ʻO ka lau kila puna e pili ana i ke kila e hoʻohana ana i ka elasticity i ka hoʻopiʻi ʻana a me ka hoʻoweliweli ʻana, a ua hoʻohana kūikawā ʻia e hana i nā pūnāwai a me nā mea elastic. Ma ka hoʻohanaʻana i nāʻano kino o nā mea, hiki iā ia ke mālama a hoʻokuʻu i ka ikehu ma o kekahi mauʻano hoʻololi, pēlā e hoʻohaʻahaʻa ai i ka haʻalulu mechanical a me ka hopena.
1). Material: 65Mn, 55Si2MnB, 60Si2Mn, 60Si2CrA, 55CrMnA, 60CrMnMoA, e like me ka makemake o ka mea kūʻai.
2). ʻO ka hoʻopili ʻana: ka hoʻopili ʻana i ke kai kūpono
3). Ka lapaʻau ʻili: kuʻi, welded, pena ʻia a i ʻole e like me ka makemake o ka mea kūʻai aku
4). Nui: e like me ka makemake o ka mea kūʻai aku
E like me ka hoʻohui ʻia ʻana o kemika
Wahi a GB / T 13304 maʻamau, ua māhele ʻia ka lau puna kila i ke kila puna ʻole (carbon spring steel) a me ke kila puna kila e like me kona haku mele.
①Ke kila puna kalapona
②Alloy puna kila
Eia kekahi, kohoʻia kekahi mau hōʻailona ma keʻano he puna puna mai nā kila'ē aʻe, e like me ke kila kila kila kiʻekiʻe, ke kila kila, ke kila kila kiʻekiʻe a me ke kila kila.
Loaʻa nā waiwai piha o ka puna kila, e like me nā waiwai mechanical (ʻoi aku ka palena elastic, ka palena ikaika, ka lākiō hua), elastic loss resistance (ʻo ia hoʻi, elastic loss resistance, i ʻike ʻia ʻo ka hoʻomaha hoʻomaha), hana luhi, harden-ability, physical. a me nā waiwai kemika (ke kū'ē wela, ke kū'ē wela ha'aha'a, ke kū'ē o ka oxidation, ke kū'ē i ka corrosion, etc.).
No ka hoʻokō ʻana i nā koi o ka hana ma luna, 0.5mm pūnāwai ʻāpana kila ka maikaʻi o ka metallurgical maikaʻi (kiʻekiʻe ka maʻemaʻe a me ka like ʻole), maikaʻi ka maikaʻi o ka ʻili (ka mālama pono i nā hemahema o ka ʻili a me ka decarburization) a me ke ʻano a me ka nui.
Hoʻohana ʻia ʻo 60Si2Mn Spring steel sheet no ka hana ʻana i nā puna lau ʻāpana liʻiliʻi, e like me nā puna lau kōkua mua a ma hope ma nā kaʻa; ʻO ka hana ʻana i nā kaʻa, nā tractor a me nā ʻoihana ʻē aʻe e hana i nā puna lau e hana ana ma lalo o ka ukana nui a me nā kūlana koʻikoʻi.
No ka laʻana, ʻo 55Si2MnB kahi papa kila i hoʻomohala ʻia e Kina, a ʻoi aku ka maikaʻi o kona paʻakikī, ʻoi aku ka maikaʻi o nā waiwai mechanical a me nā waiwai luhi ma mua o ke kila 60Si2Mn. Hoʻohana nui ʻia ia e hana i nā puna lau o nā kaʻa liʻiliʻi a me nā kaʻa liʻiliʻi, a maikaʻi kāna hopena noi. Hiki ke hoʻohana ʻia e hana i nā pūnāwai lau ʻē aʻe me ka nui o ka ʻāpana kea.
ʻOiai ʻo Kina ʻoihana metala ʻoihana alakaʻi i nā ʻoihana, ʻo ke kālepa kila aupuni a me ka logistic "Hundred good faith enterprise", China steel trade enterprises, "Top 100 private enterprises in Shanghai". ) lawe i ka "Integrity, Practicality, Innovation, Win-Win" ma ke ʻano o kāna kumu hana hoʻokahi, hoʻomau mau i ka waiho ʻana i ka koi o ka mea kūʻai aku ma kahi mua.