Intshayelelo
Xa uthelekisaIntsimbi engagqwaliyo engama-304 vs 316, abathengi kufuneka bakhethe i-304 kwizakhiwo zangaphakathi ngokubanzi, izixhobo zokutya, iindawo zokuhombisa, imivalo yentsimbi engagqwaliyo eqhelekileyo, amashiti kunye neetyhubhu apho ukugqwala kuphakathi kwaye ulawulo lweendleko lubalulekile. Khetha i-316 xa ukusetyenziswa kubandakanya i-chloride, amanzi olwandle, iindawo ezikunxweme, imidiya yamachiza, izixhobo zaselwandle, izixhobo zonyango, izinto zeoyile kunye negesi okanye iimfuno ezinamandla zokuxhathisa ukugqwala. Umahluko ophambili wobuchwephesha kukuba i-316 iqulethe i-molybdenum, ephucula ukuxhathisa ukugqwala kwemingxuma kunye ne-cravice, ngakumbi kwiindawo ezine-chloride.
Zombini i-304 kunye ne-316 ziintsimbi ezingenasici ze-austenitic ezisetyenziswa kakhulu kwiibha, amashiti, iipleyiti, iipayipi, iityhubhu, ucingo, iiflanges kunye nezixhobo. Zibonelela ngokwakheka okuhle, ukudityaniswa, ucoceko kunye neendlela zokugqiba umphezulu. Nangona kunjalo, ukukhetha umgangatho ongalunganga kunokukhokelela kwiindleko ezingeyomfuneko, ukugqwala kwangethuba, ukulibaziseka kokuhanjiswa okanye ukwaliwa ngexesha lokuhlolwa kweprojekthi.
Kwizinto ezithengwa kwimizi-mveliso, isigqibo esichanekileyo kufuneka siqwalasele imeko-bume yokugqwala, imfuneko yoomatshini, ubushushu, indlela yokwenza, ukugqitywa komphezulu, imfuneko yesatifikethi, imigangatho ekhoyo, ulawulo lwenombolo yobushushu, i-EN 10204 3.1 MTC, uvavanyo lwe-PMI, uvavanyo lwe-UT, ukuhlolwa komntu wesithathu, ukupakisha ngaphandle kunye nokukwazi ukuhambisa.
Zithini i-304 kunye ne-316 Stainless Steel?
I-304 stainless steel yenye yezona ntsimbi zisetyenziswa kakhulu ze-chromium-nickel austenitic stainless steels. Ikhethwa kakhulu kwizixhobo zasekhitshini, oomatshini bokulungisa ukutya, imihombiso yezakhiwo, iindawo zoshishino ngokubanzi, amaphepha entsimbi engagqwaliyo, iityhubhu kunye neebhari. Inika ukumelana okuhle nokugqwala kwiindawo eziqhelekileyo zomoya kunye neendawo ezinomhlwa kancinci.
I-316 stainless steel ikwayi-austenitic stainless steel, kodwa ine-molybdenum. Oku kuphucula ukumelana nokugqwala kwe-chloride, ukugqwala kwemigodi kunye nokugqwala kwe-crevice. Kwinkonzo yaselwandle, yamakhemikhali, yonxweme, yamayeza, yezonyango kunye neenkonzo zoshishino ezifuna kakhulu, i-316 idla ngokukhethwa ngaphezu kwe-304.
Ingcebiso yoMthengi oKhawulezayo
| Imeko yesicelo | Ibanga Elicetyiswayo | Isizathu |
|---|---|---|
| Ukwenziwa ngokubanzi ngaphakathi endlini | 304 | Ukumelana nokugqwala okuhle kunye neendleko eziphantsi kwiindawo eziqhelekileyo |
| Ukulungiswa kokutya kunye nezixhobo zasekhitshini | 304 okanye 316 | I-304 ixhaphakile; i-316 ingcono xa kukho iikhemikhali zokucoca i-chloride okanye kukho umngcipheko ophezulu wokugqwala |
| Indalo esingqongileyo eselunxwemeni okanye elwandle | 316 | I-Molybdenum iphucula ukuxhathisa i-chloride pitting kunye ne-crevice corrosion |
| Izixhobo zenkqubo yekhemikhali | I-alloy engama-316 okanye ngaphezulu | I-316 isebenza ngcono kune-304 kwiinkonzo ezininzi eziqulethe iikhemikhali kunye ne-chloride |
| Eyona nto iphambili kwixabiso lezinto eziphathekayo | 304 | I-304 idla ngokubonelela ngendlela engcono yokusebenzisa iindleko xa i-316 inganyanzelekanga ukuba ixhathise ukugqwala |
Uthelekiso loBume beeKhemikhali
Ukwakheka kweekhemikhali sesona sizathu sibalulekileyo somahluko wokusebenza phakathi kwentsimbi engagqwali engama-304 kunye ne-316. Zombini ezi ntlobo ziqulathe i-chromium kunye ne-nickel, kodwa ezingama-316 ziquka i-molybdenum. Lo mxholo we-molybdenum yeyona nto iphambili enika ukumelana okungcono kwama-316 kwi-chloride nakwiindawo zaselwandle.
| I-elementi | 304 Intsimbi Engagqwaliyo Uluhlu Oluqhelekileyo (%) | 316 Intsimbi Engagqwaliyo Uluhlu Oluqhelekileyo (%) | Inqaku loKhetho lwezinto |
|---|---|---|---|
| I-Chromium (Cr) | 18.0 – 20.0 | 16.0 – 18.0 | Ibonelela ngokumelana nokugqwala okungagqwaliyo kunye nokumelana ne-oxidation |
| I-Nickel (Ni) | 8.0 – 10.5 | 10.0 – 14.0 | Iqinisa ulwakhiwo lwe-austenitic kwaye iphucula ukuqina kunye nokumelana nokugqwala |
| I-Molybdenum (Mo) | Ayichazwanga ngokwesiqhelo | 2.0 – 3.0 | Isizathu esiphambili 316 sisebenza ngcono kwiindawo ezingqongileyo zekloridi kunye nezolwandle |
| Ikhabhoni (C) | Ubuninzi 0.08 | Ubuninzi 0.08 | Iinguqulelo ze-304L kunye ne-316L ezinekhabhoni ephantsi ziyathandwa kwizakhiwo ezidityanisiweyo |
| IManganese (Mn) | Ubuninzi 2.00 | Ubuninzi 2.00 | Into elawulwayo yokwenza intsimbi kunye nokuzinza kwesakhiwo |
| I-Silicon (Si) | Ubuninzi 1.00 | Ubuninzi 1.00 | Inxalenye eseleyo elawulwayo echaphazela ukusebenza kwe-oxidation kunye nokusebenza kwayo |
| I-Phosphorus / i-Sulphur | Amanqanaba aphantsi alawulwayo | Amanqanaba aphantsi alawulwayo | Kubalulekile ekucocekeni, ekusebenzeni ngobushushu, ekudibaniseni kunye nomgangatho womphezulu |
Iipropati zoomatshini ze-304 vs 316 Stainless Steel
Iimpawu zoomatshini zentsimbi engagqwaliyo ezingama-304 kunye ne-316 ziyafana kwiintlobo ezininzi zemveliso eqhelekileyo. Kwindlela yokuthenga ebonakalayo, imeko-bume yokugqwala kunye neendleko zihlala zichaphazela isigqibo ngaphezu kwamandla. Nangona kunjalo, abathengi kufuneka baqinisekise amandla okutsalwa, amandla okuvelisa, ubude, ubulukhuni kunye nemeko yemveliso kwi-MTC ngaphambi kokuba ithunyelwe.
| Ipropati | 304 Intsimbi Engagqwaliyo | 316 Intsimbi Engagqwaliyo | Inqaku lokuThenga |
|---|---|---|---|
| Tensile strength | Ngokwesiqhelo malunga ne-515 MPa ubuncinci kuxhomekeke kumgangatho kunye nefomu | Ngokwesiqhelo malunga ne-515 MPa ubuncinci kuxhomekeke kumgangatho kunye nefomu | Amaxabiso okwenyani axhomekeke kwibha, ishiti, ipleyiti, ityhubhu, umbhobho kunye nemeko yonyango lobushushu |
| Unikeze Amandla | Ngokwesiqhelo ubuncinane malunga ne-205 MPa kwiimveliso ezifakwe i-annealed | Ngokwesiqhelo ubuncinane malunga ne-205 MPa kwiimveliso ezifakwe i-annealed | Ukusebenza ngokubandayo kunokunyusa amandla kwiimveliso ezithile zebha, i-strip kunye ne-wire |
| Ukwandiswa | Ukuguquguquka okuhle | Ukuguquguquka okuhle | Ifanelekile ukwenza, ukugoba kunye nokwenziwa kwimeko efakwe i-annealed |
| Ukuqina | Kuxhomekeke kwimeko | Kuxhomekeke kwimeko | Qinisekisa ubulukhuni xa umatshini wokugaya, wokupolisha okanye wokuguguleka kubalulekile |
| Ukusebenza kobushushu obuphezulu | Ukumelana kakuhle kwe-oxidation kwiinkonzo ezininzi ngokubanzi | Ukumelana kakuhle kwe-oxidation kunye nokugqwala kwiindawo ezifuna kakhulu | Ukuze uyilo lobushushu obuphezulu, qinisekisa ubushushu benkonzo obuchanekileyo kunye neemfuno zekhowudi yoxinzelelo |
Imigangatho Esebenzayo kunye namaBanga Alinganayo
Intsimbi engagqwaliyo engu-304 kunye no-316 inikezelwa phantsi kwemigangatho eyahlukeneyo ye-ASTM, ASME, EN, DIN, JIS kunye ne-GB ngokuxhomekeke kwimo yemveliso. Abathengi akufuneki bachaze kuphela umgangatho, kodwa baqinisekise nokuba imfuneko yeyokuba intsimbi engagqwaliyo, ishiti, ipleyiti, umbhobho ongenamthungo, ityhubhu edibeneyo, iflange, i-fitting okanye ucingo.
| Into | 304 Intsimbi Engagqwaliyo | 316 Intsimbi Engagqwaliyo | Ububanzi beMveliso eQhelekileyo |
|---|---|---|---|
| I-UNS | I-S30400 / S30403 ye-304L | S31600 / S31603 ye-316L | Ukuchongwa kwezinto zamazwe ngamazwe ngokubanzi |
| I-ASTM A276 | Ibha ye-304 / 304L | Ibha ye-316 / 316L | Ibha engqukuva yentsimbi engenasici, ibha yesikwere, ibha ethe tyaba kunye nebha yehex |
| I-ASTM A240 | Iphepha kunye nepleyiti ye-304 / 304L | Iphepha kunye nepleyiti ye-316 / 316L | Ishiti yentsimbi engenasici, ipleyiti kunye nekhoyili yoxinzelelo nokusetyenziswa ngokubanzi |
| I-ASTM A312 | Umbhobho we-TP304 / TP304L | Umbhobho we-TP316 / TP316L | Umbhobho wentsimbi engenamthungo nedibeneyo |
| I-ASTM A269 / A270 | Ityhubhu ye-304 / 304L | Ityhubhu ye-316 / 316L | Izixhobo zombane, ucoceko, ukutya, amayeza kunye neetyhubhu zenkqubo |
| I-EN / DIN | 1.4301 / 1.4307 | 1.4401 / 1.4404 | Imizobo yaseYurophu, oomatshini, iiprojekthi zemizi-mveliso nezokwakha |
| I-JIS | I-SUS304 / SUS304L | I-SUS316 / SUS316L | Iiprojekthi ezisemgangathweni zaseJapan kunye neenkcukacha zemarike yaseAsia |
| GB | 06Cr19Ni10 / 022Cr19Ni10 | 06Cr17Ni12Mo2 / 022Cr17Ni12Mo2 | unikezelo lwentsimbi engagqwaliyo kunye namaxwebhu okuthumela ngaphandle avela eTshayina |
Uvavanyo loMgangatho kunye nokuKhangela ukuFumaneka kwezinto
Kwimivalo yentsimbi engagqwaliyo engama-304 kunye nama-316, amashiti kunye neetyhubhu, ukulandeleka kwezinto kubalulekile. Inombolo yobushushu kwileyibhile yemveliso, uluhlu lokupakisha kunye ne-EN 10204 3.1 MTC kufuneka ihambelane. Oku kubaluleke kakhulu kwiipayipi zoxinzelelo, izixhobo zokutya, izinto zonyango, izityalo zeekhemikhali, izixhobo zaselwandle kunye neeprojekthi zobunjineli bokuthumela ngaphandle.
Uluhlu lokujonga iSatifikethi kunye noHlolo
| Uhlolo/Into yoXwebhu | Oko Ufanele Ukukujonga | Isizathu Sokuba Kubalulekile |
|---|---|---|
| I-EN 10204 3.1 MTC | Udidi, umgangatho, inani lobushushu, ulwakhiwo lweekhemikhali, iipropati zoomatshini, ubungakanani kunye nemeko yokuhanjiswa | Iqinisekisa umgangatho weqela elithile kwaye ixhasa uxwebhu lweprojekthi |
| Ulawulo lweNombolo yoBushushu | Inombolo yobushushu ekuphawulweni kwezinto, ilebheli, uluhlu lokupakisha kunye ne-MTC kufuneka ihambelane | Ithintela ukudibana kwezinto kunye nokuhanjiswa kwezinto ngendlela engafanelekanga |
| Uvavanyo lwe-PMI | Qinisekisa umxholo weCr, Ni kunye noMo, ngakumbi ukwahlula i-304 kwi-316 | Kubalulekile ukulawula izinto ezingezizo zokwenyani kunye nokuqinisekisa amanqaku |
| Uvavanyo lwe-UT | Ifakwa kwiibhari, iipleyiti kunye neemveliso ezibalulekileyo xa kufuneka ukuba ihlale iphilile ngaphakathi | Inciphisa umngcipheko wokwenziwa kwemishini, iindawo zoxinzelelo kunye nezixhobo ezinokuthembeka okuphezulu |
| Uvavanyo lweMilinganiselo | Ububanzi, i-OD, ubukhulu bodonga, ubukhulu bephepha, ububanzi, ubude, ukuthe tye kunye nokunyamezelana | Iqinisekisa ukuba iimfuno zoomatshini, ukufakelwa kunye nokuveliswa ziyafezekiswa |
| Ukuhlolwa komphezulu | Jonga imikrwelo, ukuqhekeka, umgangatho wokupholisha, umgangatho wokuqhobosha, umphezulu wetyhubhu kunye nomphezulu wepleyiti | Kubalulekile kwizinto zokuhombisa, zococeko, zokutya kunye nezinto ezibonakalayo |
| Uhlolo lweqela lesithathu | Ukuhlolwa kwe-SGS, BV, TUV, Intertek okanye umthengi oqeshwe ngugqirha ngaphambi kokuthunyelwa | Inika ukuzithemba okongezelelekileyo kwii-odolo zokuthumela ngaphandle kunye neeprojekthi zobunjineli |
Ukuthelekisa nezinto ezifanayo zentsimbi engagqwaliyo
Intsimbi engagqwaliyo ye-304 kunye ne-316 idla ngokuthelekiswa ne-304L, 316L, 321, 310S, 2205 duplex kunye ne-904L. Kwizakhiwo ezidityanisiweyo, iiklasi ezinekhabhoni ephantsi ezifana ne-304L kunye ne-316L zihlala zikhethwa. Kwinkonzo yobushushu obuphezulu, i-321 okanye i-310S ingaqwalaselwa. Ukuze kuxhathiswe ukugqwala kwe-chloride ngamandla, i-2205 duplex okanye i-904L ingavavanywa.
| Izinto eziphathekayo | Ukumelana nokugqwala | Amandla | Inqanaba leendleko | Ingcebiso esetyenziswa ngcono |
|---|---|---|---|---|
| 304 | Ilungele iindawo ezingqongileyo ngokubanzi | Phakathi | Ngaphantsi kune-316 | Izixhobo ngokubanzi, ukulungiswa kokutya, ukuhombisa, izakhiwo zangaphakathi kunye nokuveliswa okuqhelekileyo |
| 316 | Ingcono kwiindawo ezikufutshane nekloridi, elunxwemeni nakwiikhemikhali | Phakathi | Ngaphezulu kwama-304 | Izixhobo zaselwandle, izixhobo zeekhemikhali, izinto zonyango kunye neeprojekthi zaselunxwemeni |
| 304L | Ifana ne-304 | Amandla aphantsi kancinci anxulumene nekhabhoni xa ethelekiswa nomgangatho we-304 | Ifana ne-304 | Izakhiwo ezidityanisiweyo ezifuna ukumelana ngcono novakalelo |
| 316L | Ifana ne-316 enentsebenzo engcono yokuwelda | Phakathi | Ingaphezulu kwe-304L | Izixhobo zeekhemikhali, zaselwandle, zonyango kunye nezamayeza ezitshisiweyo |
| I-Duplex engama-2205 | Ukumelana ne-chloride ephezulu kune-304/316 kwizicelo ezininzi | Phezulu | Ingaphezulu kwe-304 kwaye idla ngokukhuphisana ne-316 kuxhomekeke kwimarike | Iinqanawa zoxinzelelo, izixhobo zaselwandle, ukucubungula iikhemikhali kunye nenkonzo yekloride |
| 904L | Igqwesile kwiindawo ezininzi ezinobundlongondlongo ze-asidi kunye ne-chloride | Phakathi | Phezulu | Inkonzo yokugqwala okukhulu apho i-316 inganelanga |
Izicelo zeMveliso ze-304 kunye ne-316 Stainless Steel
Zombini intsimbi engagqwaliyo ye-304 kunye ne-316 ziyafumaneka njengeebha, amashiti, iipleyiti, iipayipi ezingenamthungo, iityhubhu ezidityanisiweyo, ucingo, iiflanges kunye nezixhobo. Udidi oluchanekileyo kufuneka lukhethwe ngokwemeko yokusebenza yokwenyani, kungekuphela nje ngokwexabiso. Kwizixhobo zangaphakathi ezomileyo, i-304 idla ngokwanela. Kwizixhobo zaselwandle, iikhemikhali okanye i-chloride, i-316 lukhetho olukhuselekileyo lwezinto.
| Ishishini / Isicelo | Izinto ezicetyiswayo | Iimveliso Eziqhelekileyo | Isizathu Sokukhetha |
|---|---|---|---|
| Ukulungiswa kokutya | 304/316 | Amashiti, iityhubhu, iitanki, iitreyi, izixhobo kunye nezinto zokucoca | I-304 isetyenziswa kakhulu; i-316 ingcono xa ineekhemikhali zokucoca i-chloride okanye imfuneko enkulu yokugqwala |
| Izixhobo zaselwandle nezonxweme | 316 / 316L | Iibhari, iipleyiti, iibholiti, iipayipi, ii-handrails kunye nezixhobo zasemanzini | Ukumelana ngcono ne-chloride pitting kunye nokugqwala konxweme |
| Ukucubungula iikhemikhali | I-alloy engama-316 / 316L okanye ngaphezulu | Iipayipi, iityhubhu, iiflange, izixhobo, iivalvu kunye neepleyiti | I-316 ifanelekile ngakumbi kune-304 kwiindidi ezininzi eziqulethe iikhemikhali kunye ne-chloride |
| Ulwakhiwo kunye nokuhombisa | 304 yangaphakathi, 316 yangaphandle elunxwemeni | Amaphepha, iipleyiti, iityhubhu, iiprofayili, ii-handrails kunye neepaneli zokuhombisa | Ukukhetha amanqaku angabizi kakhulu ngokwemeko yokuvezwa |
| Ezonyango kunye nezamayeza | 316 / 316L | Iityhubhu, amashiti, ucingo, iitreyi, iindawo kunye nezinto ezichanekileyo | Ukumelana nokugqwala okungcono kunye nokucoceka kwiindawo ezifuna kakhulu |
| Oomatshini Jikelele | 304 | Iibhari, imiphini, iipleyiti, izibiyeli, ii-machine guards kunye neefreyimu | Ukusebenza kakuhle kunye neendleko eziphantsi kwiimeko eziqhelekileyo zoshishino |
Kutheni Ukhetha Intsimbi Engagqwaliyo Engama-304 okanye Engama-316?
Izinto ezisemgangathweni azisoloko zibiza kakhulu. Kwiimeko ezininzi zangaphakathi, ezomileyo okanye ezirhabaxa kancinci, i-304 stainless steel inika ixabiso elihle kakhulu. Kwizicelo ze-chloride, zaselwandle, zaselunxwemeni, zeekhemikhali okanye zonyango, i-316 stainless steel inokunciphisa umngcipheko wokugqwala kwaye iphucule ubomi benkonzo. Ukhetho oluchanekileyo luxhomekeke kwibhalansi phakathi kokuxhathisa ukugqwala, ukusebenza koomatshini, imfuneko yomphezulu kunye nohlahlo-lwabiwo mali.
Ukugqwala, Amandla kunye nokuthelekiswa kweendleko
| Into yoKhetho | 304 Intsimbi Engagqwaliyo | 316 Intsimbi Engagqwaliyo | Isigqibo somthengi |
|---|---|---|---|
| Ukumelana nokugqwala | Ilungele umoya oqhelekileyo, izixhobo zokutya kunye nenkonzo yangaphakathi | Ingcono kwiindawo ezingqongileyo zekloridi, zaselwandle, ezinxwemeni nakwiikhemikhali | Khetha u-316 xa umngcipheko wokugqwala uphezulu |
| Amandla oomatshini | Ifana ne-316 kwiimeko ezininzi ezifakwe i-annealed | Ifana ne-304 kwiimeko ezininzi ezifakwe kwi-annealed | Musa ukukhetha i-316 kuphela ngenxa yamandla aphezulu; khetha ikakhulu ngenxa yokumelana nokugqwala |
| Ixabiso | Ihlala iphantsi | Ihlala iphezulu ngenxa yomxholo weNi kunye neMo | Khetha i-304 xa imeko-bume ingadingi ukusebenza kwe-316 |
| Ukuxinana | Kulungile; i-304L ikhethwa xa kudityaniswa intsimbi enzima | Kulungile; i-316L ikhethwa kakhulu xa kudityaniswa iintsimbi ezinzima | Sebenzisa ii-L ezinekhabhoni ephantsi xa ukumelana nokugqwala okudityanisiweyo kubalulekile |
| Umphezulu wokugqiba | Igqibelele kakhulu ekugqityweni okukhazimlisiweyo, okuxutyiweyo nokuhombisa | Igqibelele kakhulu ekugqityweni okucociweyo, okubhrashiweyo nokucocekile | Qinisekisa i-2B, i-BA, iNombolo 4, i-HL, isipili okanye ukugqitywa okucoliweyo ngaphambi kokuba u-odole |
Iimpazamo zomthengi eziqhelekileyo
Impazamo eqhelekileyo kukukhetha i-304 kuphela kuba ingabizi kakhulu, nokuba inxalenye iza kusetyenziswa kufutshane namanzi olwandle okanye iikhemikhali ze-chloride. Enye impazamo kukukhetha i-316 kwiprojekthi nganye, nokuba i-304 sele ifanelekile. Abathengi kufuneka bakuphephe ukwamkela izixhobo ezingenayo i-MTC, amanani obushushu axutyiweyo, iireferensi ezingaqhelekanga ezingacacanga okanye uvavanyo lwe-PMI olungekhoyo xa ukuqinisekiswa kwenqanaba kubalulekile.
Ukugqitywa komphezulu, Ukucwangciswa kunye nokuPakisha ngaphandle
Intsimbi engagqwaliyo engu-304 kunye no-316 ingabonelelwa ngemiphezulu eyahlukeneyo ngokwesicelo. Imiphezulu eqhelekileyo yephepha kunye nepleyiti ibandakanya i-2B, i-BA, iNombolo 1, iNombolo 4, umgca weenwele, oxutywe ngebrashi, isibuko, ocoliweyo kunye nomphezulu ogqunywe nge-PVC. Iibhari zingabonelelwa ngombala omnyama, okhanyayo, oxotyulweyo, ocoliweyo, ocoliweyo okanye ongenambindi. Iityhubhu zingabonelelwa ngombala ocoliweyo, ocoliweyo, ococekileyo, ococekileyo, ococekileyo, ococekileyo okanye ongaphantsi kombindi. Iityhubhu zingabonelelwa ngombala ocoliweyo, ocoliweyo, ococekileyo, ococekileyo, ococekileyo, ococekileyo okanye ongaphezulu kwe-EP ngokuxhomekeke kwimfuno yeprojekthi.
Kwipakethi yokuthumela kwamanye amazwe, iibha zentsimbi engagqwaliyo zihlala zibotshelelwe kwaye zikhuselwe ngezinto ezingangeni manzi. Amaphepha kunye neepleyiti zinokupakishwa kwiipalethi zomthi ezinefilimu yokukhusela. Iityhubhu kunye neepayipi zinokufuna izigqubuthelo zokugqibela, ukusonga ngeplastiki, iikheyisi zomthi okanye ukupakishwa okubotshelelweyo. Iileyibhile ezicacileyo mazibonise umgangatho, ubungakanani, inani lobushushu, ubungakanani kunye nolwazi lwendawo ekuyiwa kuyo ukuxhasa ukwamkelwa kwempahla yokugcina impahla kunye namaxwebhu erhafu.
Iimveliso zeNsimbi engagqwaliyo ezinxulumene noko
I-SAKY STEEL ibonelela ngentsimbi engagqwaliyo engama-304 kunye ne-316 kwiintlobo ezahlukeneyo zemveliso kubathengi bemizi-mveliso. Amakhonkco emveliso anokunceda abathengi baqinisekise ngokukhawuleza ukuba bafuna iibhari, amashiti, iityhubhu, iipayipi, ucingo, iiflanges okanye izixhobo zeprojekthi yabo.
| Imveliso | Amabanga aqhelekileyo | Ukusetyenziswa Okuqhelekileyo |
|---|---|---|
| Ibha yentsimbi engagqwaliyo | 304, 304L, 316, 316L, 321, 310S, 2205 | Iishafts, izibophelelo, iindawo zoomatshini, izinto zevalvu kunye neendawo zoomatshini |
| Iphepha leSinyithi esingenasici | 304, 304L, 316, 316L, 430, 201 | Izixhobo zokutya, imihombiso, iiphaneli, izigqubuthelo zoomatshini kunye nokwenziwa kwazo |
| Umbhobho wentsimbi engagqwaliyo kunye netyhubhu | 304, 304L, 316, 316L, 321, 904L, duplex | Iinkqubo zombhobho, iityhubhu zococeko, izixhobo zokutshintshiselana ubushushu, iityhubhu zesakhiwo kunye nemigca yenkqubo |
| Ucingo lweSinyithi esingenasici | 304, 304L, 316, 316L, 310S, 904L | Iisprings, i-mesh, intambo yocingo, ukuwelda, ukuluka kunye neemveliso zocingo lwemizi-mveliso |
| IiFlanges zeNtsimbi engagqwaliyo kunye neZilinganisi | Amanqanaba e-304, 304L, 316, 316L, duplex kunye ne-nickel alloy | Uqhagamshelo lwemibhobho, iinkqubo zoxinzelelo, iiprojekthi zeoyile negesi, iikhemikhali kunye nonyango lwamanzi |
Imibuzo Ebuzwa Rhoqo Malunga ne-304 vs 316 Stainless Steel
1. Yeyiphi engcono, intsimbi engagqwaliyo engama-304 okanye engama-316?
I-316 ingcono kakhulu kwiindawo ezingqongileyo ze-chloride, zaselwandle, ezinxwemeni nakwiikhemikhali kuba ine-molybdenum. I-304 ingcono xa indawo iqhelekile, ingaphakathi okanye ingcolisa kancinci kwaye umthengi ufuna ulawulo olungcono lweendleko. Umgangatho ongcono uxhomekeke kwisicelo, kungekuphela nje kwigama lesixhobo.
2. Ingaba intsimbi engagqwaliyo engama-316 inamandla kune-304?
Kwiintlobo ezininzi zeemveliso ezifakwe i-anneal, i-304 kunye ne-316 zinamandla afanayo oomatshini. Inzuzo ephambili ye-316 ayikokuba namandla aphezulu, kodwa kukuchasana okungcono kokugqwala kwi-chloride nakwiindawo ezinoburhalarhume.
3. Kutheni i-316 stainless steel ibiza kakhulu kune-304?
I-316 idla ngokubiza ngaphezulu kuba ine-nickel eninzi kwaye iquka i-molybdenum. Ezi zinto zokudibanisa ziphucula ukumelana nokugqwala kodwa zikwanyusa neendleko zezinto eziluhlaza. Ukuba ukusetyenziswa akudingi ukumelana nokugqwala kwe-316, i-304 inokuba yeyongayo.
4. Ngaba kufuneka ndisebenzise i-304 okanye i-316 xa ndisebenzisa izinto zangaphandle?
Kwiindawo eziqhelekileyo zangaphandle, i-304 ingamkeleka. Kwiindawo ezikufutshane nolwandle, zaselwandle, ityuwa yokususa i-icing okanye ukuvezwa kwiikhemikhali, i-316 idla ngokucetyiswa ngenxa yokumelana okungcono nokugqwala kwe-chloride. Ukugqitywa kunye nokugcinwa komphezulu nako kuchaphazela ukubonakala kwexesha elide.
5. Ngaba iindawo ezidityanisiweyo kufuneka zisebenzise i-304L okanye i-316L endaweni ye-304 okanye i-316?
Kwizakhiwo ezidityanisiweyo, i-304L kunye ne-316L zihlala zikhethwa kuba umxholo wazo ophantsi wekhabhoni unceda ekunciphiseni umngcipheko wokuziva emva kokudityaniselwa. Ukuba imveliso iya kudityaniselwa kakhulu okanye isetyenziswe kwinkonzo yokugqwala emva kokudityaniselwa, abathengi kufuneka baqinisekise ukuba inqanaba le-L liyafuneka na.
6. Abathengi banokuqinisekisa njani ukuba izinto ezisetyenzisiweyo ziyi-304 okanye ziyi-316?
Abathengi kufuneka bajonge i-EN 10204 3.1 MTC, inombolo yobushushu, uphawu lwemveliso kunye nokwakheka kweekhemikhali. Uvavanyo lwe-PMI luluncedo kakhulu kuba lunokuqinisekisa umxholo we-chromium, i-nickel kunye ne-molybdenum. Ubukho be-molybdenum kunceda ukwahlula i-316 kwi-304.
7. Loluphi ulwazi olufunekayo ukuze ufumane isicatshulwa esikhawulezileyo?
Uphando olupheleleyo kufuneka luquke ibakala, umgangatho, imo yemveliso, ubungakanani, ubungakanani, ukugqitywa komphezulu, ukunyamezela, imfuneko yesatifikethi, imfuneko yovavanyo, izibuko lendawo ekuyiwa kuyo kunye nemfuneko yokupakisha. Umzekelo: Ibha engqukuva yentsimbi engagqwaliyo ye-ASTM A276 316L, ububanzi obuyi-30 mm, ubude obuyi-3000 mm, umphezulu okhanyayo, i-EN 10204 3.1 MTC iyafuneka.
Isiphelo
Ukukhetha phakathi kwentsimbi engagqwaliyo engu-304 kunye ne-316 kufuneka kusekelwe kwindawo yokugqwala, imeko yesicelo, uhlobo lwemveliso, ukugqitywa komphezulu, imfuneko yokuwelda, imfuneko yesatifikethi kunye nohlahlo-lwabiwo mali. Intsimbi engagqwaliyo engu-304 lukhetho olungabizi kakhulu kwizixhobo ngokubanzi, ukulungiswa kokutya, izakhiwo zangaphakathi, ukuhombisa kunye nokusetyenziswa okuqhelekileyo kwemizi-mveliso. Intsimbi engagqwali engu-316 lukhetho olungcono kwiindawo zaselwandle, elunxwemeni, kwiikhemikhali, kwezonyango nakwiindawo ezinekloridi.
Kwimivalo, amashiti kunye neetyhubhu, abathengi kufuneka baqinisekise umgangatho ochanekileyo we-ASTM okanye we-EN, umgangatho olinganayo, inombolo yobushushu, i-EN 10204 3.1 MTC, uvavanyo lwe-PMI, ukuhlolwa kobukhulu kunye nokupakishwa kokuthumela ngaphandle ngaphambi kokuthunyelwa. Umthengisi wensimbi engagqwali ochwephesha kufuneka ancede abathengi bathelekise izixhobo, baphephe ukunikezelwa komgangatho ongalunganga kwaye bakhethe umgangatho olinganisela ukumelana nokugqwala, ukusebenza koomatshini kunye neendleko.
Ubizo Lokwenza Isenzo
Nxibelelana ne-SAKY STEEL ukuze ufumane iibhari zentsimbi engagqwali ezingama-304 kunye nama-316, amashiti, iipleyiti, iipayipi, iityhubhu, ucingo, iiflanges kunye nezixhobo. Singaxhasa i-ASTM A276, ASTM A240, ASTM A312, ASTM A269, ASTM A270, EN 10204 3.1 MTC, uvavanyo lwe-PMI, uvavanyo lwe-UT, ubungakanani obulungiselelwe wena, ukugqitywa komphezulu, ukupakisha ngaphandle kunye nenkxaso yokuhambisa.
Thumela umgangatho ofunekayo, ubungakanani, ubungakanani, indawo yesicelo kunye neemfuno zesatifikethi kwiqela lethu lobuchwephesha. Singakunceda uthelekise intsimbi engagqwaliyo engama-304 vs 316, uqinisekise ifomu yemveliso efanelekileyo, unikezele ngekowuteshini kwaye ulungiselele izisombululo zokuhambisa ezifanelekileyo kwiprojekthi yakho.
Ixesha lokuthumela: Juni-05-2026