NACE MR0175-2021/ISO 15156-2020

Inā makemake ʻoe e ʻike i ka ʻike hou aku, e like me ka ʻōlelo kūʻai, nā huahana, nā hoʻonā, a me nā mea ʻē aʻe, phoʻolimalimae leka uila mai iā mākou ma ka pūnaewele.

He mea kūʻai waiwai ʻo Tianjin Sanon Steel Pipe Co., Ltd. Aia kā mākou hale hana ma ke kūlanakauhale ʻo Cangzhou, ma ka moku ʻo Hebei. ʻO kā mākou kumu waiwai nuinā paipu paila, a ʻo nā mea i koho ʻiaASTM A335 P5/P11/P91/P92,ASME SA-106/SA-106MGR.B,GB/T 3087-200810#/20#. ʻO nā mea hana i koho ʻia no nā paipu paipu ʻo iaAPI 5L,API 5CT, nā mea hana i koho ʻia no nā paipu haki ʻailaGB/T 9948he 15MoG/12CrMoVG. Hōʻike ʻo GB/T 6479-2013 i nā mea 10#/20#, nā paipu hoʻololi wela SA179/SA210/SA192, a pēlā aku, nā paipu mīkini GB/T 8162 i nā mea 10#/20#/Q345/42CrMo, EN10210 i nā mea S355JOH/S355J2H, nā paipu pahu kinoea GB1 8248, i nā mea 34CrMo4/30CrMo.

1. ʻIke Kūikawā Maʻamau

ʻO NACE MR0175/ISO 15156 ke kūlana i ʻike ʻia ma ka honua holoʻokoʻa no ke koho ʻana i nā mea metala no ka hoʻohana ʻana i nā wahi hana ʻaila a me ke kinoea i loaʻa iā H₂S (ʻawaʻawa). Hoʻopuka pū ʻia e NACE International (i kēia manawa ʻo AMPP) a me ka International Organization for Standardization (ISO), ʻo ka hoʻoponopono kūpono o kēia manawa ʻo ANSI/NACE MR0175-2021/ISO 15156:2020.

ʻO ke kūkulu ʻia ʻana o kēia kūlana ma muli o ka hoʻoikaika ʻana o ka ʻoihana i nā ʻano hohonu a me nā kumuwaiwai kai mamao aku. I ka piʻi ʻana o ka hoʻomohala ʻana i nā kahua ʻaila a me ke kinoea ʻawaʻawa, ua lilo ka pala i mea koʻikoʻi loa i hoʻokumu ʻia e ka hydrogen sulfide—ʻoiai ka haki ʻana o ke kaumaha sulfide (SSC), hiki ke hana i ka hāʻule ʻana o ke kalapona ikaika kiʻekiʻe a me nā kila haʻahaʻa, e alakaʻi ana i nā hanana pōʻino.

2. ʻAno Hana Maʻamau a me ka Laulā

Ua māhele ʻia ke kūlana i ʻekolu ʻāpana, i hui pū ʻia i loko o hoʻokahi faila PDF, a ua hoʻokomo pū ʻia me nā ʻĀpana ʻenehana he nui i paʻi ʻia ma 2021 a me 2022:

ʻĀpana Ka laulā ʻIke Koʻikoʻi
Māhele 1 Nā Kumumanaʻo Laulā Ho'ākāka i ke kaiapuni ʻawaʻawa, nā loina koho mea kumu, nā ʻano hōʻoia
Māhele 2 Nā kila kalapona a me nā kila haʻahaʻa Nā palena paʻakikī (≤22 HRC), nā koi kuʻihao, ka mana kemika
Māhele 3 Nā CRA a me nā Alloys ʻē aʻe Nā palena kaiapuni no kēlā me kēia ʻohana metala (mahana, pH₂S, ka nui o ka chloride)

Pili ke kūlana i nā lako i hoʻohana ʻia i ka hana ʻaila a me ke kinoea a me nā hale hana hoʻomāʻona kinoea kūlohelohe kahi e hiki ai i ka hāʻule ʻana ke hoʻopilikia i ke olakino a me ka palekana o ka lehulehu a me nā limahana a i ʻole ke kaiapuni. Hoʻoponopono ia i nā ʻano haki āpau i hoʻokumu ʻia e H₂S, me SSC, SCC, HIC, SWC, a me nā mea ʻē aʻe.

3. Wehewehena o ke Kaiapuni ʻAwaʻawa

Wahi a ke kūlana maʻamau, i ka wā e ʻoi aku ai ke kaomi hapa H₂S i loko o ke kahua kinoea ma mua o 0.3 kPa (0.05 psia), ua hoʻokaʻawale ʻia ke kaiapuni he ʻawaʻawa, e koi ana i ke koho ʻana i nā mea e like me nā koi o ke kūlana.

ʻO nā lako hana e pili ana me nā poʻo luawai, nā lāʻau Kalikimaka, nā ʻōnaehana paipu, nā mea hoʻokaʻawale, nā laina kahe i nā hale hana hana ma uka, a me nā ʻōnaehana paipu e halihali ana i nā hydrocarbons ʻawaʻawa.

4. Nā Pono Mea Koʻikoʻi

Nā kila kalapona a me nā kila haʻahaʻa (Māhele 2)

ʻAʻole pono e ʻoi aku ka paʻakikī o ka metala kumu, ka metala wili ʻia, a me ka HAZ ma mua o 22 HRC (248 HV10)

He mea koi ka mālama wela ma hope o ka hoʻopili ʻana (PWHT)

Pono ka kaohi kemika koʻikoʻi

Nā Alloys Pale i ka ʻAʻai (Māhele 3)

ʻO nā mea i kūpono maʻamau ʻia: 316 SS, 6-moly alloys, 2507 duplex SS, Alloy 825, Alloy 625, Alloy C-276, a me Alloy 400. Loaʻa i kēlā me kēia nā palena kaiapuni kikoʻī no ka mahana, ke kaomi hapa H₂S, a me ka nui o ka chloride.

5. Nā Hoʻohou Koʻikoʻi a me ka Nānā i ka Wā E Hiki Mai Ana

Ua kūlike ke ʻano o ka paʻi 2021/2020 me ka paʻi 2003, me nā hoʻoponopono liʻiliʻi ma o nā Technical Circulars. I ka makahiki 2018, ua ʻae nā kōmike hoʻomalu e pono kahi kākau hou nui e hoʻoponopono i ka maʻalahi o ka hoʻohana a hoʻokomo i nā holomua o ka ʻoihana.

Ke hana nei i kahi mana i kākau hou ʻia i ke koho balota ISO a me ka hoʻopuka ʻana, ua hoʻololi hou ʻia i ʻekolu mau ʻāpana hou:

Māhele 1: Nā koi mea hana a me ka hana ʻana

Māhele 2: Ka loiloi ʻana i ke kaiapuni lawelawe a me ke koho ʻana i nā mea

Māhele 3: Nā koi hōʻoia, kūpono, a me ke koho balota

Hāʻawi ka mana hou i nā kikoʻī hou aku e pili ana i nā kaʻina hana hoʻāʻo H₂S, me ke alakaʻi ʻana i ka laʻana, ke koho ʻana i ke ʻano hoʻāʻo, a me ka nui o ka hoʻāʻo ʻana e pono ai no ka hōʻoia huahana.

6. Koʻikoʻi Kūpono

ʻO NACE MR0175/ISO 15156 ke kumu nui no ke koho ʻana i nā mea i ka hoʻomohala ʻana i ke kahua ʻaila ʻawaʻawa a me ke kinoea. Hoʻomaopopo ke kūlana ʻaʻohe kila kila i palekana loa i ka haki ʻana o ka corrosion stress i hoʻoulu ʻia e ka chloride—he mea nui ka hoʻomaopopo pono ʻana i nā palena o ka alloy no ke koho ʻana i nā mea i nā wahi ʻawaʻawa koi. Pono nā lako i maʻalahi i ka corrosion, e like me nā valves, nā fittings, a me nā mea hana, e mālama pono i ke kūlana. Pono nā mea lawelawe ʻawaʻawa āpau e mālama i ka traceability piha, me nā palapala hōʻoia hoʻāʻo wili e hōʻoiaʻiʻo ana i ka hoʻāʻo paʻakikī, ka hoʻokō kemika, a me ke kūlana mālama wela.

Ma nā wahi ʻaila ʻawaʻawa a me ke kahua kinoea, ʻo ke koho ʻana i nā mea e hahai nui ana i ke kūlana NACE MR0175 / ISO 15156. ʻO kēia kūlana ke "lula gula" no ka hōʻoia ʻana i ka hana palekana o nā lako ma nā wahi i loaʻa ka hydrogen sulfide (H₂S). Uhi ia i nā lako a me nā ʻāpana āpau i loaʻa ke kaomi, mai nā hale hana luawai a hiki i nā ʻāpana hana ma lalo.

Nā lako poʻo lua a me nā lako no lalo o ka lua: nā lako poʻo lua, nā paipu a me nā kaula uhi (paipu hana, uhi).

Nā ʻāpana paipu a me nā mea hoʻohui: paipu laina i hoʻohana ʻia no ka hoʻoili ʻaila a me ke kinoea mamao loa, no ka laʻana,Papa API 5L X65 paipu laina, a pēlā aku

Nā lako hana a me ka hoʻoili ʻili: nā kīʻaha kaomi, nā mea hoʻokaʻawale - nā lako e loaʻa ana ke kaomi i hoʻohana ʻia no ka hoʻokaʻawale ʻana a me ka hana ʻana i ka ʻaila/kinoea.

Ma waho aʻe o nā huahana i luna, uhi pū ka maʻamau i nā ʻano mea like ʻole, me ke kila kalapona, ke kila haʻahaʻa, ke kila kila, a me nā mea hui i hoʻokumu ʻia i ka nickel.

Nā Paipu Kila Seamless ASTM A106 Kiʻekiʻe

Ka manawa hoʻouna: Iune-25-2026

ʻO Tianjin Sanon Steel Pipe Co., LTD.

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