te mahi ngenge, te kaha whakapakeke, ngā āhuatanga ā-tinana me te matū (ātete wera, ātete pāmahana iti, ātete waikura, ātete waikura, me ētahi atu).
Hei whakatutuki i ngā whakaritenga mahi o runga ake nei, he tino pai te kounga whakarewa o te rau maitai puna 0.5mm (he tino parakore me te ōrite), he pai te kounga o te mata (he tino whakahaere i ngā hapa o te mata me te tango warowaihā) me te āhua me te rahi tika.
Ka whakamahia te rau maitai puna 60Si2Mn hei hanga puna rau wāhanga reo me te iti, pērā i ngā puna rau āwhina o mua me muri i runga i ngā motuka; hei hanga motuka, tarakihana me ētahi atu ahumahi hei hanga puna rau e mahi ana i raro i ngā āhuatanga kawenga me te ahotea nui.
Hei tauira, ko te 55Si2MnB he momo maitai i whakawhanakehia e Haina, ā, ko tōna kaha ki te whakapakeke, ki ngā āhuatanga miihini whānui me ngā āhuatanga ngenge he pai ake i ērā o te maitai 60Si2Mn. E whakamahia ana mō te hanga puna rau o ngā motuka reo me te iti, ā, he pai te pānga o tōna whakamahinga. Ka taea hoki te whakamahi hei hanga i ētahi atu puna rau he rahi whakawhiti-waenga.
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.


