Izindinganiso ze-ASTM A276 vs ASTM A479 ze-Stainless Steel Bar

Isingeniso

Uma uqhathanisaIzindinganiso ze-ASTM A276 vs ASTM A479 ze-Stainless Steel Bar, abathengi kufanele bakhethe i-ASTM A276 yemigoqo yensimbi engagqwali evamile kanye nezimo ezisetshenziswa ekushiseni, kumashafti, kuma-fasteners, ezindongeni, izingxenye zesakhiwo kanye nezingxenye zezimboni, kuyilapho i-ASTM A479 ifaneleka kakhulu uma imigoqo yensimbi engagqwali ihloselwe ama-boiler, imikhumbi yokucindezela, imishini yokucindezela, ama-valve, amaphampu kanye nensizakalo ehlobene nokushisa okuphezulu noma ukucindezela. Zombili lezi zindinganiso zingamboza amazinga amaningi afanayo ensimbi engagqwali, kodwa i-ASTM A479 ivame ukucelwa kumaphrojekthi obunjiniyela ahlobene nokucindezela lapho kungadingeka khona umongo wokusetshenziswa oqinile, ukuqinisekiswa komshini, isimo sokwelashwa kokushisa kanye nokulawulwa kwemibhalo.

Ekuthengeni okungokoqobo, i-ASTM A276 kanye ne-ASTM A479 akuzona izinto ezimbili ezihlukene zensimbi engagqwali. Ziyizindinganiso zomkhiqizo ezahlukene ezichaza imigoqo yensimbi engagqwali kanye nezimo zezimo zokusetshenziswa ezahlukene. Ukukhethwa kwezinto zokugcina kusancike ebangeni, inombolo ye-UNS, ukwakheka kwamakhemikhali, izakhiwo zemishini, indawo yokugqwala, izinga lokushisa, ububanzi, ukuphela kwendawo, ukubekezelelana, i-EN 10204 3.1 MTC, ukulawula inombolo yokushisa, ukuhlolwa kwe-PMI, ukuhlolwa kwe-UT kanye nezidingo zokuhlolwa komuntu wesithathu.

I-SAKY STEEL inikeza ibha eyindilinga yensimbi engagqwali, ibha eyisicaba, ibha yesikwele, ibha ye-hex, ibha eyenziwe ngobumba kanye nebha yensimbi engagqwali enqunywe ngokwezifiso ngokwezincazelo ze-ASTM A276, ASTM A479, EN, DIN, JIS kanye ne-GB. Lo mhlahlandlela uchaza umehluko omkhulu phakathi kwe-ASTM A276 kanye ne-ASTM A479, indlela yokukhetha indinganiso efanele, ukuthi yimaphi amamaki avame ukunikezwa, nokuthi yini abathengi okufanele bayiqinisekise ngaphambi kokufaka i-oda.

Ziyini Izindinganiso Zebha Yensimbi Engagqwali ye-ASTM A276 kanye ne-ASTM A479?

I-ASTM A276 iyincazelo ejwayelekile yemigoqo yensimbi engagqwali kanye nezimo. Isetshenziswa kabanzi ekuthengweni kwemigoqo yensimbi engagqwali yezimboni ezijwayelekile, kufaka phakathi ibha eyindilinga, ibha yesikwele, ibha ye-hex, ibha eyisicaba kanye nezinye izimo. Abathengi bavame ukusebenzisa i-ASTM A276 yemigoqo yensimbi engagqwali esetshenziswa ekushiseni, emigodini, emabholthini, kuma-nuts, ezindongeni, eziqwini zamavalvu, izingxenye zephampu, ezifakwayo, ezisekelweni kanye nezingxenye zobunjiniyela ezijwayelekile.

I-ASTM A479 iyincazelo ejwayelekile yamabha ensimbi engagqwali kanye nezimo ezenzelwe ukusetshenziswa kuma-boilers nakwezinye izitsha zokucindezela. Ivame ukukhethwa lapho amabha ensimbi engagqwali esetshenziswa emishinini yokucindezela, isevisi yokushisa okuphezulu, izingxenye zokugcina ingcindezi, imishini yokucubungula, ukukhiqizwa kwamandla, izitshalo ze-petrochemical, ama-valve kanye nezinhlelo zephampu. Emaphrojekthini amaningi, i-ASTM A479 ichazwa ngoba umsebenzisi wokugcina ufuna ukuhambisana okuqinile kwamadokhumenti nesevisi ehlobene nengcindezi.

Ukuqhathanisa Okujwayelekile Okuseceleni Kohlangothi

Into Yokuqhathanisa	I-ASTM A276	I-ASTM A479	Isincomo Somthengi
Ububanzi Obuyinhloko	Imigoqo yensimbi engagqwali kanye nezimo zokusetshenziswa okuvamile	Imigoqo yensimbi engagqwali kanye nezimo zama-boilers kanye nemikhumbi yokucindezela	Khetha ngokwesicelo sokugcina, hhayi ngentengo kuphela
Isicelo Esijwayelekile	Umshini, imiphini, izikhonkwane, izinduku, izingxenye zezimboni ezijwayelekile	Imishini yokucindezela, ama-boiler, ama-valve, amaphampu, imishini ye-petrochemical kanye neyamandla	Sebenzisa i-A479 uma amadokhumenti ephrojekthi ekhuluma ngensizakalo yokucindezela
Amafomu Omkhiqizo Ovamile	Ibha eyindilinga, ibha eyisicaba, ibha yesikwele, ibha ye-hex kanye nezimo	Ibha eyindilinga, ibha eyisicaba, ibha yesikwele, ibha ye-hex kanye nezimo	Zombili zingamboza amafomu ebha afanayo; izinhlelo zokusebenza zikhetha okujwayelekile
Ukutholakala Kwebanga	Amabanga okuqina kwe-Austenitic, ferritic, martensitic, duplex kanye ne-precipitation-hardening	Amabanga amaningi afanayo ezinhlelo zokusebenza ezihlobene nokucindezela	Qinisekisa njalo ibanga eliqondile kanye nenombolo ye-UNS ku-MTC
Ukugxila Kwesitifiketi	Ukuhambisana nokulandela izinto ezijwayelekile kanye nokulandeleka kwazo	Imibhalo yemishini yokucindezela, ukwelashwa kokushisa kanye nokugxila kokuhambisana nomshini	Cela i-EN 10204 3.1 MTC enedatha ephelele yazo zombili izindinganiso
Umthelela Wezindleko	Ngokuvamile kuyabiza kakhulu kwizicelo zebha ezijwayelekile	Kungabandakanya ukuhlolwa kwephrojekthi okuqinile kanye nezidingo zemibhalo	Ungafaki i-A276 esikhundleni se-A479 ngaphandle kokuthi iklayenti livumile

Ukuhlolwa Kokwakheka Kwamakhemikhali Ngaphansi Kwe-ASTM A276 kanye ne-ASTM A479

Zombili izindinganiso zebha zensimbi engagqwali ze-ASTM A276 kanye ne-ASTM A479 zidinga ukuhambisana nokwakheka kwamakhemikhali okuqondene nebanga elithile. Imikhawulo eqondile yamakhemikhali incike ebangeni lensimbi engagqwali, njenge-304, 316L, 321, 347, 410, 420, 431, 17-4PH, 2205, 2507 noma 904L. Abathengi akufanele bahlole inombolo ejwayelekile kuphela; kumele baqinisekise inombolo ye-UNS kanye namanani amakhemikhali ku-MTC.

Ibanga	I-UNS	Izinto Ezibalulekile Zokuhlanganisa Okufanele Zihlolwe	Inothi Lokuthenga
304 / 304L	S30400 / S30403	Cr, Ni, C	Ibha evamile engamelani nokugqwala yomshini wokwenza nokukhiqiza
316 / 316L	S31600 / S31603	Cr, Ni, Mo, C	Khetha ukumelana okuthuthukisiwe kwemigodi uma kuqhathaniswa no-304
321	S32100	I-Cr, i-Ni, i-Ti, i-C	Izinga eliqiniswe nge-titanium lezinhlelo zokusebenza ezikhethiwe ezisebenzisa izinga lokushisa eliphezulu nezihlanganisiwe
410/420	S41000 / S42000	Cr, C	Amamaki angenasici e-Martensitic ngenxa yobunzima nezidingo zamandla omshini
17-4PH	S17400	I-Cr, i-Ni, i-Cu, i-Nb/Cb	Qinisekisa isimo sokwelashwa kokushisa njenge-H900, H1025 noma i-H1150
I-Duplex engu-2205	S32205 / S31803	Cr, Ni, Mo, N	Hlola izidingo ezihlobene ne-nitrogen, i-molybdenum kanye ne-duplex zesevisi ye-chloride

Izakhiwo Zemishini Nokucatshangelwa Kokwelashwa Kokushisa

Izakhiwo zemishini ngaphansi kwe-ASTM A276 kanye ne-ASTM A479 zincike kuzinga, usayizi, uhlobo lomkhiqizo, isimo sokwelashwa kokushisa kanye nokusetshenziswa kokugcina. Amabanga e-Austenitic avame ukukhethwa ngenxa yokumelana nokugqwala kanye nokuguquguquka. Amabanga e-Martensitic kanye nokuqina kwemvula akhethwa ngenxa yokuqina kanye nokuqina. Amabha ensimbi engagqwali amabili akhethwa lapho kudingeka kokubili ukumelana namandla kanye ne-chloride.

Iqembu Lebanga	Uhlamvu Olujwayelekile Lwemishini	Ukwelashwa Okuvamile Kokushisa / Isimo	Inothi Lokukhetha Umthengi
Insimbi Engagqwali Yase-Austenitic	Ukuqina okuhle, ukumelana nokugqwala kanye nokuqina	Isimo sesixazululo esifakwe i-anneal noma esifakwe i-anneal kuye ngebanga nomkhiqizo	Sebenzisa izingxenye zokugqwala okujwayelekile, ukudla, amakhemikhali, izinto zasolwandle kanye nemishini yokucindezela
Insimbi Engagqwali ye-Martensitic	Ubulukhuni namandla aphezulu kunamabanga e-austenitic	Kufakwe, kucinyiwe futhi kuqiniswe noma esinye isimo esibekiwe	Qinisekisa ubulukhuni kanye nokwelashwa kokushisa kwemigodi, ama-blade, ama-valve kanye nezingxenye ezigugile
Insimbi Engagqwali Eqinisa Ukuna kwemvula	Amandla aphezulu ngemva kokwelashwa kokuguga	Izixazululo ezilashwe kanye nezimo ezigugile ezifana ne-H900, H1025, H1150	Njalo chaza isimo esidingekayo, hhayi igama lebanga kuphela
Insimbi Engagqwali Ephindwe Kabili	Amandla aphezulu okukhiqiza kanye nokumelana okuhle kwe-chloride	Isimo sesisombululo esifakwe i-anneal esinesakhiwo se-duplex esilawulwayo	Sebenzisa isevisi yokugqwala yasolwandle, ukususa usawoti emanzini, amakhemikhali kanye namandla aphezulu

Amazinga Asebenzayo kanye Nezinkomba Ezilinganayo Zebanga

I-ASTM A276 kanye ne-ASTM A479 zivame ukusetshenziswa kanye nezinombolo ze-UNS, izinkomba ze-ASME, izinombolo zezinto ze-EN kanye nemininingwane yephrojekthi yamakhasimende. Abathengi kufanele baqinisekise ukuthi i-oda lokuthenga lisho ngokucacile indinganiso, ibanga, inombolo ye-UNS, usayizi, ukubekezelelana, ukwelashwa kokushisa, imfuneko yokuhlola kanye nemfuneko yesitifiketi.

Okujwayelekile / Ireferensi	Ububanzi / Incazelo	Ukusetshenziswa Okuvamile Komthengi
I-ASTM A276	Imigoqo yensimbi engagqwali kanye nezimo zokusetshenziswa okuvamile	Ibha ejwayelekile engagqwali, ibha eyindilinga, ibha eyisicaba, ibha yesikwele kanye nokuthengwa kwebha ye-hex
I-ASTM A479	Imigoqo yensimbi engagqwali kanye nezimo zama-boilers kanye nemikhumbi yokucindezela	Imishini yokucindezela, ama-valve, amaphampu, ama-boiler, amaphrojekthi e-petrochemical kanye namandla
I-ASME SA479	Inguqulo ye-ASME esetshenziswa ezimweni zobunjiniyela ezihlobene nokucindezela	Amaphrojekthi ahlobene nemikhumbi yokucindezela, amapayipi, amabhoyila kanye nekhodi ye-ASME
Ukuqokwa kwe-UNS	Ukuhlonza izinto ezihlanganisiwe njenge-S30400, S31603, S32205, S17400	Kugwema ukudideka phakathi kwamagama afanayo e-stainless steel grade
EN / DIN / JIS / GB Equivalents	Izinhlelo zokuqamba izinto zesifunda kanye nezinkomba zebanga elilinganayo	Iwusizo emidwebweni yamazwe ngamazwe kanye nokuqhathaniswa kwezinto ezijwayelekile
I-EN 10204 3.1	Ifomethi yesitifiketi sokuhlola izinto ezibonakalayo esibonisa idatha yokuhlolwa eqondene neqembu	Imfuneko evamile yamadokhumenti okuthumela kwamanye amazwe kuma-oda ebha yensimbi engagqwali

Ukuhlolwa Kwekhwalithi Nokulandelela Izinto

Kuma-oda ebha yensimbi engagqwali ye-ASTM A276 kanye ne-ASTM A479, ukulandeleka kubalulekile. Inombolo yokushisa ebha, ilebula, uhlu lokupakisha kanye ne-EN 10204 3.1 MTC kufanele ifane. Abathengi kufanele bahlole ukwakheka kwamakhemikhali, izakhiwo zemishini, izinga elijwayelekile, ibanga, inombolo ye-UNS, isimo sokwelashwa kokushisa, ubukhulu, ukuqeda kwendawo kanye namarekhodi okuhlola ngaphambi kokuthunyelwa.

Uhlu Lokuhlola Lwesitifiketi Nokuhlolwa

Ukuhlolwa / Into Yedokhumenti	Okufanele Uhlole	Kungani Kubalulekile
I-EN 10204 3.1 MTC	I-ASTM ejwayelekile, ibanga, inombolo ye-UNS, inombolo yokushisa, ukwakheka kwamakhemikhali, izakhiwo zemishini kanye nosayizi	Iqinisekisa ikhwalithi eqondene neqembu futhi isekela imibhalo yephrojekthi
Ukulawulwa Kwenombolo Yokushisa	Inombolo yokushisa ekumakishweni komkhiqizo, ilebula, uhlu lokupakisha kanye ne-MTC kumele ifane	Ivimbela ukutholakala kwezinto ezixubile futhi isekela ukulandeleka okugcwele
Ukuhlolwa kwe-PMI	Qinisekisa i-Cr, i-Ni, i-Mo, i-Cu nezinye izinto zokuhlanganisa kuye ngebanga	Kusiza ukuqinisekisa ubunikazi bebanga futhi kuvimbele ukulethwa kwezinto ezingalungile
Ukuhlolwa kwe-UT	Hlola ukuzwakala kwangaphakathi kwemigqa yobubanzi obuphakathi nobukhulu lapho kudingeka khona	Kubalulekile kuma-shaft, izingxenye zephampu, iziqu zama-valve kanye nezingxenye ezibalulekile zomshini
Ukuqinisekiswa Kokuqina/Ukwelashwa Kokushisa	Hlola isimo esidingekayo samazinga e-martensitic kanye ne-precipitation-hardening	Kuvimbela ukungalingani kwamandla kuma-oda ebha yensimbi engagqwali enamandla aphezulu
Ukuhlolwa Kobukhulu	Ububanzi, ubude, ukuqondeka, ukubekezelelana, ukujiya kanye nokuphela kobuso	Iqinisekisa ukuthi izidingo zomshini, ukuhlanganiswa kanye nokufakwa ziyahlangatshezwa
Ukuhlolwa Kweqembu Lesithathu	Ukuhlolwa kwe-SGS, BV, TUV, Intertek noma okuqokwe ngamakhasimende ngaphambi kokuthunyelwa	Inikeza ukuzethemba okwengeziwe ngama-oda okuthumela kwamanye amazwe kanye namaphrojekthi obunjiniyela abalulekile

Ukuqhathanisa Nezinto Ezifanayo Zebha Yensimbi Engagqwali

I-ASTM A276 kanye ne-ASTM A479 zombili zihlanganisa amazinga amaningi ensimbi engagqwali, kodwa abathengi kusadingeka bakhethe izinga elifanele lezinto zokwakha ukuze bamelane nokugqwala, amandla, izindleko kanye nendawo yokusebenza. Indinganiso ichaza imfuneko yomkhiqizo webha, kanti izinga linquma ukusebenza.

Izinto	Ukumelana Nokugqwala	Amandla	Izinga Lezindleko	Isincomo Esisetshenziswa Kahle Kakhulu
304 / 304L	Ukumelana okuhle kokugqwala okujwayelekile	Okuphakathi nendawo	Okongayo	Umshini ojwayelekile wokugaya, imiphini, imishini yokudla, izingxenye zokwakha nezimboni
316 / 316L	Ukumelana okungcono komgodi kuno-304 ngenxa ye-molybdenum	Okuphakathi nendawo	Kungaphezu kuka-304	Amabha emishini yasemanzini, yamakhemikhali, yezemithi kanye neyezinqubo
321/347	Ukumelana okuhle kokugqwala okuphakathi kwezinhlayiya ezishisayo ngemuva kokuzinza	Okuphakathi nendawo	Okumaphakathi kuya kokuphezulu	Isevisi yokushisa okuphezulu kanye ne-welded lapho kudingeka khona amamaki azinzile
410/420/431	Ukumelana nokugqwala okumaphakathi	Ukushisa okuphezulu ngemva kokwelashwa kokushisa	Okumaphakathi	Amashafu, izikhonkwane, izingxenye zamavalvu, izingxenye zephampu kanye nezingxenye ezingagugi
17-4PH	Ukumelana okuhle kokugqwala kwebanga lokuqina kwemvula	Kuphezulu kakhulu esimweni sokuguga	Phezulu	Izindiza ezinamandla aphezulu, iphampu, ivalvu, uwoyela negesi kanye nezingxenye ezisebenza ngomshini ngokunemba
2205/2507 I-Duplex	Ukumelana okuhle kakhulu kwe-chloride uma kuqhathaniswa namazinga ajwayelekile e-austenitic	Phezulu	Phezulu	Isevisi yolwandle, ukususa usawoti emanzini, ukucubungula amakhemikhali kanye nokugqwala okunamandla aphezulu

Ukusetshenziswa Kwezimboni Kwe-ASTM A276 kanye Ne-ASTM A479 Izinsimbi Zensimbi Engagqwali

Zombili izingodo zensimbi engagqwali ze-ASTM A276 kanye ne-ASTM A479 zisetshenziswa kabanzi emikhakheni yezimboni. Umehluko omkhulu umongo wokusetshenziswa: I-ASTM A276 ivame ukusetshenziswa emikhiqizweni evamile yezingodo zensimbi engagqwali, kuyilapho i-ASTM A479 ikhethwa kakhulu lapho isitokwe sebha senzelwe isitsha sokucindezela, ibhoyila noma izingxenye zemishini ezihlobene nokucindezela.

Imboni / Isicelo	Izinga Elijwayelekile	Izingxenye Ezivamile	Inothi Lokuthenga
Umshini Ojwayelekile	I-ASTM A276	Amashafu, izinduku, imikhono, amaphini, ama-spacer kanye nezingxenye ze-CNC	Qinisekisa ukubekezelela ububanzi, ukuqondile kanye nesimo sobuso
Imishini Yokucindezela	I-ASTM A479 / ASME SA479	Iziqu zevalvu, ibholti, izingxenye zephampu, izesekeli zemikhumbi yokucindezela kanye nokufakwa kwayo	Qinisekisa ikhodi yephrojekthi, i-MTC, izakhiwo zemishini kanye nesimo sokwelashwa kokushisa
Ukucubungula Kwasolwandle Namakhemikhali	I-ASTM A276 noma i-ASTM A479 kuye ngokuthi iphrojekthi ikuphi	Izibambo, imiphini yepompo, izingxenye zamavalvu, izinduku kanye nezingxenye zokusekela	Ukukhetha amamaki kubaluleke kakhulu kunenombolo ejwayelekile yodwa
Ukukhiqizwa Kwamandla	I-ASTM A479 / ASME SA479	Izingxenye zebhoyila, izingxenye ezihlobene ne-turbine, imigoqo yokushisa okuphezulu kanye nezingxenye zokucindezela	Hlola izinga lokushisa eliphezulu, isimo kanye nezidingo zesitifiketi
Imishini Yokudla Neyemithi	I-ASTM A276	Imigoqo epholishiwe, izinduku, izingxenye zenhlanzeko kanye nezingxenye zomshini	Qinisekisa izinga lika-304L noma lika-316L, ukupholisha kanye nezidingo zokuqeda ubuso

Kungani Ukhetha i-ASTM A276 noma i-ASTM A479?

Khetha i-ASTM A276 uma ibha yensimbi engagqwali isetshenziselwa imishini ejwayelekile, izingxenye zezimboni, imiphini, izinduku, izisekelo, izibambo, imiphini yokuhlobisa noma izingxenye ezingezona ezokucindezela. Khetha i-ASTM A479 uma ibha ihloselwe ama-boiler, imikhumbi yokucindezela, imishini yokucindezela, izingxenye ze-petrochemical, amavalvu, amaphampu noma enye insizakalo ehlobene nokucindezela lapho imibhalo yephrojekthi idinga i-A479 noma i-ASME SA479.

Izincomo Ezingcono Kakhulu Zokusebenzisa Abathengi

Isimo Somthengi	Izinga Eliphakanyisiwe	Isizathu
Ibha eyindilinga yensimbi engagqwali ejwayelekile yokulungisa	I-ASTM A276	Kufanelekela imigoqo evamile kanye nezimo ezingenawo umongo womthambo wokucindezela
Isiqu sevalvu noma umgodi wepompo wemishini yokucindezela	I-ASTM A479 / ASME SA479	Kufaneleka kakhulu izingxenye ezihlobene nokucindezela kanye nemibhalo yephrojekthi
Izingxenye zomshini wensimbi engagqwali yokudla noma yemithi	I-ASTM A276	Ukukhetha okuvamile kwemikhiqizo yebha yensimbi engagqwali ejwayelekile kanye nezingxenye ezipholishiwe
Iphrojekthi yebhoyila noma yesikebhe sokucindezela	I-ASTM A479 / ASME SA479	Ifanisa ububanzi obujwayelekile bama-boilers kanye nemikhumbi yokucindezela
Umdwebo wamakhasimende uthi kuphela ibanga nosayizi	Qinisekisa nekhasimende ngaphambi kwekhotheshini	Gwema izinga elingalungile kanye nokwenqatshwa kwesitifiketi ngemuva kokulethwa

Amaphutha Avamile Omthengi

Iphutha elivamile ukucabanga ukuthi i-ASTM A276 kanye ne-ASTM A479 ziyashintshana kuzo zonke izimo. Nakuba amanye amamaki kanye namafomu omkhiqizo kungafana, imininingwane yephrojekthi ingadinga indinganiso eyodwa ngqo. Uma ikhasimende lidinga i-ASTM A479 noma i-ASME SA479 yemishini yokucindezela, ukuhlinzeka nge-ASTM A276 kuphela kungabangela ukwenqatshwa kwedokhumenti.

Elinye iphutha elivamile ukugxila kuphela kuzinga le-ASTM nokunganaki ibanga, inombolo ye-UNS, ukwelashwa kokushisa, ukubekezelelana, ukuqeda ubuso kanye nokuhlolwa. Isibonelo, ibha yensimbi engagqwali ye-ASTM A276 17-4PH kumele isasho isimo esidingekayo njenge-H900, H1025 noma i-H1150. Ibha yensimbi engagqwali ye-ASTM A479 316L isadinga ukwakheka kwamakhemikhali, izakhiwo zemishini kanye nokuqinisekiswa kwe-MTC.

Ukuqeda Okungaphezulu, Ukucubungula Nokuthumela Ngaphandle Ukupakisha

Izinsimbi zensimbi ezingagqwali ze-ASTM A276 kanye ne-ASTM A479 zinganikezwa ngezinsimbi ezimnyama, ezifakwe ukhilimu, ezihlutshiwe, eziphenduliwe, ezigayiwe, ezipholishiwe noma ezikhanyayo. Imisebenzi yokulungisa kahle ivame ukudinga izinsimbi ezihlutshiwe noma ezigayiwe ukuze kuthuthukiswe ukunemba kobukhulu nokunciphisa imvume yokulungisa. Ukusetshenziswa kokuhlobisa, ukudla noma kwemithi kungadinga izindawo ezipholishiwe.

Izinsizakalo zokucubungula zingafaka ukusika, ukusaha, ukuhlubula, ukuguqula, ukugaya okungenasisekelo, ukupholisha, ukuqondisa kanye nokusika ubude okwenziwe ngokwezifiso. Ukupakisha kokuthumela ngaphandle kufanele kuvikele imigoqo ekulimaleni kwendawo, umswakama kanye nokugoba. Ukupakisha okuvamile kufaka phakathi amaqoqo, ukugoqa okungangeni manzi, amakesi okhuni, amaphalethi okhuni, ukubopha imicu yensimbi kanye namalebula acacile abonisa ibanga, izinga elijwayelekile, inombolo yokushisa, usayizi kanye nobuningi.

Imikhiqizo Yensimbi Engagqwali Ehlobene

I-SAKY STEEL inikeza imikhiqizo yebha yensimbi engagqwali ye-ASTM A276 kanye ne-ASTM A479 kanye nezinto zensimbi engagqwali ezihlobene nomshini wokugaya, imishini yokucindezela, izinto zasolwandle, amakhemikhali, ukudla, imithi, uwoyela negesi kanye namaphrojekthi ezimboni. Abathengi bangakhetha uhlobo lomkhiqizo olufanele ngokuya ngemidwebo, izidingo ezijwayelekile kanye nokusetshenziswa kokugcina.

Umkhiqizo	Amabanga Ajwayelekile	Ukusetshenziswa Okuvamile
Ibha Yensimbi Engagqwali	304, 316L, 321, 410, 420, 17-4PH, 2205, 2507	Amashafu, izikhonkwane, izinduku, iziqu zamavalvu, izingxenye zephampu kanye nezingxenye zomshini ze-CNC
Ibha Eyindilinga Yensimbi Engagqwali	304, 316, 316L, 410, 420, 431, 630, 2205	Ukulungisa imishini, imiphini, amaphini, amabhawodi, izinduku kanye nezingxenye zezimboni
Ipuleti Lensimbi Engagqwali	304, 316L, 321, 310S, 904L, 2205, 2507	Amathangi, imishini yokucindezela, imishini yamakhemikhali, amapuleti olwandle kanye nokwakhiwa
Ipayipi Nepayipi Lensimbi Engagqwali	304, 316L, 321, 310S, 904L, 2205, 2507	Amapayipi okucubungula, ama-heat exchanger, izinhlelo zokucindezela, amapayipi olwandle kanye nezinhlelo zezimboni
Ama-Flange ensimbi engagqwali	304, 316L, 321, 904L, 2205, 2507	Ukuxhumeka kwamapayipi, izinhlelo zokucindezela, izitshalo zamakhemikhali kanye namaphrojekthi olwandle

Imibuzo Evame Ukubuzwa Mayelana Nezindinganiso Zebha Yensimbi Engagqwali ye-ASTM A276 vs ASTM A479

1. Uyini umehluko omkhulu phakathi kwe-ASTM A276 ne-ASTM A479?

I-ASTM A276 ihlanganisa imigoqo yensimbi engagqwali kanye nezimo zokusetshenziswa okuvamile. I-ASTM A479 ihlanganisa imigoqo yensimbi engagqwali kanye nezimo zama-boilers kanye neminye imikhumbi yokucindezela. Umehluko omkhulu ububanzi bokusetshenziswa okuhlosiwe, ikakhulukazi isevisi ehlobene nokucindezela ye-ASTM A479.

2. Ingabe i-ASTM A276 kanye ne-ASTM A479 zingamboza izinga elifanayo lensimbi engagqwali?

Yebo, amamaki amaningi angatholakala ngaphansi kwamazinga womabili, njenge-304, 316, 316L, 321 kanye namanye amamaki ensimbi engagqwali. Kodwa-ke, umthengi kumele aqinisekise ukuthi iphrojekthi idinga i-A276, A479 noma i-ASME SA479 ngqo.

3. Yiliphi izinga okufanele lisetshenziswe kubha eyindilinga yensimbi engagqwali?

Kwibha eyindilinga yensimbi engagqwali ejwayelekile esetshenziswa ekushiseni, emigodini, ezindongeni nasezintweni zokubopha, i-ASTM A276 ivame ukusetshenziswa. Kwibha eyenzelwe izitsha zokucindezela, ama-boiler, ama-valve, amaphampu noma imishini yokucindezela, i-ASTM A479 noma i-ASME SA479 zingase zifaneleke kakhulu.

4. Ingabe i-ASTM A479 ibiza kakhulu kune-ASTM A276?

Intengo incike ebangeni, ububanzi, isimo, ukuhlolwa, ubuningi kanye nezidingo zemibhalo. Amaphrojekthi e-ASTM A479 angadinga imibhalo eqinile noma ukuhlolwa okwengeziwe, okungathinta izindleko. Kodwa-ke, ibanga lezinto ezibonakalayo kanye nobubanzi bokuhlola ngokuvamile kuba nomthelela omkhulu entengweni kunenombolo ejwayelekile yodwa.

5. Yisiphi isitifiketi okufanele abathengi basicele?

Abathengi kufanele bacele i-EN 10204 3.1 MTC ekhombisa izinga le-ASTM, ibanga, inombolo ye-UNS, inombolo yokushisa, ukwakheka kwamakhemikhali, izakhiwo zemishini, usayizi, isimo sokwelashwa kokushisa kanye nemiphumela yokuhlolwa. Ukuhlolwa kwe-PMI, ukuhlolwa kwe-UT, ukuhlolwa kobulukhuni kanye nokuhlolwa komuntu wesithathu nakho kungacelwa kuma-oda abalulekile.

6. Ingabe i-ASTM A276 ingasetshenziswa esikhundleni se-ASTM A479?

Kuphela uma umnikazi wephrojekthi, unjiniyela noma ikhasimende livuma ukushintshaniswa. Uma imininingwane yokuthenga noma umdwebo udinga i-ASTM A479 noma i-ASME SA479, i-ASTM A276 akufanele ishintshwe ngaphandle kwemvume ebhaliwe, ikakhulukazi kumaphrojekthi ahlobene nengcindezi.

7. Yiluphi ulwazi oludingekayo ukuze uthole ikhotheshini esheshayo?

I-RFQ ephelele kufanele ifake i-ASTM standard, ibanga, inombolo ye-UNS, ukuma kwebha, ububanzi noma ubukhulu, ubude, ubuningi, ukuphela kwendawo, ukubekezelelana, isimo sokwelashwa kokushisa, imfuneko yokuhlola, imfuneko ye-MTC, imbobo yokuya kanye nemfuneko yokupakisha. Isibonelo: Ibha eyindilinga yensimbi engagqwali ye-ASTM A479 UNS S31603 316L, ububanzi obungu-40 mm, ubude obungu-3000 mm, ubuso obuhlutshiwe, i-EN 10204 3.1 MTC kanye nokuhlolwa kwe-PMI.

Isiphetho

I-ASTM A276 kanye ne-ASTM A479 zombili ziyizindinganiso ezibalulekile zebha yensimbi engagqwali, kodwa zisetshenziselwa izimo ezahlukene zohlelo lokusebenza. I-ASTM A276 isetshenziswa kabanzi emigoqweni nasezimo zensimbi engagqwali ezijwayelekile, kuyilapho i-ASTM A479 ivame ukudingeka emigoqweni esetshenziswa kuma-boiler, emithonjeni yokucindezela kanye nemishini ehlobene nokucindezela. Ukukhetha okulungile kuncike ekusetshenzisweni kokugcina, isidingo sokudweba, ikhodi yephrojekthi kanye nesidingo sesitifiketi.

Ukuze kuthengwe ngempumelelo, abathengi kufanele baqinisekise izinga le-ASTM, izinga lensimbi engagqwali, inombolo ye-UNS, ifomu lebha, usayizi, ukuqeda kwendawo, isimo sokwelashwa kokushisa, i-EN 10204 3.1 MTC, ukulawula inombolo yokushisa, ukuhlolwa kwe-PMI, ukuhlolwa kwe-UT, ukuhlolwa kobukhulu kanye nokupakishwa kokuthumela ngaphandle. Umhlinzeki wensimbi engagqwali ochwepheshe kufanele asize abathengi bakhethe izinga elifanele kanye nezinga ngokuya ngokumelana nokugqwala, amandla, insizakalo yokucindezela, izindleko kanye nezidingo zokulethwa.

Cela Isilinganiso

Xhumana nathi ukuze uthole ikhotheshini, ukuhlolwa kwe-MTC, i-PMI, osayizi abakhelwe ngokwezifiso, ukuqeda ubuso, ukupakishwa kokuthumela ngaphandle kanye nokusekelwa kokulethwa.

Thumela Uphenyo Manje