Nā papa keleawe a me nā pale a me nā'āpana
ʻO kahi pūpū i hoʻopaʻaʻia i ka'āpanaʻekolu a me ke kūʻokoʻa me kaʻole o nā mea i hoʻopiliʻia; nā palaoa, nā wahia kūlohelohe a me nā hao; e'ākoakoaʻia e kekahi mana hou,ʻo ka mea kūpono. Pono nā mana kūikawā i ke koho a me ke noiʻana o nā mea a pau i loaʻa i nā mea āpau e loaʻa ai kahi paʻa.
A789 UNS S31803 a me URT S32205ʻElua mau helu Duplex i hoʻohana pinepineʻia ma nāʻano hana maʻamau. Uaʻikeʻia kēia mau kīʻaha duplex s3180. ʻO A789 kahi kiko'ī e uhi ana i nā'āpana seamless a me nā tubes i hanaʻia mai Duplex Inselless Steel.
ʻO nā mea kilokiloʻo Duplex i nā mea kanu manu he mau cr alloys e pili ana i ka micritic-Austevitic micsstructure ma ka mahana o ka lumi. Loaʻa i kēia mau kinikini ke hoʻohui i nā hui kūpono o ka austetitic a me Ferritic Hank. Ua hōʻikeʻo Duplex i nā mea hoʻokūkū koʻikoʻi i hōʻikeʻia aʻoi aku ka maikaʻi ma mua o ka ulia ma mua o ka mea kila ferritic Loaʻa iā lākou nā ikaika kiʻekiʻe aʻoi aku ka maikaʻi o ka paleʻana ma mua o ka mea kila kilatima a me ka geasetler a me ke aliʻi, 1992). Ua alakaʻiʻia kā lākou hanaʻenehana maikaʻi i ka hoʻonuiʻana i nā helu noi, nui ma nā wahi o nā wahi e like me nā moku e like me keʻano o nā cexi
1.4462 Duplex Insielless Steel he papa maikaʻi maikaʻi loa no ka corrosinion resistivance a me nā mea i loaʻaʻole. Ua kākauʻia kēia māka e like me 1.4462 a iʻole X2crnimon22-5-5 e like me keʻano o ka c31803 e like me ke kumuʻole. Hiki i kekahi mau mea hana ke inoa i kēia 1.4462 Ma muli o ka tetet, antiofaft
Hoʻohālikelike me Ferrite,ʻo ia ka mea kiʻekiʻe loa a me ka paʻakikī,ʻaʻohe hale aliʻi i hoʻomaikaʻiʻia a me ke kauʻana i keʻano o ka hale o Ferritic. Hoʻohālikelikeʻia me nā kila kila,ʻo ia hoʻi ka ikaika e hāʻawi nui nei, a me kona paleʻana i ka corrostion