Waea Kowiri tira 316 me te 317
He Kupu Whakataki ki te Waea Rino
Te tuhi waea kowiri tira (te tuhi waea kowiri tira): he tukanga tukatuka kirihou whakarewa e tangohia ai he tokotoko waea, he waea kore rānei i roto i te kōhao o te mate tuhi waea i raro i te mahi a te kaha kume hei hanga waea rino wāhanga iti, waea konganuku kore-ferrous rānei. Ka taea te whakaputa waea he rerekē ngā āhua me ngā rahi whakawhiti-wāhanga o ngā momo konganuku me ngā konukōrei mā te tuhi. He tika ngā inenga o te waea kua kumea, he maeneene te mata, he māmā ngā taputapu tuhi me ngā pokepoke, ā, he ngāwari te hanga.
Whakaaturanga Hua
Ngā Āhuatanga o te Tukanga
Ko te āhua ahotea o te kukume waea ko te āhua ahotea matua toru-ahu o te ahotea pēhi rua-ara me te ahotea kume kotahi-ara. Ki te whakatauritea ki te āhua ahotea matua kei reira ngā ahunga e toru he ahotea pēhi, he māmā ake te waea whakarewa kua kumea ki te tae ki te āhua o te whakarerekētanga kirihou. Ko te āhua whakarerekētanga o te kukume he āhua whakarerekētanga matua toru-ara o te whakarerekētanga pēhi rua-ara me te whakarerekētanga kume kotahi. Kāore tēnei āhua i te pai mō te kirihou o ngā rauemi whakarewa, ā, he māmā ake te whakaputa me te whakaatu i ngā hapa mata. Ko te nui o te whakarerekētanga whakawhiti i roto i te tukanga kukume waea ka herea e tōna tauwehenga haumaru, ā, ko te iti o te nui o te whakarerekētanga whakawhiti, ko te nui ake o te kukume e haere ana. Nō reira, he maha ngā haerenga o te kukume tere-teitei tonu e whakamahia ana i roto i te hanga waea.
Kāwai Hua
Ko te tikanga, ka wehea kia 2 raupapa, 3 raupapa, 4 raupapa, 5 raupapa me te 6 raupapa kowiri tira maitai, kia rite ki te kowiri tira austenitic, ferritic, rua-ara kowiri tira me te kowiri tira martensitic.
Ko te 316 me te 317 maitai kore waikura (tirohia i raro mō ngā āhuatanga o te 317 maitai kore waikura) he maitai kore waikura kei roto te molybdenum. He paku teitei ake te ihirangi molybdenum i roto i te maitai kore waikura 317 i tērā o te 316 maitai kore waikura. Nā te molybdenum i roto i te maitai, he pai ake te mahi whānui o tēnei maitai i te 310 me te 304 maitai kore waikura. I raro i ngā āhuatanga pāmahana teitei, ina he iti iho i te 15% te kukū o te waikawa whanariki me te teitei ake i te 85%, he whānui ngā whakamahinga o te 316 maitai kore waikura. He pai hoki te ātete o te 316 maitai kore waikura ki te waikura pūhaumāota, nō reira he mea whakamahi noa i roto i ngā taiao moana. Ko te ihirangi waro mōrahi o te 316L maitai kore waikura ko te 0.03, ka taea te whakamahi i roto i ngā tono e kore e taea te whakahaere i te whakamahana i muri i te whakarewa me te hiahia mō te ātete waikura mōrahi.
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