Hana ʻia ka hao hao ma ke kaʻina hoʻolei one.Ua koho ʻia ka hoʻolei one ma ke ʻano he ʻenehana ma ke ʻano he ala makemake e hana ai i nā ʻāpana kino mai ka liʻiliʻi o ka paona a i nā ʻāpana nui loa.ʻO ke kaʻina hana maʻalahi a maikaʻi ke kumukūʻai, ʻoiai no ka holo haʻahaʻa ma muli o ke kumukūʻai mea hana.Ma kahi kokoke i nā ʻāpana hoʻonohonoho i hiki ke hana ʻia me ka hoʻohana ʻana i kahi kaʻina hoʻoheheʻe ʻē aʻe hiki ke hoʻemi ʻia i kahi kumu a hana ʻia e like me ka hoʻolei ʻana i ke one.ʻO ka hao hoʻoheheʻe he mea hao hao, kalapona a me ke silika.Me ka maʻiʻo kalapona o 2.1 a 4.5 % a me ke silika ma kahi o 2.2% a me ka liʻiliʻi o Sulphur, Manganese a me Phosphorous.

ʻO ka hoʻoheheʻe hao kekahi o nā hana hoʻoheheʻe kahiko loa ma ka honua.Hoʻoheheʻe ʻia ka hao hoʻoheheʻe ʻia a ninini ʻia i loko o nā mole a i ʻole nā ​​​​mea hoʻoheheʻe e hana i kahi ʻāpana o nā huahana i makemake ʻia ka nui a me ke ʻano.Hiki ke hoʻohanaʻia ka hao hao ma nāʻanoʻoihana.I ke kaʻina hana o Cast Iron, hoʻoholo nā mea hoʻohui i ke ʻano o ka hao.Ke hoʻohālikelike ʻia me ka hoʻoheheʻe kila, ʻoi aku ka laulā o ka hoʻoheheʻe ʻana i nā pono o kāna mau waiwai.ʻO nā ʻano nui o ka hao ʻo Grey, Ductile, Compacted graphite, White, Malleable, Abrasion resistant a me Austenitic.

Nā mea hoʻohana maʻamau no ka hao hao:

– Nā Hana ʻenehana

– Mea kanu a me nā lako ʻenehana kaumaha

– Nā Mea Hana Mea Mea Pono

– Māhele Petrochemical & Aila

- Nā polokalamu Aerospace

– Ke kukulu moku

– Nā ʻoihana kaʻa kaʻa a me nā hale kaʻaahi

– Ka Mining, Quarrying & Minerals

– Māhele ʻOihana a me ka hana mana

- Nā polokalamu Hydro

- Nā Mea Hana Pum & Valve

– ʻO Rolling Mills & Steel Production

– Hoolei Hao Hoolei Kuikawa

– Nā hoʻolei ʻana

- Nā mea hoʻolei hoʻonani

ʻO nā ʻano hana hoʻoheheʻe kaulana loa no ka hoʻoheheʻe ʻana i ka ʻāpana hao, ʻo ia ka hoʻoheheʻe ʻana i ke one ʻōmaʻomaʻo, ka hoʻoheheʻe ʻana i ka pūpū, ka hoʻoheheʻe ʻana i ke one resin a me ke ʻano o ka foam nalowale.

Me ka hoʻomohala nui ʻana i nā makahiki i hala aku nei, ʻo kā mākou hana a pau e hana maʻalahi me nā laina hoʻoheheʻe ʻia e like me nā laina kuʻekuʻe a i ʻole nā ​​laina hoʻoheheʻe ʻia, ua hoʻokomo ʻia ka mīkini ninini maʻalahi.