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hale hana kila kuhiliʻole pauda

Ke hōʻike nei nā mea ʻenekinia i ke kila kila no nā puʻu wai hydraulic kiʻekiʻe a i ʻole nā kumu winch pale ʻaʻahu, ʻaʻole lākou e hoʻoholo i nā māka hana maʻamau. Pono lākou i ka microstructural paʻakikī, kokoke i ka ʻupena-ʻano paʻakikī, a me ka paʻa ʻana o ka dimensional ma lalo o ka paikikala wela—nā kūlana kahi e pōkole ai ka hana kuʻuna a i ʻole ka mīkini. ʻO ia ke kumu e huli nei nā hui hoʻolālā hou aku pauda metallurgy kila kuhiliʻole-ʻaʻole ma ke ʻano he koho niche, akā ʻo ia ka hopena kumu no nā ʻāpana kikoʻī koʻikoʻi. A ʻo kahi hale e hoʻokō mau nei i kēlā ʻōlelo hoʻohiki ʻo QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD.

ʻO ka pauka metala kila: kahi e hui ai ka pololei me ka mana metala

Ua ʻike mākou i ka hoʻi ʻana o nā mea kūʻai aku i ʻekolu mau manawa me ke kiʻi kiʻi hale valve hoʻokahi - i hana mua ʻia mai ka pahu pahu, a laila hoʻolei kālā, a hope loa i ka pauka metallurgy (PM) stainless steel. Ua hoʻoponopono kēlā me kēia hoʻololi i hoʻokahi pilikia akā ua hoʻopuka hou i kahi pilikia: waiho ka mīkini i ke koena koʻikoʻi ma nā ʻāpana pā lahilahi; ka hoʻolei ʻana i ka porosity ma nā hui ala kahe; Ua hāʻawi ʻo PM i nā mea like ʻelua> 99.5% a me ka like ʻana o ka palaoa ma waena o 0.05 mm mānoanoa pā. ʻAʻole ʻo ka ʻokoʻa wale nō ka hana - he mea hiki ke hoʻihoʻi ʻia ma nā pūʻulu 500-unit me ka ʻole o ka hoʻoponopono hou ʻana.

ʻAʻole i hoʻopaʻa ʻia ʻo PM stainless steel 316L a ua hana ʻia. Hoʻomaka ia me nā pauka i hoʻohui ʻia i mua o ke kinoea—e like me ka 17-4PH, 15-5PH, a i ʻole nā ​​ʻano like ʻole Cr-Ni-Mo-Cu maʻamau—i nānā ʻia i ± 5 µm ka hāʻawi ʻana i nā ʻāpana. Ma QINGDAO QIANGSENYUAN, hoʻohana ka hoʻopili ʻana i nā paʻi pālua me ka nānā ʻana i ka nui o ka manawa maoli, ʻaʻole i hoʻopaʻa ʻia. Hana ʻia ka sintering i loko o nā kapuahi maloʻo me ka pae hau (<–40°C) a me ka ramp rates ≤5°C/min no ka pale ʻana i ka chromium carbide precipitation. Ka hopena? He mea me ka ikaika hua 20–30% kiʻekiʻe ma mua o nā māka hana like, ʻaʻohe puka o loko i ʻike ʻia e ka hoʻāʻo kani ultrasonic ma 10 MHz, a me ka ʻeleʻele ʻili Ra ≤1.6 µm as-sintered—ʻaʻohe mea wili lua e pono ai no nā mea hoʻopaʻa ʻole.

No ke aha i ʻoi aku ai ka "Factory" ma mua o ka "mea hoʻolako"

ʻO kekahi mau mea kūʻai aku i waho o ka sintering. ʻO nā mea ʻē aʻe e mālama wale i ka mīkini hope. He oiaio hale hana kila kuhiliʻole pauda nona ke kaulahao piha—mai ka loaa pauda a hiki i ka hoao hana—a pela no ka QINGDAO QIANGSENYUAN. Hoʻohui ko lākou hale Qingdao i nā laina PM ISO 9001-hōʻoia me nā pūnaewele CNC 5-axis, nā umu hoʻomaʻamaʻa wela i hoʻopaʻa ʻia i AMS 2750E, a me nā keʻena metrology i hoʻolako ʻia e CMM e holo ana i nā ʻōnaehana Zeiss CONTURA G2.

Hoʻopau kēia mana kūpaʻa i ʻelua mau kuhi maʻamau: ʻO ka mua, hiki ke ʻike i nā mea. Lawe ʻia kēlā me kēia pūʻulu i nā MTR piha—ʻaʻole wale ka ʻikepili tensile, akā nā koena oxygen/nitrogen, hōʻike kānana kānana, a me ka hoʻopaʻa ʻana i nā log lewa. ʻO ka lua, geometric fidelity. Ke noi ka mea kūʻai aku i ka hale pahu pahu piston pump me 8 radial coolant ports, ± 0.01 mm positional tolerance, a paʻakikī i nā ʻāina hoʻopaʻa paʻa ʻana, ua hoʻoikaika pū ka hui i ka geometry ʻāpana ʻōmaʻomaʻo, ka palapala ʻāina hoʻoemi sinter, a me ka hoʻoponopono distortion post-sinter heat-treat—ma mua o ka ʻoki ʻana i nā mea hana.

ʻO nā noi maoli, ʻaʻole wale nā helu Catalog

E nānā ma waho o ka ʻikepili. Ma nā hoʻolālā maoli, hoʻoponopono kā lākou mau mea ʻāpana PM stainless i nā pilikia kahua kikoʻī:

  • ʻAla a me ka ʻea kinoea: AMS 5387 cobalt-chromium alloy nozzles kū i ka 120°C H₂S kaiapuni oiai e malama ana i ka noho concentricity ma hope o 50,000 puʻe pōʻaiapili—i hōʻoia ʻia ma o API RP 14D hydrostatic endurance hoʻāʻo.
  • ʻEnekinia kaʻa winch kumu kumu: E holo ana nā ʻāpana PM ma T800 ma mua o 3x ka lōʻihi ma mua o nā mea like i hoʻopaʻa ʻia i nā hoʻāʻo hoʻāʻo ʻana i ka paʻakai paʻakai, e hoʻomaikaʻi i ka hoʻopuehu carbide like ʻole e hoʻopau ana i nā ala ʻaʻahu makemake.
  • ʻO nā impeller pump kiʻekiʻe: ʻO nā hale 17-4PH i hoʻopaʻa ʻia me ke ʻano ʻupena e hōʻemi i ka manawa hui e 65% me ka hoʻolālā ʻana i nā ʻāpana he nui i hoʻopaʻa ʻia, me ka ʻole o ka leki ʻana i ka pahu ma 450 bar ke kaomi ʻokoʻa.

ʻAʻole kēia mau pōmaikaʻi theoretical. ʻO nā hopena i hōʻoia ʻia ma o ka hoʻopaʻa ʻana i ka māla a ka poʻe kūʻai aku - ʻaʻole nā ​​hoʻohālikelike lab wale nō.

He aha nā mea e pono ai nā ʻenekinia e ʻike ma mua o ka wehewehe ʻana

ʻEkolu mau mea maoli i hoʻohālikelike i nā papahana stainless PM kūleʻa:

  1. Hoʻolālā no ka sintering mua: ʻOi aku ka hohonu ma mua o 3× ka mānoanoa o ka paia e pono i ka mīkini lua. ʻO ka radius liʻiliʻi he 0.2 mm—ʻaʻole 0.05 mm e like me EDM. Manaʻo mākou i ka loiloi mua GD&T me ka hoʻohana ʻana i kā lākou lawelawe kākoʻo ʻenehana manuahi.
  2. Hoʻololi ka nui o ka ʻoihana waiwai ma 250 mau ʻāpana: Ma lalo o kēlā, ʻoi aku ka nui o ke kumu kūʻai o ka PM ma mua o CNC. Ma luna aʻe, hāʻule ka nui o ke kumukūʻai pae ʻāina he 18-22% ma muli o 70% ka liʻiliʻi o ka ʻōpala maka a he 40% ka pōkole o nā manawa alakaʻi.
  3. ʻAʻole koho ʻia ka hoʻopau ʻana i ka ʻili—he hana: Loaʻa nā ʻili i hoʻopaʻa ʻia me ka ISO 13715 no nā wahi koʻikoʻi ʻole, akā ʻo nā maka sila e hoʻopau mau i ka vibratory hoʻopau + electropolishing iā Ra ≤0.4 µm. ʻAʻohe ʻokoʻa.

ʻAʻole lākou e koi iā PM ma kahi ʻaʻole ia-e like me nā pale kūkulu nui a i ʻole nā ​​hale haʻahaʻa haʻahaʻa. Noho haiki ko lākou manaʻo: nā ʻāpana kikoʻī hana kiʻekiʻe kahi e hui pū ai ka paʻakai, ka pale ʻana i ka corrosion, a me ke kūpaʻa dimensional.

Ke nānā aku nei i mua: Mai ka hale hana a hiki i ka hoa hana ʻo Foundry-Machining Hybrid

ʻO ka palena aʻe ʻaʻole ʻoi aku ka maikaʻi o ka PM stainless - ʻo ia ka hana hybrid. Ke koho nei ʻo QINGDAO QIANGSENYUAN i nā kaʻina hana i hoʻohui ʻia: sintering i kahi kino valve kokoke i ka ʻupena, a laila e hana ana i ka hoʻopaʻa ʻana i ka laser localized o Stellite 6 ma nā wahi hoʻopaʻa, a ukali ʻia e ka hoʻohuli ʻana i hoʻokahi hoʻonohonoho CNC. Hoʻopau kēia i ka like ʻole o ka wela ma waena o ke kumu a me nā mea i uhi ʻia - kahi kumu i ʻike ʻia o ka spalling mua ʻana i nā noi kiʻekiʻe.

No nā mea ʻenekinia e loiloi ana i nā mea hoʻolako, e nīnau i ʻekolu mau nīnau: Hiki iā lākou ke hōʻike iā ʻoe i ka sintering log lewa no kāu kauoha hope? Ke hana nei lākou i nā loiloi hoʻopaʻa ʻana i ka kaʻina hana - ʻaʻole wale ka hōʻoia ʻāpana hope? A e hoʻomohala pū lākou i kāu GD&T stack-up ma mua o ka hoʻomaka ʻana o ke kaomi ʻana? Inā ʻae ka pane i nā mea ʻekolu, ke hana nei ʻoe me a hale hana kila kuhiliʻole pauda-ʻaʻole wale kekahi mea kūʻai aku. Hōʻike kēlā ʻokoʻa i ka hilinaʻi inā ʻaʻole hiki ke hoʻololi i ka hana.


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