ʻO ka Titanium Welded Tube no ka hoʻohana ʻana i ka ʻoihana

ʻO nā ʻōmole i hoʻopili ʻia me ka titanium he mau huahana tubular i hana ʻia mai nā titanium a i ʻole nā ​​​​mea hui titanium me ka hoʻohana ʻana i nā ʻano hana hoʻopili.

1. Nā Paipu Welded Titanium Maʻemaʻe: Hana ʻia mai nā papa titanium maʻemaʻe kūʻai. Hoʻonui ka maʻemaʻe kiʻekiʻe i ke kūpaʻa ʻana i ka pala, e kūpono ai kēia mau paipu no nā wahi koi, e like me nā noi moana a me ka hana kemika.

2. Nā Paipu Welded Titanium Alloy: Hana ʻia ma ka hoʻohui ʻana i nā mea e like me ka alumini, vanadium, a i ʻole molybdenum i ka titanium maʻemaʻe. ʻO nā mea hoʻohui maʻamau e komo pū me TC4 (Ti-6Al-4V). Hāʻawi kēia mau mea hoʻohui i ka ikaika a me ka paʻakikī kiʻekiʻe, e hiki ai ke hoʻohana ʻia i nā kūlana koʻikoʻi e pili ana i nā mahana kiʻekiʻe a me nā kaomi, e like me nā ʻāpana aerospace.

1. Hoʻomākaukau Mea: Koho ʻia nā pepa titanium a i ʻole nā ​​ʻāpana e kū ana i nā kūlana maikaʻi. Pono e hoʻomaʻemaʻe pono ʻia nā ʻili mai ka ʻaila, ka momona, a me ka unahi oxide.

2. Ka Hana ʻana i ka Paipu Blank: ʻOki ʻia, ʻōwili ʻia, a hoʻoponopono ʻia ka mea i hoʻomākaukau ʻia e hana i kahi paipu blank (skelp). He mea nui ka kaohi pololei ʻana i ka radius ʻōwili a me ke kaomi i ka wā e hana ai e hōʻoia i ka ovality like a me ka concentricity.

3. Kuʻihao: Hana pinepine ʻia ka kuʻihao me ka hoʻohana ʻana i nā ʻano pale kinoea inert e like me ka kuʻihao Tungsten Inert Gas (TIG) a i ʻole ka Plasma Arc Welding (PAW). Ma mua o ka kuʻihao ʻana, hoʻomaʻemaʻe pono ʻia nā kihi o ka paipu hakahaka a wili ʻia e wehe i nā oxides a me nā mea haumia. He mea nui ka kaohi paʻa ʻana o nā palena kuʻihao (aupuni, uila, wikiwiki huakaʻi) no ka hoʻokō ʻana i nā kuʻihao kiʻekiʻe a hilinaʻi hoʻi.

4. Ka Lapaʻau Wela: Hoʻopili pinepine ʻia nā lapaʻau wela ma hope o ka hoʻoheheʻe ʻana, e like me ka lapaʻau ʻana i ka hopena a me ka ʻelemakule ʻana. Hoʻomaha kēia i nā koʻikoʻi kuʻihao i koe a hoʻomaikaʻi i nā waiwai mechanical o ka paipu, me ka paʻakikī, ka ductility, a me ke kūpaʻa ʻana i ka pala.

5. Hoʻopau ʻana i ka ʻili: ʻO nā koho hoʻopau maʻamau e komo pū ana me:
● Hoʻowali: Hoʻomaikaʻi i ka laumania o ka ʻili a me ka nani, e hōʻemi ana i ka pipili ʻana o ka haumia.
● Grit Blasting: Hoʻonui i ka ʻāwili o ka ʻili no ka hoʻopili maikaʻi ʻana i ka uhi.
● Pickling: Wehe i ka unahi oxide a hoʻololi i ke kala o ka weld, e hoʻihoʻi ana i ka ʻili titanium maoli.

1. Ke Kū'ē Kūikawā i ka ʻAi ʻAna: Hoʻokumu koke ʻo Titanium i kahi ʻili oxide mānoanoa a pale i ka lewa a me nā wahi oxidizing/neutral. Hāʻawi kēia ʻili i ke kū'ē koʻikoʻi i ka wai kai, nā hopena kūlike ʻole, nā mea hoʻemi, a me nā hopena alkaline. Mālama pū ia i ke kūpaʻa maikaʻi i nā waikawa he nui (koe naʻe ka hydrofluoric, ka phosphoric i hoʻopaʻa ʻia, a me nā waikawa sulfuric). ʻO kēia ka mea e paʻa loa ai nā paipu welded titanium i nā kemika corrosive, moana, a me nā noi lāʻau lapaʻau, e alakaʻi ana i ke ola lawelawe lōʻihi.

2. Ka Lākiu Ikaika-a-Kaumaha Kiʻekiʻe: Hāʻawi nā hui titanium i ka ikaika e like me ke kila a ʻoi aku paha, akā ʻo ko lākou nui he 60% wale nō ia o ke kila (~1.7 manawa alumini). No ka laʻana, hiki i nā paipu titanium TA2 ke hoʻokō i nā ikaika tensile o 539 MPa. ʻAe kēia hui pū ʻana i ka hōʻemi nui ʻana i ke kaumaha ma nā ʻano aerospace a me ke kai, e hoʻonui ana i ka hana, a me ka pono o ka wahie, a me ka hōʻemi ʻana i nā kumukūʻai halihali.

3. Hana Mahana Kiʻekiʻe Loa: ʻO ke kiko heheʻe kiʻekiʻe o Titanium (1668°C) e ʻae i nā paipu i hoʻopili ʻia e hana paʻa no ka wā lōʻihi ma nā mahana a hiki i ka 350°C, me ka hoʻomanawanui pōkole ʻoi aku ka kiʻekiʻe. Mālama lākou i ka ikaika mechanical maikaʻi a me ke kūpaʻa kemika i nā wahi wela kiʻekiʻe e like me nā ʻāpana mīkini aerospace a me nā reactors kiʻekiʻe.

4. Nā ʻano hana maikaʻi: Loaʻa i ka Titanium a me kāna mau mea hoʻohuihui ka lawa o ka ductility a me ka paʻakikī no nā kaʻina hana anu a me ka wela like ʻole (ʻōwili anu, huki, extrusion, forging). Hoʻomaʻalahi pū ko lākou weldability i ka hana ʻana a me ka hoʻohui ʻana o nā ʻāpana tubular.

5. ʻAʻole Magnetic: ʻOiai ʻaʻole magnetic, ʻaʻole hoʻopilikia ʻia nā paipu titanium e nā kahua magnetic. He mea koʻikoʻi kēia i nā lako lapaʻau koʻikoʻi, nā mea uila, a me nā mea hana ʻepekema kahi e pono ai ke pale ʻia ka hoʻopilikia magnetic.

6. Biocompatibility: He biocompatible loa nā titanium alloys. ʻO ko lākou kūpaʻa i ka pala, ke kūpaʻa i ka ʻaʻahu, a me ka ʻawaʻawa ʻole, ʻo ia hoʻi ua ʻae maikaʻi ʻia lākou e ke kino kanaka. No laila, hoʻohana nui ʻia lākou no nā implants lapaʻau e like me nā hono artificial, nā implants niho, a me nā papa iwi, e hāʻawi ana i ka paʻa lōʻihi i loko o ke kino.

● Hana Kemika: Hoʻohana ʻia i loko o nā reactors, nā ʻōnaehana paipu, a me nā lako e lawelawe ana i nā waikawa corrosive, alkalis, paʻakai, a me nā mahana kiʻekiʻe. ʻO nā laʻana e komo pū me nā ʻāpana soda caustic membrane ion-exchange a me nā paipu hoʻoluʻu i loko o nā umu synthesis hydrochloric acid, e hoʻonui ana i ke ola o nā lako a me ka hōʻemi ʻana i ka mālama ʻana.

● ʻEnekinia Moana: Me ka hoʻohana ʻana i ko lākou kūpaʻa maikaʻi loa i ka palaho wai kai, hoʻohana ʻia nā ʻōmole titanium i hoʻopaʻa ʻia i loko o nā mea hoʻololi wela/condensers o nā hale hana desalination, nā paipu paepae aila a me ke kinoea ma waho (ka lawe ʻana i ka aila/kinoea), a me nā ʻōnaehana wai kai, e pale ana i ka palaho a me ka biofouling me ka hoʻemi ʻana i ke kaumaha o ke kūkulu ʻana.

● Aerospace: ʻO ka ikaika kiʻekiʻe, ka haʻahaʻa o ka density, a me nā waiwai wela o nā titanium alloys e hana i nā paipu welded i mea nui no nā mokulele, nā missiles, a me nā rockets. Hoʻokomo pū ka noi i nā mea pae, nā ʻano ʻēheu, a me nā ʻāpana compressor engine, e hōʻemi ana i ke kaumaha no ka hoʻomaikaʻi ʻana i ka hana a me ka pono o ka wahie.

● Nā Mea Lapaʻau: Hoʻohana ʻia no nā implants (nā hono, nā mea paʻa niho, nā stents) ma muli o ka biocompatibility a me ke kūpaʻa i ka pala. Loaʻa pū kekahi i nā lako lapaʻau, nā tubing, a me nā sensor, e hōʻoiaʻiʻo ana i ka hilinaʻi a me ka palekana o ka mea maʻi.

● ʻAila a me ke Kinoea: Kūpono no nā paipu a me nā lako hana e lawelawe ana i nā kinoea ʻino (H₂S, CO₂) a me nā waikawa ma lalo o ke kaomi kiʻekiʻe a me ka mahana, e hoʻolōʻihi ana i ke ola lawelawe i nā wahi hana koi.

● Kaʻa: Loaʻa i nā ʻōnaehana hoʻopau a me nā ʻāpana turbocharger. Hoʻomaikaʻi ka mālama ʻana i ke kaumaha i ka pono o ka wahie a hoʻemi i nā hoʻokuʻu ʻana, ʻoiai ʻo ka hiki ke wela kiʻekiʻe e hoʻonui i ka hana ʻenekini.

● Ka Hana ʻAna i ka Meaʻai: ʻO ko lākou kūpaʻa i ka pala a me nā waiwai maʻemaʻe e kū i nā kūlana ʻoihana paʻa. Hoʻohana ʻia i nā laina hoʻoili huahana a me nā mea hoʻololi wela, e hōʻoiaʻiʻo ana i ka palekana a me ka maikaʻi o ka meaʻai me ka maʻalahi e hoʻomaʻemaʻe a mālama