ʻO ke alakaʻi ka mea hoʻohana maʻamau i hoʻohanaʻia ma ke keleawe no ka mea hiki i ka hanaʻana i nā mea hana'ē aʻe. Hoʻopiliʻia nā brasses a me nā brasses free cutting, e like me C36000 a me C38500, i waena o 2.5% a me 4.5% he alakaʻi a he mauʻoihana maikaʻi loa.
ʻO ka Bra Brad® (C87850 a me C69300) heʻano alakaʻiʻole-alakaʻi e hoʻohana ana i ka huaʻikoʻa ma kahi pani o ke alakaʻi i ka hoʻonui i ka hanahana.
ʻO ka pauku keleawe he mea nui keʻano o ka alumina , e hāʻawi ana i ke kala gula'ōniʻoniʻo. ʻO ka 10, 20 a me 50 hapa kālā o ka EU i hanaʻia i kahi'āpana keleawe, i kapaʻiaʻo "Nordic gold" i loko o 5% alumini.
ʻO nā keleawe likeʻole e like me C26130,ʻaʻole he mea kānalua, he arsenic. ʻO nā mea nui o ke arsenic e kōkua i ka paleʻana i kaʻinoʻino o ke keleawe.
Hoʻohanaʻiaʻo Tin i mea e hoʻonui ai i ke kūpikipikiʻino i kekahi keleawe (e like me C43500), akā, e emi iho ka hopena o ke kuʻi.
Hiki ke hoʻohālikeʻia he keleawe keleawe (C86300 a me C675) e like me keʻano o ke keleawe a he ikaika ikaika loa ia me ke kūpikipiki pale kūpono a me nā mea torsional.
He lōʻihi ko Nickel mau mea i ke alohaʻia me ke keleawe,ʻoiai no ka mea e hua mai ana i ke kālā kukui,'āpana kūpili pale. ʻO ka 'Nickel silver' (ASTM B122) no ka mea,ʻaʻohe kālā , akā, ua komo i loko o ke keleawe, ka zinc, a me ka nickel.
ʻO ka'āpana paona Beritania hoʻokahi i hanaʻia mai ka kālā Nickel i loko o 70% keleawe, 24.5% zinc, a me 5.5% nickel.
ʻO ka hope, hiki ke hoʻohanaʻia ka hao i nā mea liʻiliʻi e hoʻonui i ka ikaika a me ka paʻakikī o ke keleawe. I kekahi manawa i kapaʻiaʻo keʻoni o Aich - heʻano o ka mea hao - ua hoʻohanaʻia kēlā mau pa keleawe i loko o nā hana moana.
Hiki i ka pakuhi ma lalo nei ke ho'ākāka i nā mea'enela keleawe a me nā waiwai i loaʻa iā lākou.
Hoʻonuiʻia nā mea pono a me nā waiwai a pau
| Element | Ka nui | Hoʻonui ka waiwai |
| Ke alakaʻi | 1-3% | ʻO ke kuhihewa |
| ʻO Manganese ʻO Aluminium Silicon Nickel ʻO ka hao | 0.75-2.5% | E hāʻawi i ka ikaika i 500MN / m 2 |
| ʻO Aluminium Hoʻokena ʻOi | 0.4-1.5% | ʻO ke kū'ēʻana i ke kino, ma ke kai |
Puna: www.brass.org