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Eia ʻoe: Home » Nūhou » Kikowaena Kukakuka » E mahuka anei ka Layer Zinc i ka wā o ka wili ʻana o ka Pepa Galvanized? E loaʻa nā pores a i ʻole nā ​​māwae ma hope o ke kuʻi ʻana?

E hoʻoheheʻe ʻia ka Zinc Layer i ka wā o ke kuʻi ʻana o ka Pepa Galvanized? E loaʻa nā pores a i ʻole nā ​​māwae ma hope o ke kuʻi ʻana?

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I ka wā o ke kuʻi ʻana o ka pepa galvanized, hiki ke hoʻoheheʻe ʻia ka papa zinc a loaʻa paha nā pores a i ʻole nā ​​māwae ma hope o ke kuʻi ʻana. Aia ma lalo iho kahi hōʻike kikoʻī no ʻoe:

ʻO ka hoʻoheheʻe ʻana o ka Layer Zinc

He haʻahaʻa haʻahaʻa ka paila paila o ka zinc, ma kahi o 907 ℃, a ua hana ʻia nā mahana kiʻekiʻe i ka wā o ke kaʻina hana kuʻi. Ke hana ke kumu wela welding ma luna o ka pepa galvanized, ʻoi aku kona mahana ma mua o ka paila o ka zinc. No laila, i ka wā o ke kaʻina hana hoʻoheheʻe, e hoʻopau koke ka zinc i ka papa galvanized. ʻO ka lawe ʻana i ka welding arc maʻamau ma ke ʻano he laʻana, hiki ke piʻi ka mahana waena o ke arc i 5000-8000 ℃. I kēlā mau wela kiʻekiʻe, e hoʻoheheʻe koke ka zinc e hana i ka mahu zinc.

ʻO nā kumu o ka hoʻokumu ʻana o ka pore

Ka mana o ka zinc vapor: Inā ʻaʻole hiki ke pakele ka mahu zinc i hana ʻia e ka zinc evaporation i ka manawa i ka wā o ka hoʻoilo a me ka paʻa ʻana o ka metala i hoʻoheheʻe ʻia, e hana ia i nā pores i ka weld seam. ʻO ka hoʻoulu ʻana o ka zinc vapor e hoʻonui i ka ʻike kinoea i loko o ka wai i hoʻoheheʻe ʻia, a ʻo ka hoʻomaʻamaʻa wikiwiki ʻana o ka wai i hoʻoheheʻe ʻia e pale i ke kinoea mai ka hoʻokuʻu ʻana i ka manawa, ka hopena i nā hemahema porosity.

Pores Hydrogen: Hoʻoheheʻe ʻia ka wai a me nā ʻaila ʻaila ma ka wahi wili i nā wela kiʻekiʻe e hana ai i ke kinoea hydrogen, ʻoiai ʻo ka uahu zinc hiki ke hana pū me ka makū i ka ea a puni e hana i ke kinoea hydrogen. Ke emi loa nei ka hoʻoheheʻe ʻana o ka hydrogen i ka wā e hoʻoluʻu ai ka wai i hoʻoheheʻe ʻia, a inā ʻaʻole hiki ke pakele pono, e hana ʻia nā pores hydrogen.

ʻO nā kumu o ka hana ʻana i nā māwae

Wehe ʻia: ʻO ka Zinc a me ka hao e hana i kahi eutectic haʻahaʻa haʻahaʻa, kahi e hana ai i kahi kiʻiʻoniʻoni wai ma ka palena o ka palaoa i ka wā e maʻalili ai ka metala weld, e hoʻonāwaliwali i ka ikaika paʻa ma waena o nā kīʻaha. Ke hoʻokau ʻia ka metala weld i kekahi koʻikoʻi tensile, maʻalahi ka hana ʻana i nā māwae wela ma kēia mau wahi nāwaliwali.

ʻO ke anu anuanu: ʻO ke koʻikoʻi wili i hana ʻia i ka wā o ke kaʻina hana wili a me ka mana o ka zinc element ma ka microstructure a me nā waiwai o ka weld metala hiki ke hoʻonui i ka brittleness o ka weld metala. Ke hoʻolili ʻia ka weld i kahi mahana haʻahaʻa, hiki mai nā māwae anu ma muli o ke koʻikoʻi. ʻOi aku i nā hale me ka rigidity kiʻekiʻe a i ʻole ke koho pono ʻia nā ʻāpana kaʻina hana welding, ʻoi aku ka nui o nā māwae anu.

Ana pale

Wehe i ka Zinc Layer: Ma mua o ka hoʻopili ʻana, hiki ke hoʻohana ʻia nā ʻano e like me ka polishing mechanical a me ka corrosion kemika e wehe i ka papa zinc mai ka wahi kuʻi, e hōʻemi ana i ka hana o ka zinc vapor a pēlā e hōʻemi ai i ka nui o ka porosity a me ka haki.

ʻO ke koho ʻana i nā ʻano hana kuʻi kūpono , e like me ka welding laser, tungsten inert gas welding, a me nā ʻano hana kuʻi ʻē aʻe me ke kiʻekiʻe o ka ikehu kiʻekiʻe a me ka haʻahaʻa haʻahaʻa o ka wela, hiki ke hōʻemi i ka evaporation zinc a me ka welding wela i hoʻopili ʻia, a hoʻemi i ka hiki o ka porosity a me ka haki.

Hoʻoponopono i nā ʻāpana wiliwili: Hoʻoponopono kūpono i ka manawa wili, ka uila, ka wikiwiki o ka welding a me nā ʻāpana ʻē aʻe e pale aku i ka hoʻokomo ʻana i ka wela welding nui, e hoʻemi i ka evaporation zinc a me ka wela nui o ka weld metala, a pale i ka hoʻokumu ʻana o nā pores a me nā māwae.

ʻO ka hoʻomaʻamaʻa mua a me ka hoʻoluʻu lohi: ʻo ka hoʻomaʻamaʻa mua ʻana o nā ʻāpana welded hiki ke hōʻemi i ke koʻikoʻi wili a hōʻemi i ka hiki ʻana o nā māwae anu. Ma hope o ke kuʻi ʻana, pono e lawe ʻia nā hana hoʻoluʻu lohi, e like me ka uhi ʻana i ka weld me nā mea insulation e ʻae i ka weld e hoʻomaha mālie, ʻo ia ka mea e pono ai no ka holo kinoea a hoʻemi i ka hana ʻana o nā pores a me nā māwae.


Inā loaʻa iā ʻoe nā koi mīkini wili, e ʻoluʻolu e kelepona iā Ms. Zhao

E-Mail: pdkj@gd-pw.com

Kelepona: +86- 13631765713


E pili ana i kā mākou Hui

Hoʻokumu ʻia i ka makahiki 2006, ʻo PDKJ kahi mea hoʻolako ʻoihana o nā hoʻonā automation welding. Ua hala ka hui i ka ISO9001 international quality management system certification, ua ʻoi aku ma mua o 90 i ʻae ʻia a hoʻohana ʻia i nā patent aupuni, a he nui nā ʻenehana koʻikoʻi i ke kahua welding e hoʻopiha i ka ʻenehana loea ma ka home a ma waho. He ʻoihana ʻenehana kiʻekiʻe ʻāina.

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