Ngongo tapawhāhe momo ngongo maitai āhua tapawhā tuwhera, e mōhiotia ana ko te ngongo tapawhā,ngongo tapawhā. Ko tōna whakatakotoranga e whakaatuhia ana i roto i te mm o te diameter o waho * te matotoru o te pakitara. He mea hanga ki te rīpene maitai hurihuri wera mā te hurihuri matao, te kume matao rānei.
Te whakamahinga o te paipa tapawhā tuitui:
Tapawhā tuitui me tengongo tapawhā yuantaie whakamahia whānuitia ana. He mea whakamahi noa hei hanga i ngā wāhanga hanganga me ngā wāhanga mīhini, pērā i te paipa keri hinu, te pou tuku waka, te anga pahikara me ngā tūāpapa maitai e whakamahia ana i roto i te hanganga, he mea hanga ki te maitai hanganga waro kounga teitei mā te hurihuri wera, te kume makariri rānei, ā, e whakamahia ana hei paipa, hei wāhanga hanganga rānei hei kawe wai.
Momo ngongo tapawhā tuitui:
1. E ai ki te rauemi, ka taea te wehewehe ki te maitai hanganga waro noa me te maitai hanganga kaha teitei koranu iti. Kaua te ihirangi waro o te mea tuatahi e neke ake i te 4.5%; whanariki ≤ 0.035; whākawa ≤ 0.005; chromium ≤ 0.15; ihirangi nikara <0.25; parahi ≤ 0.30; kei roto i te mea whakamutunga he iti noa te silicon, te manganese me te vanadium hei tāpiri atu ki te waro, te whanariki, te whākawa me te chromium.
2. E ai ki te kounga o te mata:
(1) Whakaoti:
1 Me maeneene, me papatahi hoki ngā mata o roto, o waho hoki o te ngongo tapawhā kore hononga, me te kore he mirumiru, he kita rānei.
2 Ina iti iho i te 100 mm2 te horahanga o roto o te mata, ko te ātete e whakaaetia ana mō te horahanga o roto ko ± 0.2 mm.
3 Ina nui ake te horahanga o roto i te 100 mm2, ko te ātete e whakaaetia ana mō te horahanga o roto ko ± 0.5 mm.
4 Kāore e whakaaetia ngā ngatata, ngā kopa rānei ki te mata o roto; 5 Kaua he koha 6 Kaua he tohu karawarawa, he tohu maru rānei e kitea ana.
(2) Papatahi:
1 Me papatahi, me māeneene ngā mata o roto, o waho hoki o ngā ngongo tapawhā tuitui.
2 Kaua e kitea he āhua kore ōrite ina tirohia ki te karāhe whakanui 10X.
3 Kei te poutū te mata pito o te pūwero ki te rārangi pokapū o te paipa.
4 Kaua he kohao i te pito o te kōhao o te paipa.
5 Kaua e kopikopiko te piko o te paipa.
6 Me whakarara ngā pito e rua o te paipa.
7 Kāore e whakaaetia he pūkohu e kitea ana i te whakarewa i muri i te tangohanga o te waikura.
8 Kaua e kitea he rua e kitea nuitia ana.
9 Kāore e whakaaetia ngā hapa e pā ana ki te whakamahinga.
10 Ina whakamahia te mīhini hurihuri pereti mō te whakarewa, kaua te radius o te porowhita i te whakarewa e iti iho i te matotoru o te konganuku turanga.
(3) Te tika o ngā āhuatanga:
1 Kaua te hapa porowhita e neke ake i te pekanga mōrahi kua tohua i roto i te paerewa e rite ana mā te neke atu i te 2 mm/m2.
2 Kaua te tika me te rerekētanga o te koki e neke ake i te 1/20 o te rerekētanga mōrahi kua tohua i roto i te paerewa e rite ana.
3 Kaua te rerekētanga rohe o te roa e neke ake i te 1.5 ngā wā o te uara kua tohua.
Te whakahaere kounga opaipa maitai Yuantaihe tino pākari, kia taea ai e ngā kaihoko te whiriwhiri me te māia.kamupene YuantaiI whiwhi i te 77 ngā pateni,Yuantai maitaikua toa i te toa kotahi o te umanga ngongo tapawhā mō ngā tau 10 karapīpiti,
Ki te hiahia koe ki te whiwhiutu paipa maitai yuantai，Tena koa whakapā mai.
Wā tuku: Hakihea-09-2022
