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hale hana stellite

Ke hōʻike nei nā mea ʻenekinia i nā ʻāpana Stellite no nā valve hydraulic, nā hale pahū, a i ʻole nā ​​nozzles lole kiʻekiʻe, ʻaʻole lākou e kūʻai wale i ka metala - ke kūʻai nei lākou i ke kūpaʻa dimensional ma lalo o 300 MPa kaomi, ke kū ʻana i ka galling ma 650 ° C, a me ka microstructural consistency ma waena o nā ʻāpana 500. ʻO ia ke kumu e loaʻa ai mai kahi ʻoiaʻiʻo hale hana stellite ʻAʻole ia he mea hoʻokumu nui me hoʻokahi laina kobalt-alloy, akā he hale hana i hana ʻia no AMS 5387, T800, a me nā mea ʻē aʻe kobalt-nickel superalloys mai ka billet maka a i ka ʻāpana pau.

Ua ʻike mākou i nā papahana he nui i hoʻopaneʻe ʻia e nā pōʻai wela like ʻole - kahi e hoʻopili ai ka mea hoʻolako iā Stellite 6 ma mua o ka hana ʻana, a laila hoʻokuʻu i ka hoʻoheheʻe ʻana ma hope o ka wili hope ʻana. Ka hopena? He 12% hāʻule i loko o ka paʻakikī o Rockwell C a me ka hoʻopaʻa ʻana i ka wā ma mua o ka hoʻihoʻi ʻana i nā lima pahū. Ma QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., hoʻomaka kēlā me kēia ʻāpana Stellite me nā ingots AMS 5387 a i ʻole T800 i hōʻoia ʻia, i hōʻoia ʻia e ka nānā ʻana i nā spectrographic ma mua o ka hoʻolei ʻana a i ʻole forging. ʻAʻohe ʻokoʻa. ʻAʻohe "waivers hui." Mālama mākou i kēlā me kēia helu hoʻoheheʻe, ka holo ʻana o ka umu, a me ka nui o ka hoʻoluʻu — ʻaʻole no ka mea he pepa, akā no ka 0.3% o ka hoʻololi ʻana i ka ʻike kalapona e hoʻohana i ke ola ma 40% i nā noi slurry abrasive.

ʻAʻole kūʻai ʻia ka hoʻohui kūʻokoʻa ma ʻaneʻi-ʻo ia ke ʻano o kā mākou hoʻomalu i ka mea hiki ʻole i nā poʻe ʻē aʻe. ʻO ka hapa nui o nā mea hoʻolako Stellite i waho i ka mīkini a i ʻole ka mālama wela. Hana mākou i loko o ka hale, ma ka papahele like ISO-hōʻoia. Ua ʻoki ʻia kā mākou 5-axis CNC cell i Stellite 6 paʻakikī ma hope o ka HIP (hoʻopaʻa isostatic wela), e hoʻopau ana i ka distortion post-heat-treat e hōʻino ana i nā kelepona GD&T e like me ke kūpaʻa kūlana ± 0.015 mm ma nā puka nozzle. I kēia manawa, hoʻohana kā mākou laina hoʻolele kālā i nā ʻōniʻoniʻo seramika i hoʻomaʻamaʻa ʻia i ka 1,100°C—koʻikoʻi no ka pale ʻana i ka micro-shrinkage i loko o nā puʻupuʻu hoʻoheheʻe kobalt pā lahilahi i hoʻohana ʻia ma nā waihona BOP waho. Ua hoʻololi kekahi mea kūʻai mai kahi mea kūʻai aku ma ʻEulopa ma hope o kā lākou Stellite 21 valve noho nahā i ka wā hoʻokele wela; ua hala kā mākou i 12,000 cycles ma -40 ° C i +200 ° C me ka ʻole microfracture. ʻO ka ʻokoʻa? Hoʻolei mākou, mīkini, hoʻomaha i ka pilikia, a hoʻopau i nā mea a pau ma ke kaʻina-ʻaʻohe lima lima waena, ʻaʻohe wahi moʻolelo wela.

ʻO ka hoʻokō honua maoli e pili ana i ʻekolu non-negotiables: hiki ke ʻike i ka waiwai, geometric fidelity, a me ka hōʻoia hana. Hoʻopaʻa mākou i kēlā me kēia CMM scan—X, Y, Z, a me ka ʻikepili vector surface—no kēlā me kēia hale kiwi puʻupuʻu. Inā hōʻike ka mea kūʻai aku iā Ra 0.4 µm ma kahi maka sila, ana mākou iā ia me ka stylus profilometer *a* hōʻoia i ka hoʻopili ʻana i ka uhi ʻana ma o ka hoʻāʻo lipi ASTM B571—ʻaʻole wale "e nānā i ke kaha kiʻi." No ka AMS 5387 mau ʻāpana pauma, holo mākou i ka hoʻāʻo ultrasonic (UT) i ka ASTM E114 ma 100% o nā hailona, ​​e hopu ana i ka porosity lalo i hala ʻole ʻia e X-ray i nā geometries paʻakikī e like me ka piston pump cylinder houses. A i ka wā i noi aku ai kahi mea hoʻoheheʻe ʻia ma Asia Hema i nā nozzles kobalt alloy i helu ʻia no ka lawelawe H₂S, ʻaʻole mākou i hālāwai wale me NACE MR0175-ua hoʻohui mākou i ka passivation lua a me ka hōʻoia paʻi sulfur. No ka mea ʻaʻole lawa ka "hoʻokō" i ka wā e pani ʻia ai ka hydrogen embrittlement.

ʻO ke koho ʻana i kahi hale hana Stellite ʻo ia ka koho ʻana i ka mea nona ka pilikia. Hoʻopuka kekahi mau mea kūʻai aku i nā manawa alakaʻi wikiwiki ma ka hoʻokuʻu ʻana i ka hoʻopili hoʻonā. Hoʻohana ka poʻe ʻē aʻe i nā ala hana maʻamau e hoʻoulu ai i nā hōʻailona kamaʻilio ma nā ʻaoʻao Stellite 12 - e hōʻino ana i ka pono o ka sila. ʻAʻole ʻo QINGDAO QIANGSENYUAN e hoʻonui i ka wikiwiki wale nō. Manaʻo mākou no ka hoʻokō ʻana i ka manawa mua: loiloi GD&T ma mua o ka haʻi ʻana, manaʻo manaʻo hana i loko o 48 mau hola, a me ka hōʻoia prototype me ka hoʻāʻo ʻana i ka ukana inā pono. Ke hilinaʻi nei kā mākou mau mea kūʻai ma ka ʻāpana lawelawe ʻaila ʻo ʻAmelika ʻĀkau iā mākou no nā huila winch center shaft e holo ana i nā hola 18,000 i nā kaiapuni kai paʻakai-ʻaʻohe hana hou, ʻaʻohe hemahema o ka māla. Loaʻa kēlā hilinaʻi mai ka hana ʻana i nā alloys-based cobalt-ʻaʻole i kekahi manawa, akā i kēlā me kēia lā. Mai ke kākoʻo hoʻolālā a hiki i ka traceability dimensional, mai T800 alloy plugs a hiki i nā nozzles Stellite 6 maʻamau, kūkulu mākou i nā mea e hana inā ʻaʻole he koho. Ke kau ʻia kāu koi Stellite hou ma ka pākaukau, e nīnau: ʻike anei kāu hale hana i ka ʻokoʻa ma waena o ka paʻakikī a me ka paʻakikī? A i ʻole e wili wale lākou i kāu mea e hoʻouna ai?


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