ʻO ka paipu hoʻoheheʻe ʻole no ka paila he ʻano o ka paila paila, nona ka ʻāpana o ka paipu kila seamless. ʻO ke ʻano hana hana like me ka seamless tube, akā aia nā koi koʻikoʻi ma ke kila i hoʻohana ʻia i ka hana ʻana i ka paipu kila. Hoʻohana pinepine ʻia ka paila me ka paipu ʻole i ka wela kiʻekiʻe a me nā kūlana kiʻekiʻe, nā paipu i ke kinoea flue wela a me ka mahu wai ma lalo o ka hana, e hana ʻia ka oxidation a me ka corrosion. Pono nā paipu kila e loaʻa ka ikaika lōʻihi kiʻekiʻe, ke kūpaʻa ʻana i ka corrosion oxidation kiʻekiʻe, a me ka paʻa o ke kino. Hoʻohana nui ʻia ʻo Boiler me ka seamless tube e hana i ke kiʻekiʻe kiʻekiʻe a me ka ultra-high pressure boiler boiler superheater tube, reheater tube, gas guide boiler me seamless tube, ka pahu mahu nui, etc.

ʻO ka paipu paila haʻahaʻa a me waenaGB3087-1999, pahu paila ʻoleGB5310-1999hoʻohana ʻia e hana i nā ʻano hana like ʻole o ka paila haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa wela wela paipu, paila wai paipu a me locomotive boiler superheated mokumahu paipu, uahi paipu, liʻiliʻi uahi paipu a arch brick pipe pipe of high quality carbon structural steel hot rolled and anu huki ʻia (rolled). ) paipu kila ʻole. Paipu kila maʻemaʻe no ka hale (GB/T8162-1999) he paipu kila maʻemaʻe ʻole no ka hana maʻamau a me ke ʻano mechanical. Nā kikoʻī a me ka maikaʻi o ka helehelena:GB5310-95"Seamless Steel paipu no High puʻe boiler" wela olokaa paipu anawaena 22~530mm, paia mānoanoa 20~70mm. ʻO ke anawaena o waho o ke anu (cold rolled) tube he 10 ~ 108mm, a he 2.0 ~ 13.0mm ka mānoanoa o ka pā. ʻO ka paipu kila maʻemaʻe keʻano kūikawā he huaʻōlelo maʻamau no ka paipu kila maʻemaʻe o nā ʻano ʻāpana keʻa ʻē aʻe koe ka paipu poepoe. Ma muli o ke ʻano like ʻole a me ka nui o ka pauku paipu kila, hiki ke hoʻokaʻawale ʻia i ka mānoanoa o ka pā like ʻole ke ʻano o ka paipu kila maʻemaʻe (code for D), ka mānoanoa like ʻole o ka pā ʻano like ʻole. -ʻano paipu kila maʻemaʻe ʻole (code for BJ). Hoʻohana nui ʻia nā paipu kila seamless kūikawā i nā ʻāpana like ʻole, nā mea hana a me nā ʻāpana mechanical. Ke hoʻohālikelike ʻia me ka puʻupuʻu poepoe, ʻoi aku ka nui o ka manawa o ka inertia a me ka modulus ʻāpana o ka pahu kūikawā, a ʻoi aku ka nui o ka hiki ke pale aku i ka piko a me ka torsion, hiki ke hōʻemi nui i ke kaumaha o ka hale a mālama i ke kila. 4. Ho'āʻo hoʻohui kemika (1)GB3087-82ʻO ka "paipu kila maʻemaʻe no ka paila haʻahaʻa a me ka haʻahaʻa". ʻO ke ʻano hoʻāʻo hoʻohui kemika e like me GB222-84 a me GB223 "Steel and Alloy Chemical Analysis Method" ka ʻāpana kūpono. (2)GB5310-95ʻO ka "Seamless Steel Tube for High pressure boiler". ʻO ke ʻano o ka hoʻāʻo ʻana o ka hoʻohui kemika e like me nā ʻāpana kūpono o GB222-84, ʻO ke ʻano o ka hoʻāʻo ʻana o ke kila a me ka Alloy, a me ka GB223 Chemical Analysis Method of Steel and Alloy. (3) E hoʻokō ʻia ka nānā ʻana i ka haku mele ʻana o nā paipu kila boiler i lawe ʻia e like me nā kūlana kūpono i ʻōlelo ʻia ma ka ʻaelike. 5 boiler me ka seamless tube kila (1) kiʻekiʻe ka carbon structural kila kila he 20G,20MnG, 25MnG.(2) alloy structural kila kila 15MoG, 20MoG, 12CrMoG, 15CrMoG, 12Cr2MoG12CrTiBr3Mo on. (3) rust heat resistant steel maʻamau i hoʻohana ʻia 1Cr18Ni9, 1Cr18Ni11Nb boiler tube i mea e hōʻoia i ka haku mele a me nā waiwai mechanical, e hana hydraulic hoʻāʻo aʻa ma ke aʻa, e hana flaring, flattening ho'āʻo. Hāʻawi ʻia nā paipu kila ma kahi kūlana wela. Eia kekahi, pono ka microstructure, ka nui o ka palaoa a me ka decarbonization layer o ka paipu kila i hoʻopau ʻia.

6. Ho'āʻo hana kino (1)GB3087-82 "ʻO ka paipu kila maʻemaʻe no ka paila haʻahaʻa a me waena” na lako. ʻO ka hoʻāʻo tensile e like me GB/T228-87, hoʻāʻo hydraulic e like me GB/T241-90, hoʻāʻo squashing e like me GB/T246-97, hoʻāʻo flaring e like me GB/T242-97, hoʻāʻo hoʻoheheʻe anuanu e like me GB24497(2)GB5310 -95Paipu kila maʻemaʻe no ka paila kiʻekiʻe” na lako. ʻO ka ho'āʻo tensile, ka ho'āʻo hydrostatic a me ka ho'āʻo palahalaha e like me GB3087-82; Ho'āʻo hopena e like me GB229-94, hoʻāʻo flaring e like me GB/T242-97, hoʻāʻo nui ʻai e like me YB/T5148-93; Wahi a GB13298-91 no ka nānā ʻana i ka ʻiʻo microscopic, GB224-87 no ka nānā ʻana i ka papa decarbonized, a e like me GB224-87 no ka hoʻokolokolo ultrasonicGB/T5777-96. i nā kūlana kūpono i ʻōlelo ʻia ma ka ʻaelike.

7. Ke kūlana lawe nui a me ka hoʻokuʻu aku

(1) kiʻekiʻe puʻu paila seamless paipu nui nā ʻāina lawe mai ʻo Iapana, Kelemānia. Hoʻokomo pinepine i nā kikoʻī o ka 15914.2 mm;2734.0 mm; 219.110.0 mm; 41975mm; 406.460 mm, etc. ka palena iki kiko'ī he 31.84.5 mm, lōʻihi mea maʻamau 5 ~ 8 m.(2) i ka hihia o ka i laweia mai, Germany mannesmann seamless boiler paipu, paipu wili laweia ST45 ma kani ultrasonic ho'āʻo o ka helu kanaka, ua ike ia. He helu liʻiliʻi o nā hemahema o loko o ka paipu kila ma mua o nā kānāwai o ka hale hana a me nā kūlana hui o Kelemania. maikaʻi, hoʻohana mau ʻia no ke kiʻekiʻe wela o ka paila kila paipu. 152.48.0 mm12m;89.110.0 mm6m; 101.610.0 mm12m; 114.38.0 mm6m; 127.08.0 mm9m JISG3458 ka hoʻokō ʻana i ka maʻamau ʻoihana Iapana, e like me ke kila kila no STPA25, kēia ʻano paipu kila i hoʻohana ʻia no ka hoʻohālikelike ʻana me ke kiʻekiʻe wela o ka pahu. ʻO nā ʻāina nui e lawe mai ana ʻo Iapana, Kelemānia. Hoʻokomo pinepine i nā kikoʻī o ka 15914.2 mm;2734.0 mm; 219.110.0 mm; 41975mm; ʻO 406.460 mm ka mea liʻiliʻi loa e like me 31.84.5 mm, ka lōʻihi maʻamau 5 ~ 8 m. (2) i ka hihia o ka hoʻopiʻi i lawe ʻia mai, Kelemānia mannesmann seamless boiler tube, paipu wili i lawe ʻia ST45 ma ka hoʻāʻo ʻana o ka helu kanaka, ʻike ʻia He helu liʻiliʻi o nā hemahema o loko o ka paipu kila ma mua o nā kānāwai o ka hale hana a me nā kūlana hui o Kelemania. maikaʻi, hoʻohana mau ʻia no ke kiʻekiʻe wela o ka paila kila paipu. 152.48.0 mm12m;89.110.0 mm6m; 101.610.0 mm12m; 114.38.0 mm6m; 127.08.0 mm9m JISG3458 ka hoʻokō ʻana i ke kūlana ʻenehana Iapana, e like me ka pae kila no STPA25. ʻO kēia ʻano paipu kila i hoʻohana ʻia no ka hoʻohālikelike ʻana me ka paipu huila wela kiʻekiʻe.

ʻO nā ʻano hana hoʻoheheʻe ʻia o ka paila ʻole ʻO ka paila me kahi ʻano o ka paipu ʻole. ʻO nā ʻano hana hana a me nā paipu liʻiliʻi like ʻole, akā he noi koʻikoʻi no ka hana ʻana i ke kila i hoʻohana ʻia i ka paipu kila. E like me ka hoʻohana ʻana i ka mahana hiki ke hoʻokaʻawale ʻia i ʻelua pahu paila maʻamau a me ke kiʻekiʻe puʻupuʻu boiler tube.1, kahi ʻike o ke ʻano (1) hana hana: (1) ka wela wela o ka paila ma lalo o 450 ℃, hoʻohana nui ka paipu home i 10 , 20 kalapona kila wela olokaa a anuu huki paipu hana. hiki mai. Pono o ka paipu kila me ka ikaika o ka uhaki kiʻekiʻe, kiʻekiʻe oxidation corrosion kū'ē, a me ka maikai hoʻonohonoho 'ano paʻa. ʻO ka paipu mahu nui loa, ka paipu nui a me ka liʻiliʻi a me ka paipu pahu pōhaku, etc.

Ka hoʻohana ʻana i ka paipu maʻemaʻe o ka paila

(1) hoʻohana nui ʻia ka paila kīwī maʻamau no ka hana ʻana i ka paipu wai paia, ka paipu wai, ka pahu mahu superheated, ka paipu locomotive boiler superheated steam paipu, ka paipu nui a me ka liʻiliʻi a me ka paipu pahu pōhaku, etc. hoʻohana 'ia e hana kiʻekiʻe-pee a me ka ultrahigh-pressure boiler paipu wela, reheater paipu, ea nui mahu paipu, etc. . ʻO ka maikaʻi o ke ʻano: ʻaʻole ʻae ʻia ka paipu kila i loko a i waho o ka ʻili e loaʻa i kahi māwae, pelu ʻana, pelu ʻana, ʻili, delamination a me ka lauoho. E hoopau loa ia keia mau hemahema. Wehe ʻino ʻino, ʻaʻole e ʻoi aku ka hohonu ma mua o ka mānoanoa o ka paia nominal ka hoʻomaʻemaʻe ʻana i ka mānoanoa o ka pā maoli ʻaʻole e emi iho ma mua o ka waiwai haʻahaʻa o ka mānoanoa o ka pā. * mānoanoa pā.