Nūhou ʻOihana
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ʻO nā mea maikaʻi a me nā pōʻino o ke kila'ōwili wela
ʻO ka'ōwili wela e pili ana i nā hua'ōlelo o ka'ōwili anu, ka'ōwili anu i loko o ka mahana recrystallization ma lalo o ka'ōwili, a me ka'ōwili wela ma luna o ka'ōwili wela recrystallization. Pōmaikaʻi: hiki i ka ʻōwili wela ke hōʻino i ka microstructure cast o ka ingot kila, hoʻomaʻemaʻe ...Heluhelu hou aku -
Nā kumu ulia a me ka pale ʻana i nā pōʻino ʻenehana aila a me ke kinoea
ʻO nā mea pōʻino ka paipu kinoea ma lalo o nā kūlana maʻamau, lawe ʻia ke kinoea i loko o kahi ʻōnaehana paʻa, i ka wā i hāʻule ʻole ai ka ʻōnaehana i ka hoʻololi ʻana i ka hoʻoili ʻana o ke kinoea kūlohelohe, hui pū ʻia ke kinoea maoli me ka ea e hana i ke kinoea pahū a hiki i ka palena pahū a i ʻole kahi hihia o e ahi ka wai ma mua o...Heluhelu hou aku -
ʻO Kina ka mea hana kila nui loa o ka honua i ke kenekulia e hiki mai ana
I kēia manawa, me ka hoʻomohala hoʻokele waiwai a me ka holomua ʻenehana, huli ka ʻoihana kila Kina i Kina. I ka manawa like, ua komo ka ulu ʻana o ka ʻoihana kila honua i kahi kahua hou. Ua like ia me Kina. Ma keʻano he mea hoʻolako i ka paipu pipeline, welded steel pipe, structural steel pipe, seamle...Heluhelu hou aku -
Ke ʻano o ka paipu kila māmā
ʻO ka paipu kila māmā e pili ana i ka mea i emi iho ma mua o 0.25% carbon steel ma muli o kona ikaika haʻahaʻa, haʻahaʻa paʻakikī a palupalu. Loaʻa i ka hapa nui o ke kila kalapona maʻamau a me ke kila kila kila kiʻekiʻe, ʻo ka hapa nui me ka ʻole o ka mālama wela i hoʻohana ʻia i nā hale ʻenekinia, kekahi carburizing ...Heluhelu hou aku -
ʻO ka hoʻohaʻahaʻa i ka ʻili o ka papa hoʻolei mau a i ʻole billet
Hōʻike ka papa hoʻolei hoʻomau a i ʻole ka ʻili billet i nā lua kūlike ʻole, ʻo ia ka hapa nui o nā lua ʻaoʻao, a me nā lua kū pololei. ʻO ke kaumaha a me nā mea'ē aʻe i loko o ka austenitic stainless steel (Cr18Ni9 type) a me ke kila haʻahaʻa-carbon (carbon 0.10 a 0.15%) o kaʻili papa. He mea maʻalahi ke kaumaha ma ka ʻaoʻao ...Heluhelu hou aku -
Pehea e pale ai i ka ʻili o ka paipu kila welo
Aia nā ʻano paipu kila like ʻole ma nā mākeke kūloko a me ka honua no kāu koho ʻana, e like me ka paipu kila welded. Hiki ke ho'ohana 'ia ka paipu kila e like me ka 'aila a me ke kinoea pipeline lō'ihi e hiki ai ke hō'oia i ka palekana ikehu maoli. Eia nō naʻe, ʻo ka ʻili o ka paipu stee shou ...Heluhelu hou aku
