ʻO ka pā keleawe he ʻano o ke keleawe alakaʻi i hoʻohana nui ʻia, loaʻa nā waiwai mechanical maikaʻi, a me ka machinability maikaʻi, hiki ke kūpaʻa i ka hana ʻana i ka wela a me ke anu, hoʻohana ʻia i ka ʻoki ʻana a me ka hana ʻana i nā ʻāpana like ʻole, e like me nā gaskets, bushings, etc. he kiʻekiʻe ka corrosion resistance, maikaʻi mechanical properties, maikaʻi ke kaomi ʻana i ke kaomi i ke anuanu a me ka wela, hiki ke hoʻohana ʻia no nā ʻāpana pale corrosion ma luna o nā moku a me ka mahu, ka aila a me nā ʻāpana pili media a me nā conduits.