EN 10219 S275J0H a me S275J2Hhe mau ʻāpana hakahaka kūkulu i hoʻopaʻa ʻia a anu ʻia i hana ʻia me ke kila ʻole i hoʻohuihui ʻia e like me EN 10219.
Loaʻa iā lāua ʻelua ka ikaika haʻahaʻa loa o 275MPa (mānoanoa o ka paia ≤16mm). ʻO ka ʻokoʻa nui ma nā waiwai hopena: ʻo S275J0H ka ikehu hopena haʻahaʻa loa o 27 J ma 0°C, ʻoiai ʻo S275J2H ka ikehu hopena haʻahaʻa loa o 27 J ma -20°C.
Kūpono no nā hoʻohana ʻana i nā hale a me nā ʻano hana ʻenekinia i kau ʻia ma lalo o nā ukana māmā.
ʻO BS EN 10219 ke Kūlana ʻEulopa EN 10219 i hoʻokō ʻia e UK.
Mānoanoa o ka paia ≤40mm, Anawaena waho ≤2500mm.
He ʻōlelo pōkole ʻo CFCHS no ka Cold-Formed Circular Hollow Section.
Uhi ka maʻamau EN 10219 i nā ʻano kila kūkulu hakahaka like ʻole, me ka poepoe, ka huinahā, ka huinahā ʻākau, a me ka oval, e kūpono i nā koi hoʻohana like ʻole.
Botop Steelloea i ka hoʻolako ʻana i nā paipu kila ʻāpana poepoe i nā nui like ʻole a me nā kaʻina hana e kūpono i nā ʻano noi ʻoihana like ʻole, e hōʻoiaʻiʻo ana e hiki ke hoʻokō ʻia nā pono kikoʻī o kā mākou mea kūʻai aku.
Mai kona hoʻokumu ʻia ʻana i ka makahiki 2014,Botop Steelua lilo i mea hoʻolako alakaʻi o ka paipu kila kalapona ma Northern Kina, i ʻike ʻia no ka lawelawe maikaʻi loa, nā huahana kiʻekiʻe, a me nā hoʻonā piha.
Hāʻawi ka ʻoihana i nā ʻano paipu kila kalapona like ʻole a me nā huahana pili, meNā SMLS, ERW, LSAW, a meSSAWpaipu kila, a me kahi papa inoa piha o nā mea hoʻopili paipu a me nā flanges. Hoʻokomo pū kāna mau huahana kūikawā i nā metala kiʻekiʻe a me nā kila kila austenitic, i hana ʻia e hoʻokō i nā koi o nā papahana paipu like ʻole.
Ke kakali nei mākou i ka hoʻokumu ʻana i kahi pilina hana pū me ʻoe a me ka hoʻokumu ʻana i kahi wā e hiki mai ana lanakila-lanakila pū.
Hoʻohemo ʻia ke kila maka no ka hana ʻana i nā ʻāpana hakahaka i hana anu ʻia a pono e hoʻokō i nā kūlana hoʻouna kikoʻī.
ʻO nā koi pili no S275J0H a me S275J2HFF(Kila i pepehi piha ʻia me nā mea hoʻopaʻa naikokene i nā nui e lawa ai e hoʻopaʻa i ka naikokene i loaʻa (e laʻa me ka liʻiliʻi loa 0,020% Al āpau a i ʻole 0,015% Al hiki ke hoʻoheheʻe ʻia)).
Kūlana hoʻouna: ʻŌwili ʻia a i ʻole i hoʻonohonoho ʻia/ʻōwili ʻia (N) no nā kila JR, J0, J2, a me K2.
Hiki ke hana ʻia nā paipu kila i EN 10219 e nā mea ʻeluaERW(kuʻi hao kū'ē uila) a meʻIKEnā kaʻina hana hana (kuʻihao arc i lalo o ka wai).
ʻO ka hana ʻana oNā paipu ERWhe pono kona wikiwiki a ʻoi aku ka maʻalahi o ke kumukūʻai a ua koho pinepine ʻia no nā papahana e pono ai ka hana nui a me ke kumukūʻai kiʻekiʻe.
ERWHoʻohana pinepine ʻia nā ʻōmole e hana i nā diameters liʻiliʻi a me nā mānoanoa o ka paia lahilahi, ʻoiaiʻIKEʻOi aku ka kūpono o nā paipu no nā anawaena nui a me nā paia mānoanoa. E koho i ke ʻano paipu kila kūpono no kāu papahana.
ʻAʻole pono nā paipu ERW i hana ʻia e like me EN 10219 i ka ʻoki ʻana i loko o ka wili.
ʻO kēia no ka mea hoʻohana nui ʻia nā paipu EN 10219 i nā noi kūkulu, e like me ke kūkulu ʻana a me ka ʻenekinia mīkini, kahi i ʻoi aku ka paʻakikī o nā koi no ke ʻano o ka wili ʻana ma mua o nā ipu kaomi a i ʻole nā paipu kaomi kiʻekiʻe. No laila, inā e kūlike ka ikaika a me ke kūpaʻa o ka wili ʻana i nā koi o ke kūlana, hiki ke hoʻohana ʻia nā wili kūloko me ka ʻole o ka ʻoki hou ʻana.
ʻAʻole hana ʻia kekahi hana wela ma hope, koe wale nō ka hiki ke waiho ʻia ka wili i loko o kahi kūlana wili ʻia a mālama ʻia paha i ka wela.
Ka Nānā ʻana i ka Hoʻoheheʻe ʻia (Ka Hoʻohui Kemika o nā Mea Maka)
ʻO ka waiwai like kalapona kiʻekiʻe loa (CEV) o S275J0H a me S275J2H he 0.40%.
ʻO S725J0H a me S275J2H me ka CEV kiʻekiʻe loa o 0.4% e hōʻike ana i ka hiki ke hoʻopili maikaʻi ʻia me ka emi ʻana o ka pilikia o ka paʻakikī a me ka nahā ʻana i ka wā o ka hoʻopili ʻana.
Hiki ke helu ʻia hoʻi me ka hoʻohana ʻana i kēia ʻano hana:
CEV = C + Mn/6 + (Cr + Mo + V)/5 + (Ni + Cu)/15.
Ka Nānā Huahana (Ka Hoʻohui Kemika o nā Huahana i Hoʻopau ʻia)
I ka wā o ka hana ʻana o ke kila, hiki ke loli ke ʻano kemika no kekahi mau kumu, a hiki i kēia mau loli ke hoʻopilikia i nā waiwai a me ka maikaʻi o ke kila.
Pono ka hoʻohuihui kemika o ka paipu kila i hoʻopau ʻia e kūlike me ka hoʻohuihui kemika o ka hoʻolei ʻana a me kona ʻokoʻa i ʻae ʻia.
ʻO nā ʻano waiwai mechanical e pili ana i ka ikaika hua, ka ikaika tensile, ka elongation, a me ka ikaika hopena.
ʻO ka hoʻomehana ʻana i ka hoʻomaha ʻana i ke kaumaha ma luna o 580 ℃ a i ʻole no hoʻokahi hola a ʻoi aku paha e alakaʻi ai i ka hōʻino ʻia o nā waiwai mechanical.
Nā memo:
ʻAʻole koi ʻia ka hoʻāʻo hopena ke <6mm ka mānoanoa i kuhikuhi ʻia.
ʻAʻole hōʻoia ʻia nā ʻano hopena o nā paipu maikaʻi JR a me J0 ke ʻole i kuhikuhi ʻia.
Hiki ke hoʻāʻo ʻia nā wili ʻana ma nā paipu kila ERW ma ke koho ʻana i kekahi o kēia mau mea.
EN 10246-3 i ka pae ʻae E4, koe wale nō ʻaʻole ʻae ʻia ke ʻano hana ʻōwili paipu/panikeke;
EN 10246-5 i ka pae ʻae ʻia F5;
EN 10246-8 i ka pae ʻae U5.
Hiki ke hoʻokumu ʻia ka helu ʻana o ke kaumaha kumumanaʻo o nā paipu EN 10219 ma ka nui o ka paipu o 7.85 kg/dm³.
M=(DT)×T×0.02466
ʻO M ka nuipa no kēlā me kēia anakahi lōʻihi;
ʻO D ke anawaena waho i kuhikuhi ʻia, nā anakahi ma mm;
ʻO T ka mānoanoa o ka pā i kuhikuhi ʻia, nā anakahi ma mm.
Nā hoʻomanawanui ma ke ʻano, ke kū pololei a me ka nuipa
Ka lōʻihi o nā hoʻomanawanui
Hiki ke hoʻoheheʻe ʻia nā paipu ʻāpana hakahaka i hana ʻia e like me EN 10219.
I ka wā e kuʻihao ai, ʻo ka haki anu ma ka ʻāpana kuʻihao ka pilikia nui e like me ka piʻi ʻana o ka mānoanoa, ka pae ikaika, a me ka CEV o ka huahana. Hoʻokumu ʻia ka haki anu e ka hui pū ʻana o kekahi mau kumu:
nā pae kiʻekiʻe o ka hydrogen diffusible i loko o ka metala weld;
he ʻano palupalu i loko o ka ʻāpana i hoʻopilikia ʻia e ka wela;
nā paʻakikī koʻikoʻi o ka tensile i loko o ka hui i hoʻopili ʻia.
Pono ka ʻili o ka paipu kila e laumania a kaʻawale mai nā kīnā e hoʻopilikia i ka hana o ka huahana, e like me nā māwae, nā lua, nā ʻōpala, a i ʻole ka pala.
ʻAe ʻia nā puʻupuʻu, nā ʻauwai, a i ʻole nā ʻauwai lōʻihi pāpaʻu i hana ʻia e ke kaʻina hana inā lōʻihi ka mānoanoa o ka paia i koe i loko o ka hoʻomanawanui, hiki ke wehe ʻia ke kīnā ma ka wili ʻana, a ua kūlike ka mānoanoa o ka paia i hoʻoponopono ʻia me nā koi mānoanoa liʻiliʻi loa.
Botop SteelʻAʻole wale ia e hāʻawi i nā paipu kila kiʻekiʻe e like me EN 10219, hāʻawi pū ia i kahi ākea o nā koho no ka uhi ʻana i ka ʻili o nā paipu kila e kūpono i nā pono kikoʻī o kāna mea kūʻai aku i nā papahana ʻenekinia like ʻole. Ua hoʻolālā ʻia kēia mau uhi e hoʻoikaika i ke kūpaʻa ʻana i ka pala o nā paipu a hoʻohui i ka pale hou aʻe, no laila e hoʻolōʻihi ana i ko lākou ola lawelawe.
Hoʻoheheʻe wela
Uhi ʻana o 3LPE (HDPE)
Uhi ʻana o FBE
Uhi ʻana i ka Varnish
Uhi Pena
Uhi Kaumaha Sima
Nā ʻāpana alahaka: nā hale halihali ukana ʻaʻole mua i hoʻohana ʻia i nā alahaka, e like me nā alahao a me nā parapets.
Nā pou kūkulu hale: nā kolamu kākoʻo a me nā kaola i hoʻohana ʻia i ke kūkulu ʻana a me ke ʻenekinia kīwila.
Nā ʻōnaehana paipu: nā paipu no ka lawe ʻana i nā wai a me nā kinoea, ʻoi aku hoʻi i nā noi e koi ana i ke kekelē o ka maʻalahi a me ke kūpaʻa ʻana i ka pala.
Nā hale hana manawa pōkole: nā kākoʻo manawa pōkole a me nā mōlina kūpono no nā kahua kūkulu a me nā kahua ʻenekinia.
Hoʻohana kēia mau noi i nā waiwai mechanical maikaʻi loa a me ka hiki ke hoʻopili ʻia o S275J0H a me S275J2H e hoʻokō i nā pono o nā hale māmā akā paʻa.
ASTM A500:Nā Kikoʻī Maʻamau no nā Paipu Kūkulu Kila Kalapona i Hoʻopaʻa Anu ʻia a me ka Seamless i nā Pōʻai a me nā Kinona.
ASTM A501: Kikoʻī Kūlana no nā Paipu Kūkulu Kila Kalapona i Hoʻopaʻa ʻia me ka Wela a me ka Seamless.
EN 10210Nā ʻāpana hakahaka kūkulu wela i hoʻopau ʻia me nā kila ʻole-alloy a me nā kila palaoa maikaʻi.
EN 10219ʻO nā ʻāpana hakahaka i hoʻopaʻa ʻia i ke anu me nā kila ʻole-alloy a me nā kila palaoa maikaʻi.
JIS G 3466Nā paipu huinahā a me nā ʻāpana huinahā kila kalapona no ke ʻano maʻamau.
AS/NZS 1163Nā ʻāpana hakahaka kila kūkulu anu.
Hoʻohana nui ʻia kēia mau kūlana a puni ka honua, a kōkua lākou e hōʻoia i ka hoʻokō ʻana o nā paipu kila kūkulu i nā pae hana i manaʻo ʻia ma nā noi ʻenekinia like ʻole. I ke koho ʻana i kahi kūlana paipu kila, he mea nui e noʻonoʻo i kāna mau pono noi kikoʻī, nā lula ʻāina, a me nā koi hana.
Paipu kila kalapona ASTM A252 GR.3 Structural LSAW(JCOE)
Paipu kila BS EN10210 S275J0H LSAW(JCOE)
Paipu kila ASTM A671/A671M LSAW
Paipu kila kalapona ASTM A672 B60/B70/C60/C65/C70 LSAW
Paipu kila kalapona API 5L X65 PSL1/PSL 2 LSAW / Paipu kila API 5L Papa X70 LSAW
Paipu kila LSAW(JCOE) EN10219 S355J0H kūkulu
