Pereti Kowiri tira ASTM A240: Ngā Tohu, te Whakaotinga me te Whakamātautau

Pereti Kowiri tira ASTM A240: Ngā Tohu, te Whakaotinga me te Whakamātautau

Kupu Whakataki

Pereti Kowiri tira ASTM A240He rauemi kowiri tira papatahi kua hurihia kia tukuna i raro i tētahi whakaritenga e whakahaere ana i te tohu tohu, te hanganga matū me ngā āhuatanga hangarau o te pereti, te rau me te rīpene kua hipokina. E whakamahia ana mō ngā oko pēhanga, ngā tāke, ngā taputapu tukatuka, ngā wāhanga hoahoa me te hanganga whānui. Me tohu e ngā kaihoko te tohu tika, ngā ine, te whakaotinga, te paerewa manawanui, te momo tiwhikete me ngā whakamātautau tāpiri nā te mea kāore te tohu ASTM A240 anake e tino tautuhi i te hua kua tukuna.

Ngā Whakaaro Matua:Ko te ASTM A240 te tautuhi i ngā whakaritenga mō te taumata rauemi me te mahi matua. E whakamahia whānuitia ana te ASTM A480 mō ngā whakaritenga tono whānui, ngā ātete ā-ahu, ngā whakaotinga mata me ngā whakaritenga tirotiro. Ko te ASME SA240 te whakatakotoranga rauemi ASME e whakamahia ana mō te hanganga waehere ina whakaaetia e te waehere hoahoa whakahaere. Me tirotirohia he EN 10204 3.1 MTC ki te tohu pereti ā-tinana, te tau wera, ngā ā-ahu me te ota hoko.

Me wehewehe te pereti hurihuri wera mai i te pepa hurihuri matao i roto i tētahi ota hangarau kua oti te whakarite, me tautuhi mēnā he matotoru iti, he matotoru noa rānei te mea e whakahaere ana, me tautuhi i ngā whakamātautau kore-whakangaro e hiahiatia ana, me te whakamārama mēnā ka whakamahia te pereti ki ngā ratonga pēhanga, hanganga, waikura, pāmahana teitei rānei.

He aha ngā mea e hipokina ana e te ASTM A240?

E kapi ana te ASTM A240/A240M i ngā pereti, rau me te rīpene maitai kore waikura chromium, chromium-nickel me te chromium-manganese-nickel e whakamahia ana mō ngā oko pēhanga me ngā tono whānui. Kei roto i te whānuitanga ngā whakamahinga ahumahi, hoahoanga, hanga whare me te ataahua. Ka whakatūhia e te paerewa ngā whakaritenga matū me ngā rohe āhuatanga miihini mō ngā taumata kua whakarārangihia.

Kāore te ASTM A240 e whakakapi i ngā whakaritenga hoko katoa e pā ana. Ko te ASTM A480/A480M e whakamahia tahitia ana me tēnei mō ngā whakaritenga whānui mō ngā hua papatahi, tae atu ki ngā rerekētanga ā-rahi e whakaaetia ana, ngā tohu whakaoti, te tukatuka, te tirotiro, te auau whakamātautau me ngā mōhiohio tono.

Ngā Wāhi Tirotiro Raraunga Hua me ngā Whakatakotoranga

Taonga	Ngā Kōwhiringa Noa	Tirotiro Kaihoko
Puka Hua	Pereti hurihuri wera, pepa hurihuri matao, pepa tapahi rīpene, pepa tapahi i ahu mai i te koiri rānei	Whakahuatia māramatia te pereti, te rau, te rīpene rānei.
Paerewa	ASTM A240/A240M, ASME SA240 rānei	Whakaūtia te putanga e hiahiatia ana me te whakaae waehere.
Ngā Ahu	Matotoru, whānui, roa me te manawanui motuhake ki te kaupapa	Whakamāramahia mēnā ko te matotoru noa, ko te matotoru iti rānei te mea e whakahaere ana.
Whakaoti	Nama 1, 2D, 2B, BA, Nama 4, kua orohia, kua hurihia rānei kia rite ki te hiahia	Whakatauritehia te whakaotinga ki ngā whakaritenga hanga me ngā whakaritenga ratonga.
Ngā tuhinga	MTC, pūrongo PMI, pūrongo UT, pūrongo ā-ahu me te tiwhikete tirotiro	Whakarārangihia ngā pūrongo e hiahiatia ana i mua i te whakaputanga.

Ngā Tohu ASTM A240 Noa

Kei roto i te ASTM A240 te whānuitanga o ngā maitai kore waikura austenitic, ferritic, martensitic, duplex me te tino whakarewa. Ko te wātea o te tohu e whakawhirinaki ana ki te matotoru, te whānui, te huarahi mira me te rahinga ota iti rawa. Me whakamahi ngā kaihoko i te tohu UNS hei karo i te whakapoauau i waenga i ngā ingoa arumoni me ngā ingoa ā-rohe.

Tau	UNS	Ngā Āhua Rauemi	Te Whakamahinga Noa
304 / 304L	S30400 / S30403	Ko te maitai kore waikura austenitic chromium-nickel whānui-whakamahinga	Ngā taputapu kai, ngā tāke, te hanga me ngā mahi hoahoanga.
316 / 316L	S31600 / S31603	Te taumata austenitic e mau ana i te molybdenum	Ratonga matū, rongoā, hau moana me te kai.
321 / 347	S32100 / S34700	Ngā kōeke kowiri tira austenitic kua whakapūmautia	Ngā wāhanga kua whakarewaina kua whakaatuhia ki te pāmahana teitei.
310S	S31008	He konukōmiuma teitei, he nikara teitei, he ātete wera	Ngā oumu, ngā taputapu tukatuka wera me ngā wāhanga hau wera.
410 / 430	S41000 / S43000	Ngā momo chromium martensitic me ferritic	Ngā wāhanga mīhini, ngā taputapu me ngā ratonga waikura-waenga.
2205	S32205 / S31803	Kowiri tira takirua, he kaha teitei, he ātete ki te hauota	Ngā tāke matū, ngā taputapu tai moana me ngā pūnaha pēhanga.
904L	N08904	Te kounga austenitic teitei-nikara, molibdenum me te parahi	Ratonga waikawa, whakahaere parahanga me te tukatuka matū.

Whakataurite i te Hanganga Matū

Ko te hanganga matū e whakahaere ana i te ātete ki te waikura, te āheinga whakarewa, te whanonga pāmahana teitei me te mahi miihini. Ko ngā uara i raro nei he awhe tohutoro ahumahi kua whakangāwaritia mō ngā tohu noa. Me ahu mai te whakaaetanga whakamutunga i te ripanga tohu ASTM A240 e tika ana me te tātari wera tuturu e whakaaturia ana i runga i te MTC.

Tau	Cr	Ni	Mo	Pānga Rauemi
304L	Tata ki te 18-20%	Tata ki te 8-12%	toenga	He ātete whānui ki te waikura, ā, he pai te mahi hanga.
316L	Tata ki te 16-18%	Tata ki te 10-14%	Tata ki te 2-3%	He ātete waikura ā-rohe kua pai ake ki te 304L.
310S	Tata ki te 24-26%	Tata ki te 19-22%	toenga	Tautoko ana i te ātete waikura i te pāmahana teitei.
2205	Tata ki te 22-23%	Tata ki te 4.5-6.5%	Tata ki te 3-3.5%	He kaha teitei, ā, he ātete ki te hauota kua whakapaitia.
904L	Tata ki te 19-23%	Tata ki te 23-28%	Tata ki te 4-5%	He ātete whānui ki te waikawa e tautokona ana e te nikara, te moripenema me te parahi.

Ngā Āhuatanga Mīhini

E tohu ana te ASTM A240 i ngā āhuatanga miihini iti rawa mā te tohu me te āhua o te hua. Ka rerekē ngā uara tūturu i runga i te matotoru, te ara hurihuri, te maimoatanga wera me te ahunga whakamātautau. Ko ngā tohu austenitic waro-iti he nui te ngāwari me te pai o te whakarewa, ko ngā tohu takirua he nui ake te kaha whakaputa.

Tau	Te Āhua Kume Iti Rawa	Pūāhua Huanga Iti Rawa	Tuhipoka Hangarau
304L	Tata ki te 485 MPa i raro i ngā whakaritenga ahumahi noa	Tata ki te 170 MPa	He pai te āhua o te hanganga me te mahi whakarewa.
316L	Tata ki te 485 MPa	Tata ki te 170 MPa	He rite te whanonga hanga ki te 304L me te molybdenum i tāpirihia.
310S	He rite ki ngā iti rawa o te pereti austenitic noa	Kei runga i te tohu me te matotoru	Ko ngā raraunga ahotea whakaae e hiahiatia ana mō te hoahoa pāmahana teitei, kaua ko ngā uara kume pāmahana rūma anake.
2205	He teitei ake i ngā tohu austenitic noa	Tata ki te rua ngā taumata hua 304L/316L noa	Tērā pea ka taea te whakapai ake i te matotoru i muri i te whakaaetanga hangarau.

ASTM A240, ASTM A480 me ASME SA240

Tohutoro	Mahi Matua	Te Kawenga a te Kaihoko
ASTM A240/A240M	E tautuhi ana i ngā taumata kowiri tira, te matū me ngā whakaritenga ā-mīhini kua hipokina.	Te taumata o te hua, te āhua, ngā ine me te putanga e hiahiatia ana.
ASTM A480/A480M	E whakarato ana i ngā whakaritenga whānui mō te hua papatahi, ngā āheinga, ngā whakaotinga me ngā whakaritenga tono.	Tautuhia motuhaketia ngā manawanui kaupapa pakari ake.
ASME SA240	Ngā whakatakotoranga rauemi ASME e whakamahia ana i roto i ngā hanganga e pā ana ki te waehere mēnā e tika ana.	Whakaūtia te whakaae i raro i te waehere hoahoa ASME e tika ana.
EN 10204	E tautuhi ana i ngā momo tuhinga tirotiro pēnei i te 3.1 me te 3.2.	Tauwhāitihia te momo tuhinga i te wā whakahua.

Kōwhiringa Whakamutunga Mata

Whakaoti	Whakaahuatanga	Te Whakamahinga Noa	Tirotiro Kaihoko
Nama 1	I hurihia ki te wera, i whakamahanatia, ā, i whakamāoatia	Ngā tāke, ngā kaipuke me ngā hanganga ahumahi	Tautuhia te tauine, te pīkara me te whakaae ki ngā hapa o te mata.
2B	I hurihia mātao, i whakamahanatia, i pīkaratia, ā, i tangohia te kiri mātotoru	Ngā taputapu kai, ngā kete me ngā hanganga ma	Whakaūtia te kiriata tiaki me ngā rohe āhua.
BA	Mata kanapa kua hurihia ki te matao kua whakamahanahia	Ngā taputapu, ngā hua whakapaipai me ngā hua mata ma	Ngā whakaritenga mō te whakaata me te whakaae ā-kanohi.
Nama 4	Whakaotinga oro-whakakoi aronga	Ngā taputapu hanga whare, kīhini me te akuaku	Tautuhia te kirikiri, te taratara me te ahunga oro.
Pereti Whenua	Mata pereti taumaha kua mīhinihia, kua hurihia rānei	Ngā turanga miihini me ngā taputapu tika	Tauwhāitihia te matotoru i muri i te huri me te papatahi.

Te Whakamātautau Kounga me te Aroturuki Rauemi

Mā te mekameka tuku ASTM A240 whai mana e hono te tohu pereti ki te tau wera, te tiwhikete mira me ngā tuhinga tirotiro. Ina tapahia ngā pereti kia iti ake, me whakamahi he tautuhi kua whakawhitia, he mahere whai rānei e whakahaeretia ana ina hiahiatia te whakahaere katoa i te tau wera.

Tuemi Tirotiro	Kaupapa	Manatoko Kaihoko
EN 10204 3.1 MTC	Ngā tuhinga mō te māka, te tau wera, te matū, ngā āhuatanga miihini me te āhua.	Tātaitia te tau wera, ngā ine me te paerewa ki te PO.
Whakamātautau PMI	Tautoko ana i te manatoko koranu me te whakahaere ārai-ranunga.	Kāore te PMI e whakakapi i te tātari taiwhanga katoa.
Whakamātautau Kume	Ka whakaū i te kaha kume, te kaha tuku me te roa.	Arotakehia te ahunga whakamātautau, te matotoru me ngā uara whakaae e tika ana.
Whakamātautau Ultrasonic	Ka kitea ngā koretake o roto i te pereti taumaha, pereti nui rānei.	Te paerewa whakamātautau ā-rohe, te whānuitanga matawai me te taumata whakaae.
Tirotiro Ahu	Ka tirotiro i te matotoru, te whānui, te roa, te papatahi me te āhua o te taha.	Whakaūtia te pūtake o te manawanui me ngā wāhi ine.
Tirotiro a te Rōpū Tuatoru	Ka arotake motuhake i mua i te tuku.	Tautuhia ngā wāhi whakaatu me ngā wāhi pupuri i mua i te whakaputanga.

Pereti ASTM A240 i te Whakatairite ki Ētahi Atu Whakatakotoranga Hua

Whakatakotoranga	Puka Hua	Te Whakamahinga Noa	Kaua e whakapoauau ki
ASTM A240	Pereti, rau me te rīpene	Ngā oko pēhanga me ngā tono whānui mō ngā hua papatahi	Paipa, ngongo, pae, hononga hanga rānei.
ASTM A276	Ngā pae me ngā āhua	Ngā hua mīhini me ngā hua pae hanganga	Tiwhikete pereti papatahi.
ASTM A312	Paipa tui me te whakarewa	Tukanga me ngā paipa pēhanga	He pereti i whakamahia hei hanga i tētahi anga oko.
ASTM A693	Pereti, rau me te rīpene whakapakeke-ua	Ngā tono whakapakeke-uaua kaha-teitei	Pereti austenitic whānui kua whakawerahia.

Ngā Taupānga Ahumahi

Tono	Taumata Noa	Whakaritenga Matua	Arotahi RFQ
Ngā Tāke Kai me te Inu	304L, 316L rānei	Te horoi, te kaha whakarewa me te ātete ki te waikura	Te whakaotinga, te taratara o te mata me te whai i te pereti.
Ngā Ipu Tukanga Matū	316L, 904L, 2205, koranu rānei kua tīpakohia e te kaupapa	Te ātete ki te waikura me te hoahoa pēhanga	Te tohu rauemi ASME, te UT me te whakaaetanga waikura.
Ngā Taputapu Maimoatanga Wera	310S, 321, 347 rānei	Te ātete ki te waikura me te pumau o te wera	Te āhua mahi, te pāmahana me te tikanga hanga.
Ngā Taputapu Tāwāhi me te Whakakorenga Tote	2205, 2507, kounga teitei-konumohe rānei	Te ātete ki te hauhā me te kaha teitei	Te maimoatanga wera, te taurite ā-wāhanga me te whakamātautau waikura.
Hanganga Whare	304, 316 rānei	Te āhua, te papatahi me te ōritetanga o te mutunga	Te ahunga whakakanapa, te kiriata tiaki me te taurite puranga.

Ngā Hapa a te Kaihoko

Te tono ASTM A240 me te kore he manawanui ASTM A480:Kāore te tutuki i te taumata e tautuhi aunoa i ngā whakaritenga katoa mō ngā āhuatanga, ngā papatahi, ngā mata rānei. Me kī he rohe whaiti ake.

Te whakapoauau i te ASTM A240 me te ASME SA240:Ahakoa he hononga hangarau pea ngā rauemi, me whakamahi ngā kaupapa waehere pēhanga i ngā tohu kua whakaaetia e te waehere whakahaere me ngā tuhinga kaupapa.

Mā te whakamahi i te "pereti 316" kāore he tohu L:He rerekē ngā rohe waro o te 316 me te 316L. He maha ngā wā ka tohua e ngā taputapu whakarewa te 316L hei whakaiti i te mōrearea o te pāwera.

Te tono UT kāore he paerewa whakamātautau:Kāore i oti te kupu "UT tested". Me whakaatu te RFQ i te tikanga whakamātautau, te kapinga matawai, te aro o te tohutoro me te akomanga whakaae.

Te whakaae i tētahi tiwhikete me te kore e ōrite te pereti:Me ōrite te tau wera, te māka, ngā ine, te rahinga me te paerewa ki te rārangi tohu me te rārangi tākai.

Te kore aro ki te utu miihini:Ko te pereti taumaha e whakamahia ana mō te miihini, me nui ake te matotoru, me pai ake te papatahi, me nui ake rānei te whenua o ngā mata i muri i ngā mahi tuku ahotea.

Rārangi Arowhai RFQ Pereti ASTM A240

✅ Whakamāramahia te ASTM A240/A240M, te ASME SA240 rānei, me te putanga e hiahiatia ana.

✅ Tāutuhia te kounga o te kowiri tira me te tohu UNS.

✅ Whakaratohia te matotoru, te whānui, te roa, te rahinga me ngā rerekētanga ā-rahi e whakaaetia ana.

✅ Tautuhia te hua hurihuri-wera, hurihuri-matao rānei, me te whakaotinga e hiahiatia ana.

✅ Whakaaturia te āhua o te taha, te papatahi, te āheinga miihini me te kiriata tiaki.

✅ Tonoa kia whakamahia te EN 10204 3.1 MTC me te tohu tau-wera.

✅ Whakarārangihia te PMI, UT, te whakamātautau waikura, te tirotiro rānei a te hunga tuatoru mēnā e hiahiatia ana.

✅ Tautuhia te tākai kaweake, te taumaha o te mōkihi, te tiaki makuku me te tauranga ūnga.

He aha me tohu tika ai te pereti maitai kore waikura ASTM A240?

Mā te whakatakotoranga tika ka ārai i te whakakapinga o te kounga, te rauemi matotoru kore, ngā whakaotinga kāore i te tika, me ngā tiwhikete kāore anō kia oti. Ka hoatu hoki ki te mira, ki te kaipupuri hea rānei he mōhiohio e ranea ana hei whiriwhiri i te huarahi whakaputa tika, te mahere tirotiro me te tikanga tākai.

He pai te pereti maitai kore waikura ASTM A240 mō ngā momo mahi maha, engari me whakaaro ko te paerewa te tūāpapa o te ota hoko kaua ko te ota katoa. Me hono te tohu, ngā whakaritenga ASME, ngā ātete ā-ahu, te āhua o te mata, te whakamātautau me te whai i te hoahoa o te taputapu.

Ngā Pātai Auau

E kapi ana te ASTM A240 i te pereti me te rau?

Āe. Ka hipokina e te ASTM A240 te pereti, te rau me te rīpene maitai kore waikura. Me tautuhi tonu i te ota hoko te āhua o te hua, ngā ine, te whakaotinga me ngā manawanui e hiahiatia ana.

He pai te ASTM A240 mō ngā oko pēhanga?

Kei roto i ngā whakatakotoranga ngā rauemi e whakamahia ana mō ngā oko pēhanga. Tērā pea me whai ASME SA240, he tohu kua whakaaetia, he tuhinga whaimana me te tutuki i ngā ture hoahoa oko e tika ana mō te hanganga ture.

He aha te whakaotinga paerewa mō te pereti ASTM A240?

Ko te pereti hurihuri wera he mea tuku noa me te whakaotinga Nama 1. Ka taea te tuku i te pepa hurihuri matao hei 2D, 2B, BA rānei. Ko ngā tono whakapaipai me ngā tono akuaku ka hiahia pea ki ngā whakaotinga Nama 4, whakaata, whakahāngai rānei.

He mea whakahau te PMI i raro i te ASTM A240?

Ko te PMI he whakaritenga kaupapa tāpiri noa iho, kaua ki te whakaritenga aunoa mō ia ota. Me kī i roto i te ota hoko ina hiahiatia te manatoko koranu.

Āhea te wā e hiahiatia ai te whakamātautau ultrasonic?

Ko te UT e tonoa whānuitia ana mō ngā pereti taumaha, ngā taputapu pēhanga, ngā wāhanga mīhini, ngā hanganga whakarewa nui rānei. Me tautuhi te paerewa whakamātautau me ngā paearu whakaae.

He aha ngā mea me tirotiro i te MTC?

Tirohia te kaihanga, te tau wera, te tohu, te tohu UNS, te paerewa, ngā ine, te matū, ngā āhuatanga kume, te maimoatanga wera, te whakamana tiwhikete me ngā hua whakamātautau tāpiri.

Ngā Hua Kowiri tira ASTM A240 e pā ana

Hua	Te Whakamahinga Hoko Noa
Pereti Kowiri tira 304 me te 316	Pereti me te rau ASTM A240 whānui mō ngā tāke, ngā taputapu kai, te hanga matū me te tukatuka ahumahi.
Pereti Kowiri tira ASTM A240 316L	He pereti waro-iti e mau ana i te molybdenum mō ngā taputapu matū, kai me te rongoā kua whakarewaina.
Pereti Kowiri tira 310S	He pereti ātete wera mō ngā oumu, ngā pūnaha hau wera me ngā taputapu tukatuka wera.
Pereti Kowiri tira 904L	Pereti kowiri tira teitei-konumohe mō te mahi waikawa, te whakahaere parahanga me te tukatuka matū.

Whakamutunga

Ko te ASTM A240 te pūtake rauemi mō te pereti, te rau me te rīpene maitai kore waikura e whakamahia ana i roto i ngā taputapu pēhanga me te hanga whānui. Ko te hoko pono e hiahia ana ki te nui atu i te whakaingoa i te paerewa. Me whiriwhiri e te kaihoko te tohu tika, te āhua o te hua, te whakaotinga, te manawanui, te maimoatanga wera, te whānuitanga tirotiro me te momo tiwhikete.