Hoʻokō nā pōpō kila kila i nā koi no ka pōleʻa paʻa ʻole me ka paʻakikī maikaʻi loa a me ke kūpaʻa ʻana i ka corrosion. Hiki ke hoʻonui ʻia ka pale ʻana i ka corrosion ma o ka annealing. Hoʻohana nui ʻia nā pōpō non-annealed a me annealed i nā valves a me nā mea pili.
Hoʻokumu ʻo Junda i ka pōlele kila, hilinaʻi i nā mea hana kiʻekiʻe a me ka ʻenehana hana, ʻo kā mākou pōpō kila forged i nā pono o ka paʻakikī kiʻekiʻe, ke kūpaʻa maikaʻi ʻana, ʻaʻohe haʻihaʻi, ʻaʻahu ʻaʻahu a pēlā aku. ʻO ka pōlele kila forged Hoʻohana nui ʻia i nā mines like ʻole, nā mea kanu sima, nā mana mana, ʻoihana kemika a me nā ʻoihana ʻē aʻe. I mea e hōʻoiaʻiʻo ai i ka hana maikaʻi o ka wili pōpō, ua hoʻokumu mākou i kahi ʻōnaehana hoʻāʻo maikaʻi maikaʻi loa, ka mana o ka maikaʻi a me nā lako hoʻāʻo. Ua loaʻa iā mākou ka ISO 9001: 2008International quality system certification. Ke manaʻolana nei i kāu hui ʻana.
ʻO Junda ʻoihana hanaφ 20 a hiki iφ 150 pōpō kila forged, koho mākou i ke kila poepoe kiʻekiʻe kiʻekiʻe, haʻahaʻa-carbon alloy, kiʻekiʻe manganese kila, kiʻekiʻe kiʻekiʻe a me kiʻekiʻe manganese kila kila e like me maka.hana ʻia e ke kaʻina hana hoʻoheheʻe ʻana i ka hāmare ea.Koho mākou i ke kila poepoe kiʻekiʻe e like me nā mea maka, a hoʻohana i nā mea hana kiʻekiʻe, ke kaʻina mālama wela kū hoʻokahi a me ka ʻōnaehana hoʻomalu maikaʻi e hōʻoia i ka hana ʻoi aku ka maikaʻi o nā pōpō kila forged i ka paʻakikī holoʻokoʻa. ʻO ka paʻakikī o ka ʻili a hiki i 58-65HRC, ʻoi aku ka paʻakikī o ka leo i 56-64HRC.ʻO ka hāʻawi like ʻana o ka paʻakikī, ʻo 12J/cm² ka waiwai paʻakikī, a ʻoi aku ka liʻiliʻi ma mua o 1%. ʻO ke kinikini poepoe kila i haku ʻia: maʻiʻo kalapona is0.4-0.85, maʻiʻo manganese is0.5-1.2, maʻiʻo chromium is 0.05-1.2,Hiki iā mākou ke hana i ka nui like ʻole e like me ka mea kūʻai aku's noi.Ua loaʻa iā mākou ka ISO 9001: 2008International quality system certification.
Hiki ke hoʻokaʻawale ʻia nā pōpō kila Junda Casting i nā ʻano like ʻole mai 10mm a 130mm. ʻO ka nui o ka hoʻolei ʻana hiki ke loaʻa i loko o ka laulā o nā pōpō kila haʻahaʻa, kiʻekiʻe, a waena. ʻO nā ʻāpana kinipōpō kila he mau hoʻolālā maʻalahi, a hiki iā ʻoe ke kiʻi i ka pōpō kila e like me ka nui āu e makemake ai. ʻO nā pōmaikaʻi nui o ka hoʻohana ʻana i nā pōpō kila he haʻahaʻa ke kumu kūʻai, ka hana kiʻekiʻe, a me ka laulā noi ākea, ʻoi aku hoʻi i ka māla wili maloʻo o ka ʻoihana sima.
ʻO Junda Chrome kila pōlele nā hiʻohiʻona o ka paʻakikī kiʻekiʻe, ke kūpaʻa deformation a me ke kūpaʻa corrosion. Hoʻohana nui ʻia ia no ka hana ʻana i nā apo bearing a me nā mea ʻōwili, e like me ka hana ʻana i ke kila no nā ʻenekini hoʻopau i loko, nā locomotives uila, nā kaʻa, nā tractors, nā mea mīkini, nā wili wili, nā mīkini wili, nā mīkini mining, nā mīkini maʻamau, a me nā pahu holo kiʻekiʻe. Ma waho aʻe o ka hana ʻana i nā pōpō e lawe ana i nā apo, a me nā mea ʻē aʻe.
Junda kalapona kila poepoe ua maheleia i kiʻekiʻe kalapona kila poepoe a me ka haʻahaʻa kalapona kila poepoe elua ano, Ma muli o ke 'ano o ka kalapona kila poepoe i hoʻohana 'ia, e hiki ke hoʻohana 'ia i loko o kekahi mea mai ka lako castors i sliding alahao, polishing a me ka milling machines, peening kaʻina hana, a me ka welding appliances.