
Wear-Resistant Alloys kahi papa o nā mea i hana ʻia no ke kū ʻana i ka hoʻohaʻahaʻa ʻana o ka ʻili a me ka poho waiwai i hoʻokumu ʻia e ka lole mīkini. Hiki i kēia ʻaʻahu ke hopena mai ka abrasion (scraping), erosion (impact by particles), adhesion (galling and seizing), a me ka hopena.
ʻO kā lākou hana nui ka hoʻonui ʻana i ke ola lawelawe o nā mea hana ʻoihana, hoʻemi i ka manawa haʻahaʻa, a hoʻomaikaʻi i ka hana pono i nā wahi koi.
ʻO ka ʻepekema o ka pale ʻana i ka lole
ʻAʻole hoʻokahi waiwai waiwai e like me ke kūpaʻa ʻana o ka ʻaʻahu; he hana ʻōnaehana paʻakikī. ʻO ke kī i ke kūpale ʻana o ka mea ʻaʻahu ʻo ia ka hiki ke pale aku i ka deformation plastic a me ka haki. Loaʻa mua kēia ma o:
Paʻakiki Kiʻekiʻe: Kū'ē i ke komo ʻana a me ka abrasion e nā ʻāpana paʻakikī.
Paʻa hana: ʻO ka hiki ke lilo i ʻoi aku ka paʻakikī a ʻoi aku ka paʻakikī ma ka ʻili i ka wā i hoʻopilikia ʻia a koʻikoʻi paha (e laʻa, Hadfield manganese steel).
ʻoʻoleʻa: Kū'ē i ka ʻoki ʻana, ka māhā, a me ka spalling ma lalo o nā haʻahaʻa hopena.
Microstructure: ʻO ka loaʻa ʻana o nā carbide paʻakikī (e like me, chromium, tungsten, vanadium carbide) i hoʻokomo ʻia i loko o kahi matrix metallic paʻakikī he mea maʻamau.
Hoʻokumu pinepine ʻia nā mea hoʻopaʻa paʻa ʻole ma luna o nā metala ferrous (hao a me ke kila) a i ʻole nā metala non-ferrous, i hana ʻia kēlā me kēia no nā mīkini ʻaʻahu kikoʻī.
| ʻAno Alloy / Base | Nā ʻano nui | Nā Papa maʻamau / Nā Laʻana | Nā noi kumu mua |
| Na kila Martensitic | ʻO ka paʻakikī kiʻekiʻe a me ka ikaika maikaʻi; loaʻa ma o ka mālama wela (quenching & tempering). | AR400, AR500, 4140, 4340 | ʻO nā bākeke mining, nā liner crusher, nā pahi bulldozer, nā papa lole. |
| Austenitic Manganese Steel | "Hadfield Steel". Paʻakikī loa a paʻakikī i ka hana. Ma ka hopena, piʻi nui ka paʻakikī o ka ʻili i ka wā e paʻa mau ana ke kumu. | A128 Papa C, MN13, MN18 | ʻO nā laina kuʻi iwi, nā rana kaʻaahi, nā ʻōpala pōhaku, nā ala kolo. |
| Hao Kiekie-Chromium Keokeo | Kūʻē kūʻē abrasion ma muli o ka nui o ka chromium carbide paʻakikī. Hiki ke palupalu ma lalo o ka hopena. | Ni-Hard, A532 | ʻO nā pahu pāpaʻi slurry, nā laina wili, nā ʻōwili pulverizer, nā mea hoʻoheheʻe pana. |
| Nā mea hoʻohui karbida | ʻAʻole ia he mea hoʻohui monolithic, akā he mea koʻikoʻi hiki ke hoʻopaʻa ʻia. ʻO nā ʻāpana tungsten carbide paʻa i hoʻokomo ʻia i loko o kahi matrix metala paʻakikī (e like me ka cobalt a i ʻole nickel). | ʻO Tungsten Carbide-Composites, Stellite (Ma muli o kobalt) | ʻO nā uwea paʻakikī, hoʻohana i nā papa, nā mea hana ʻoki, nā ʻāpana drill, nā noho valve. |
| ʻO nā Alloys Kūlike-Cobalt | Kūleʻa maikaʻi loa i ka hui pū ʻana o ka ʻaʻahu, corrosion, a me nā wela kiʻekiʻe (ʻulaʻula-paʻakikī). | Stellite, Haynes alloys | ʻO nā ʻūhā turbine kinoea, nā kīwaha wela kiʻekiʻe, nā ʻōlelo aʻoaʻo ʻike, nā mea ʻenekini. |
| ʻO nā mea hoʻohuihui nikela | E like me ka cobalt alloys, hāʻawi i ka lole maikaʻi a me ka pale ʻana i ka corrosion, hoʻohana pinepine ʻia i kahi kūpono ʻole o ka cobalt. | Inconel, Colmonoy | ʻO nā lako hana kemika, nā ʻāpana aerospace, nā uhi paʻakikī. |
ʻAʻole hoʻohana mau ʻia kēia mau ʻāpana e hana i nā ʻāpana holoʻokoʻa. Hoʻohana pinepine ʻia lākou i nā ala kūpono e pale ai i kahi mea kumu:
Nā mea hoʻolei: ʻO ka ʻāpana (e like me ka pahu pāpaʻi) ua hoʻolei ʻia mai ka huila pale ʻaʻahu.
E hoʻohana i nā pā: Hoʻopaʻa ʻia a hoʻopaʻa ʻia paha nā ʻāpana kila paʻakikī (e laʻa., AR400)
ʻO ka paʻakikī / hoʻopaʻa ʻana: Hoʻopili ʻia a hoʻopaʻa ʻia paha kahi papa o ka mea hoʻoheheʻe pale ʻaʻahu ma luna o ka ʻili o kahi metala kumu ʻoi aku ka maʻalahi. He ala maʻamau kēia a me ka hoʻokele waiwai.
Pā'ū wela: Hoʻopiʻi ʻia kahi uhi o ka huila ma luna o ka ʻili e hana i kahi ʻāpana pale ʻaʻahu.
I ka hōʻuluʻulu ʻana, ʻo Wear-Resistant Alloys kahi ʻohana like ʻole a koʻikoʻi o nā mea i hana i ka iwi kuamoʻo o ka ʻoihana kaumaha. ʻO ke koho ʻana i ka mea hoʻoheheʻe kūpono e pili ana i ka hoʻomaopopo pono ʻana i ke ʻano o ka ʻaʻahu (abrasion, hopena, a me nā mea ʻē aʻe), ke ʻano hana (me ka mahana a me ka corrosion), a me nā noʻonoʻo waiwai.