
Hana ʻia nā mea holoi paʻa mai nā ʻano mea like ʻole, i koho ʻia kēlā me kēia e hoʻokō i nā koi pono hana. ʻO ke kila māmā kahi mea maʻamau i hoʻohana ʻia no nā hana maʻamau.
Hana ʻia nā mea holoi puna mai nā mea kiʻekiʻe - maikaʻi e hōʻoia i ka hana pono a me ka lōʻihi. ʻO ke kila kalapona ka mea i hoʻohana nui ʻia, pinepine i nā māka e like me 65Mn a i ʻole 70, hiki ke wela - mālama ʻia e hoʻonui i kona elasticity a me ke kūpaʻa luhi.
Ua hoʻokumu ʻia ʻo Hebei Fujinrui Metal Products Co., Ltd. ma 2004 a aia ma Handan City, Hebei Province. Hoʻopili ka hui i kahi ʻāpana o 10,000 square square a loaʻa iā ia kahi limahana ma mua o 200 poʻe. He ʻoihana ia e hoʻohui i ka hana huahana fastener a me ka pale ʻana i ka corrosion surface metal, me kahi hui ʻenehana hana makua. ʻOi aku ma mua o 20 mau makahiki o ka ʻike i ka ʻoihana paʻa.