Piʻi ke kumukūʻai o ka hao puaʻa

Ma lalo o ka mana o ke kumukūʻai honua o ka hao hao, ua piʻi aʻe ke kumukūʻai o ke kila ʻōpala i kēia mau lā aku nei a ua hoʻomaka ke kumukūʻai o ka hao puaʻa e piʻi. Hoʻopilikia pū ka palekana o ke kaiapuni i ka pau ʻana o ka waihona o nā mea hana carburizing kiʻekiʻe. A laila e piʻi paha ke kumukūʻai o ka hao hoʻolei i ka mahina e hiki mai ana. Eia nā kikoʻī:

1 Hao puaʻa a me ke kōke

Ma Shandong, Shanxi, Jiangsu, Hebei, Henan a me nā wahi ʻē aʻe, ʻoiai he liʻiliʻi nā ukana hao, akā he kakaikahi loa nā mea hana e hana ana no laila ʻaʻole nui ka waihona. ʻO ka piʻi ʻana o ka mākeke kila, ke kumukūʻai o ke coke a me ka ore e pili ana i ka piʻi ʻana o ke kumukūʻai hao, i ka pule i hala aku nei ua piʻi ka hao puaʻa i 1%-3%, ua piʻi ke coke i 2% a ua emi nā waihona ʻelua. Hiki mai ka piko o ke kauwela, e hoʻomau ka ulu ʻana o ke koi a me ke kumukūʻai o ke coke. Akā ma muli o ke kiʻekiʻe o ka mahana a me ke kau ʻole, ʻaʻole maikaʻi ka noi o nā hale kila a me nā hale hana hao no ka hao puaʻa, Manaʻo ʻia ʻaʻole e piʻi nui ke kumukūʻai i ka wā pōkole.

2 ʻōpala a me ka mea hoʻoheheʻe carburizing

Ua wehe ʻia ke kīʻaha o ka hale hana hao ma muli o nā pilikia kaiapuni, ua hoʻomaka nā hui he nui e hoʻololi i ke alapine (frequency) o ke kaʻina hana hoʻoheheʻe umu uila, me ka hoʻohana ʻana i ke kila ʻōpala haʻahaʻa a hana hou ʻia a me ka mea hana carburizing e hana i ka hao ductile a i ʻole ka hao hina. ʻO ka mea hana carburizing graphite maikaʻi ke kī, akā ʻo ka pale ʻana i ke kaiapuni i ka hapalua makahiki mua ua alakaʻi i ka pani ʻana o nā hale hana he nui a me ka pau ʻana o nā mea hana carburizing. Eia kekahi, ua piʻi aʻe ke kumukūʻai o nā ʻōpala no laila ua piʻi ke kumukūʻai o nā hale hana a hiki ke piʻi pū ke kumukūʻai o nā paipu hao hoʻolei a me nā mea hoʻopili.


Ka manawa hoʻouna: Malaki-07-2017

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