uʻa wiliwilihoʻohana nui ʻia i ka ʻoihana, ka mahiʻai, ka hānau ʻana, ke kūkulu ʻana, ka lawe ʻana, ka mining a me nā mea ʻē aʻe.E like me nā pale mīkini, nā pā holoholona, nā pā pua, nā pā pukaaniani, nā pā komo, nā hīnaʻi moa, nā hīnaʻi hua manu a me nā hīnaʻi ʻai hale keʻena, nā hīnaʻi pepa a me nā mea hoʻonaninani.Hiki iā mākou ke hana e like me nā koi kūikawā o nā mea kūʻai.Hana ʻia ʻo welding mesh i ke kiʻekiʻe o ka haʻahaʻa haʻahaʻa haʻahaʻa kila uea lālani kuʻi, a laila anu plating (electroplating), wela plating, PVC i hoʻopili ʻia i ka ʻili o ka passivation, plasticizing lāʻau lapaʻau, laumania mesh, ʻaʻahu mesh, paʻa solder hui, kūloko machining kūpaʻa hana, corrosion. kū'ē, pale ʻino.Nā hiʻohiʻona: Ke koho ʻana i ke kila kila kila o ke kiʻekiʻe kiʻekiʻe o ke kila kila wili lālani, ʻoi aku ka nui o ka waikawa, ke kūpaʻa alkali, ka wili paʻa, nani, hoʻohana nui ʻia a pēlā aku.
ʻO ke kumu wiliwili ke kumu metala o ka electrode.I mea e hōʻoia ai i ka maikaʻi o ka weld, aia nā hoʻoponopono koʻikoʻi i ka ʻike o nā mea metala like ʻole i ka weld core.ʻO ka mea nui, aia nā palena paʻa i nā mea haumia ʻino (e like me ka sulfur a me ka phosphorus), a ʻoi aku ka maikaʻi o ka metala weld core ma mua o ka metala kumu.ʻAʻole hiki ke hana ʻia ka hoʻoheheʻe ʻana ma luna o kahi koʻokoʻo maʻemaʻe me ka ʻole o kahi uhi.ʻO kēia no ka mea ʻilihune loa ka paʻa ʻana o ke arc, nui loa ka splashing, a ʻaʻole i hana maikaʻi ʻia ka weld.Ma hope o ka hoʻomaʻamaʻa lōʻihi, ʻike ʻia ka hoʻomaikaʻi maikaʻi ʻana o ka hana o ka electrode ma ka uhi ʻana i ke kumu welding me kekahi mau mea minerala (ie electrode coating).(1) E hōʻoia i ka paʻa arc combustion, i mea maʻamau ke kaʻina hana kuʻi.(2) Me ka hoʻohana ʻana i ke kinoea i hana ʻia ma hope o ka hopena o ka ʻili o ka lāʻau, e pale i ke arc a me ka wai i hoʻoheheʻe ʻia, e pale i nā kinoea ʻino i ka lewa (e like me ka nitrogen, oxygen, etc.) mai ke komo ʻana i ka wai hoʻoheheʻe, e like me kēia mau kinoea. nā māwae a me nā pores i loko o ka mea welding, i hikiʻole i ka welding ke hoʻokō i ka hopena maikaʻi.(3) Ma hope o ka hoʻoheheʻe ʻia ʻana o ka ʻili o ka lāʻau lapaʻau, ua hoʻokumu ʻia ka slag, e uhi ana i ka ʻili weld e pale i ka weld metala, e hoʻomaʻamaʻa mālie i ka weld metala, kōkua i ka pakele ʻana o ke kinoea, pale i ka hanauna o nā pores, a hoʻomaikaʻi i ke ʻano a me ka hana o ka weld.(4) Ma hope o ka hoʻoheheʻe ʻana, e hoʻokō ʻia nā hopena metallurgical like ʻole, e like me ka deoxygenation, sulfur removal, phosphorus removal, etc., i mea e hoʻomaikaʻi ai i ka maikaʻi weld a hōʻemi i ka pau ʻana o ke ahi.
Hana maikaʻi ka anticorrosive i kona kaulana i ka hānai, ka ʻupena ʻupena a maʻemaʻe, hoʻonui i ka nānā a me ka manaʻo, hiki ke hoʻonani i ka hopena, ʻike ʻia kēia hiʻohiʻona i ka ʻoihana mining, ma muli o ke ʻano kiʻekiʻe me nā mea kalapona haʻahaʻa e like me nā mea maka, e hana ia mea kūʻokoʻa maʻamau ka hao mesh pale 'aʻole i loli, e hoʻoholo i kona plasticity i ka hoʻohana kaʻina hana, pela hiki ke hoʻohana 'ia i loko o ka lako lako hana o ka hohonu hana a me ka hana ana, paʻakikī pā puʻupuʻu kowali, lalo leakage pale pale māwae, māmā mesh kino, no laila. ʻoi aku ka haʻahaʻa o ke kumukūʻai ma mua o ke kumukūʻai o ka pale hao, ʻoi aku ka hiki ke hoʻomaopopo i kāna waiwai a me ka hana.
Ka manawa hoʻouna: 18-10-22