He whānuitia te whakamahinga o ngā ngongo poiha ASTM A210, he ngongo maitai waro kore-honohono, i hangaia mō ngā pūnaha poiha pēhanga-waenga me te pēhanga-tiketike. He mea nui ēnei ngongo ki ngā taputapu poiha ahumahi, ngā pūnaha whakaputa mamaoa tipu hiko, me ngā momo tono whakawhiti wera. Nā te mea...
Ko te ASTM A192 tētahi o ngā whakatakotoranga e whakamahia whānuitia ana mō ngā ngongo maitai waro kore hononga i hangaia mō te ratonga poiha pēhanga teitei. He mea whakamahi noa ēnei ngongo i roto i ngā poiha ahumahi, ngā tipu hiko, ngā whakamahana whare whakapai, me ngā pūnaha whakawhiti wera kei reira ngā pāmahana teitei me te h...
He whānuitia te whakamahinga o ngā ngongo tuitui matao i roto i te hangarau mīhini hou, ngā pūnaha waipēhi, ngā wāhanga motuka, me te hanga taputapu tino tika. Ki te whakatauritea ki ngā ngongo maitai wera hurihuri paerewa, he nui ake te tika o ngā āhuatanga o ngā ngongo tuitui matao,...
He mea nui te mahi a ngā ngongo maitai tika i roto i te hangarau miihini hou me te hanga taputapu waipēhi. Ki te whakatauritea ki ngā paipa maitai hanganga paerewa, he tino piri ake ngā ātete ā-ahu o ngā ngongo tika, he pai ake te āhua o te mata, ā, he pai ake te miihini...
Ko te ngongo whakarewa matao E355 e ai ki te DIN EN 10305-2 he ngongo maitai tino kaha, e whakamahia whānuitia ana i roto i ngā rango karu, ngā rango waipēhi, ngā mīhini taumaha, ngā taputapu hiki, me ngā tono miihini tino tika. Ka whakaratohia e ēnei ngongo whakarewa matao te hiranga...
1. Kaupapa Hei whakarite i te tukanga whakakikorua nikara kore-hiko, te whakahaere tawhā, me ngā whakaritenga kounga, kia mau ai te kounga paninga e tutuki ai ngā paerewa a te kiritaki me te ao. 2. Whānuitanga E pā ana ki te whakakikorua nikara kore-hiko i runga i te maitai waro, te maitai kore-waikura...
He mea nui te mahi a ngā pūnaha kawe i roto i ngā mahi keri hou me ngā ahumahi whakahaere rauemi papatipu. Me kawe tonu, me te whai hua hoki ngā rahinga nui o ngā rauemi pēnei i te waro, te rino, te konganuku, me ngā kohuke puta noa i ngā tawhiti roa. Ko ngā roera kawe...
E whakamahia whānuitia ana ngā pūnaha waipēhi i roto i ngā taputapu ahumahi hou, ngā mīhini hanga, ngā mīhini hanga, me ngā pūnaha hangarau taumaha. He mahi nui tā ngā rango waipēhi i roto i ēnei pūnaha mā te huri i te pēhanga waipēhi hei kaha miihini. Nā te mea he waipēhi...