DIN 1.7225 42CRMO4 Plate yesakhiwo ASME SA387 GR.22 Gr.5 ASTM A387 Ibanga 11 Sheet Alloy Steel Coil

I-Hastelloy iyinhlangano ye-nickel engamelana ne-cororion equkethe ezinye izinto zamakhemikhali ezifana ne-chromium ne-molybdenum. Lokhu okuqukethwe kunokumelana okuphezulu kokushisa kanye nokuphikiswa okuhlukile kokugqwala. I-Hastelloy C276 ingelinye lamamaki we-hastelloy esetshenziswa embonini kawoyela negesi.Izinyoni ze-nickel zazingamelana ngokuphelele namakhemikhali amakhulu, kufaka phakathi ama-hydrochloric ama-hydrochloric nama-sulfuric. Futhi kungenye yezinto ezimbalwa ezitholakalayo ezingamelana negesi ye-chlorine emanzi, i-chlorine dioxide ne-hypochlorite.

Onke amashidi ensimbi e-chrome molybdenum aphathwe futhi ashiswe ngokuhambisana ne-ASTM A387, futhi ecacisa amazinga amancane futhi aphezulu we-Carbon, amakhemikhali, i-chromium, izidingo ze-molybdenum, i-boron, i-nitrogen, i-aluminium, i-titanium, i-aluminium, i-titanium, i-aluminium, i-titanium, i-aluminium, i-aluminium zirconium. Amabhodi we-A387 kufanele abhekane nomkhiqizo, amakhemikhali kanye nokuhlolwa okuthe xaxa (okubhalwe kwiSitifiketi Sokuhlola i-MTC noma esibonakalayo) - Kufanele ahlangabezane nezidingo ezithile zamandla ashubile, anikeze amandla.

Kusukela saqala ukukhumbula, besilokhu sihlakulela indlela esebenzayo, sigcina iso eliseduze nezidingo zamakhasimende eziyinselele, kanti iminyaka emine lilandelana, siphumelele ngokulindela izidingo zesikhathi eside njengamafutha ezimboni njengamafutha kanye namabhizinisi, amabhizinisi, izitshalo zomanyolo kanye nezitshalo zamandla. Ngokwengeziwe, izinga lethu lekhono ekuhlolweni okubonakalayo okungavuthiwe, ukuhlola okunobukhulu kanye nokulandelelwa kwezinto ezibonakalayo kusitholile idumela njengomlingani othembekile wokusatshalaliswa kwabaningi.

Ukwenza lula ukuhlonza, kubulawe i-Alloy Steel SA 387 GR 91 amapuleti angamakwe ngenhlokodolobha "K". Ibanga 91 likushisa kuphathwe ngokusho kwalolu mbala. I-Alloy Heat Treatment Proceties yanoma yiliphi ifomu, kufaka phakathi ukwakhiwa kwe-ASTM A387 Ibanga le-91 CL1 le-Plate ye-A31 CL1 yezinto ezisezingeni eliphakeme ezikwazi ukumelana namazinga okushisa aphezulu. I-SA 387 GR 91 CL2 SHEEL inamandla aphezulu wemishini.

A \ SA387 gr 9Class 2 I-Weldable Carbon Carbon I-Plate yemithambo yokushisa yokushisa ephezulu nama-boilers. Izinzuzo ezibonakalayo ezivela ku-chromium ye-chromium ne-molybdenum, enikeza insimbi engcono yokugqwala kanye nokuphikiswa ukushisa. I-A \ SA387 Ibanga le-9 lenzelwe ukusetshenziswa ngabakhiqizi abasebenzela amafutha, igesi kanye nezimboni ze-petrochemical.

I-Hastelloy C-4 iyi-nickel-chromium-molybdenum alloy ngokuqina okuphezulu okuphezulu kokushisa okuphezulu. Inomqondo ophakeme kanye nokuphikiswa kokugqwala. Ukumelana nokushisa okuphezulu kufika ku-1900 ¡

Ingxenye ye-molybdenum e-SA387 Alloy inikezela ngokumelana okuphezulu kwi-oxidation kanye nokugqwala ngokwandisa uhlobo lwe-lattice lwesakhiwo sensimbi, ngaphezu kokwenza ngcono amandla ashubile emazingeni okushisa aphakeme. Lokhu kuvimba ngempumelelo i-ejenti ye-corrosive ekuqedeni insimbi ekwakhiweni kwensimbi. Lokhu kwenza kube ngempumelelo ekusetshenzisweni kwezicelo lapho i-brine ikhona, njengezitshalo zokuncishiswa, izitshalo zokuhlanza, izinhlelo zokusebenza zolwandle kanye nabasebenzisi bevolumu enkulu ye-brine.

Njenge-16mo3, i-molybdenum yandisa ukumelana nokushisa futhi inciphise imiphumela yokungena ngensimbi. Kokubili i-chromium ne-molybdenum kwandisa ukuqina kwamashidi aphansi wensimbi. Lapho zombili i-chromium ne-molybdenum zisetshenziswa ngensimbi, umphumela mkhulu kunesamba sama-alloys, ngenxa yezizathu ezingaqondakali ngokuphelele. Sinikeza kuphela i-Premium A387.

I-ASTM \ ASME A387 \ SA387 Alloy Steel Gr. I-5 CL 1 \ 2 iyipuleti yensimbi ye-chrome molybdenum alloy esetshenziswe ngokuyinhloko kuma-boilers we-welded kanye nemikhumbi yengcindezi eyenzelwe i-High Temperity Service. Okuqukethwe kwe-CR kwakungu-5.00%, futhi okuqukethwe kwe-MO kwakungu-0.5%.

Ishidi le-Alloy elishisayo elishisayo eCoils SA 387 GR 11 SA387 ASTM A387 Plate
Hastelloy c-4 alloy (uns n06455) yiyona ebaluleke kakhulu (ngokwemvelo) ezinzile kabanzi
Kumakhemikhali amaningi anolaka, ikakhulukazi i-hydrochloric acid, sulfuric acid, nama-chloride. Le alloy iyamelana nokwakhiwa kwemingcele yohlamvu lokusanhlamvu endaweni ye-Weld Held-Heath Zone, ngaleyo ndlela ikwenze ilungele izinhlelo eziningi zenqubo yamakhemikhali esimweni se-as-welded.

Amashidi ensimbi aqinile ahlala isikhathi eside ngoba ajwayelekile futhi ancishiswe ukuthola indawo enzima. Ukuvuselelwa okugcwele ubuso ngokunciphisa ukucindezela kwangaphakathi, okuholele ekwakhekeni okufanayo kwe-ASME SA387 IBANDLA 22 IBHAYIBHELI LEBHODI. Ngakho-ke, lezi zindlela zokwelapha zinikeza amabhodi asindayo asebenza akwazi ukumelana nokushaywa okunamandla.

Amapuleti ensimbi angu-Alloy 91 azobe enziwe ngokwejwayelekile futhi ashiswe ukushisa okutholwe noma apholile ngokupholisa okusheshayo ngokuqhuma komoya ukuqhuma noma ukujuluka komoya, bese kuthi umoya. I-grade 91 Insimbi idinga ukwenza i-auntoniting ngo-1900 kuya ku-1075¡

Amapuleti ancishiswa ngesimo esihlukile esibanikeza amandla. Njengoba la mapuleti kufanele asebenze emazingeni okushisa aphezulu nasendaweni yokucindezela ngakho-ke izinto ezifakiwe kuzo zibalulekile kakhulu. Yiziphi izinto ezingezwa ekwenziweni kwengeza izakhiwo ezahlukahlukene ngokwesibonelo, izinga eliphakeme le-chromium lengeza ukumelana okuhle kakhulu. Inikeza nokuphikiswa okuhle kwe-oxidation. Ukumelana nomoya-mpilo kubalulekile kwizimboni ze-petrochemical negesi ngakho-ke kusetshenziswa amapuleti.

Ipuleti yensimbi ye-SA 387 ye-SA Kuyinto ephansi ye-alloy ingcindezi yensimbi ephezulu yekhwalithi ephezulu yokushisa okuphezulu. Sinikezela ngosayizi ohlukahlukene weshidi futhi singacubungula ubukhulu obusukela ku-6 kuye ku-10 mm.

Ipuleti lika-SA 387 GR 22 linokuqukethwe kwe-chromium ka-2.25% kanye nokuqukethwe kwe-molybdenum ka-1% futhi nakho kungasebenza ngempumelelo emazingeni okushisa afinyelela kuma-600 degrees Celsius. Ama-molybdenum namashidi we-chromium namapuleti enza kahle emazingeni okushisa amaningi, enikeza umphumela omuhle njalo. Ukufakwa kwe-molybdenum ku-alloy ye-SA 387 kwandisa amandla ashubile eshidi eliphakeme lokushisa.

Njenge-16mo3, i-molybdenum yandisa ukumelana nokushisa futhi inciphise imiphumela yokungena ngensimbi. Kokubili i-chromium ne-molybdenum kwandisa ukuqina kwamashidi aphansi wensimbi. Lapho zombili i-chromium ne-molybdenum zisetshenziswa ngensimbi, umphumela mkhulu kunesamba sama-alloys, ngenxa yezizathu ezingaqondakali ngokuphelele. Sinikeza kuphela i-Premium A387.

I-Hastelloy C276 ASTM IPlate B575 Plate iyi-nickel-molybdenum-chromium superulloy ene-tungsten eyenziwe ukuthi imelana ne-supb evimbela ishidi evumela i-Hastelloy C276 Sheet ukwenza kahle amazinga okushisa aphakeme.

Kungezwe i-molybdenum yokushisa okuhle kakhulu nokuphikisana nokugqwala. Ukungezwa kwe-molybdenum ne-chromium kwandisa amandla ashubile namazinga okushisa aphakeme. Lezi zinsimbi ze-a387 alloy gr 11, gr22 kanye ne-gr91 ziqukethe ama-marristries ambalwa abasiza ukuthi bakha amafomu abe ama-alloys asebenzayo, abunzima kanye nama-alloys aphezulu okumelana nokushisa.

I-Nickel Alloys ihlinzeka ngokumelana okuphezulu kubuningi bama-ejenti awonakele, i-oxidation kanye nokusebenza okuhle kakhulu kumazinga okushisa aphezulu.Ngiqinisekile ama-alloys ama-nickel angcono ekusebenzeni okuphezulu kokushisa okuphezulu, kanti amanye enza umsebenzi ongcono ngokumelana nokugqwala.

Ishidi lensimbi le-A387 le-chrome molybdenum linokumelana okuphezulu okuphezulu kunamanye ama-carbons ansts futhi ngakho-ke liyasiza ekusetshenzisweni kwezicelo ezishisayo noma amagesi amazinga okushisa aphezulu. I-Chromium ne-molybdenum ziyizinto eziphambili zokuqalisa. Banikela ngezinto eziningi zensimbi engenasici ngentengo ephansi. (Imvamisa, i-A387 alloy lensimbi inokuqukethwe kwe-chromium ka-0.5% T0 5%, kuyilapho insimbi engagqwali inokuqukethwe kwe-chromium ka-16%).

Lezi zinsimbi ze-alloy ama-387 zitholakala ngezindlela ezahlukahlukene ezinjengezikweletu, ama-gaskets, amapuleti aphansi, amapuleti, amapuleti ama-alloy, njll. Lezi zinsimbi ze-alloy nazo zilungele ukusetshenziswa kwamakhemikhali ezifana ne-zirconium, titanium, aluminium, nitrogen, boron, i-vagadium, i-nickel ne-nitrogen.

Izakhiwo eziningi ezinhle kakhulu ezitholakala kumkhiqizo ofanayo ngenxa yokukhiqizwa kweshidi okungcono. Lawa ngamandla aphezulu ashubile, ukunemba okuhle okuyisisekelo, ukuqeda okungaphezulu, ukuguquguquka nokuqina, ukubekezelela imithwalo esindayo, ukwakhiwa okunamandla nokuphikiswa kokugqwala kanye nokuphikiswa kokugqwala. Ukumelana nokugqwala, ukuqhekeka kokugqwala kwengcindezelo, ukuqhekeka kwe-crevice corrosion, i-oxidation \

I-ASTM A387 inezakhiwo ezinhle kakhulu njengokuguquguquka, ukuqina, ukuqina kwamandla okuqinisa amandla, ukumelana nokushisa, ukumelana nokushisa kusetshenziswa kwezinye izimboni ezijwayelekile njengezimboni ezijwayelekile, izimboni ezicindezelwe, amapayipi okushisa, amapayipi kanye I-Pipework.

Izinga eliphakeme le-chromium liphinde linikeze ukubhujiswa okuhle kakhulu kanye nokuphikiswa yi-oxidation, okumele kusetshenziswe kuzinhlelo zegesi ezimuncu. A \ SA387 gr 12 Ibanga 2 ASTM A387 \ ASME SA387 Ibanga le-12 lenzelwe izinhlelo zokusebenza eziphezulu zokushisa futhi i-chromium molybdenum carbon albon alloy alboy alloy lensimbi kanye namabili wezimboni. Ngenxa yokwengeza i-chromium, okuqukethwe kunesimo sokugqwala esihle kakhulu kanye nokumelana ne-oxidation, okwenza kube kuhle ngezinhlelo zokusebenza zensiza emuncu embonini kawoyela negesi.

Ngenxa yokuzibophezela kwethu okungagudluki ebuqothweni, sithola izinto zokwakha i-premium evuthayo ukuklama nokuthuthukisa imikhiqizo esezingeni eliphakeme kakhulu, indawo ephakeme yokuqina, ukumelana nokuqina kokuqina, ukuqeda amandla aphezulu, ukuqeda ubuhle bukhulu.

Enye yezinzuzo ze-A387 Alloy Steel Plate ukusebenza okuphezulu, uhlaka lwayo oluqinile kuvumela i-ASME SA 387 I-11 ipuleti yensimbi ye-alloy ukuhlinzeka ukusebenza okuphezulu ezindaweni eziphakeme zomsebenzi. Bathola ukusetshenziswa okubalulekile kwezicelo eziphakeme zokucindezela ezifana nama-valves nama-boilers ngoba abakwenzi ngaphansi kwengcindezi enkulu. Izindawo zabo eziqinile ngeke ziqhekeze noma zidume ngokushaqeka okungazelelwe noma ukuguquguquka. Ngaphezu kwalokho, zingacutshungulwa ngokuqhubekayo ngaphandle kokulahlekelwa yinani.

Ngokwandisa ukuqina kwe-mesh, i-A387 futhi ihlinzeka ngokugqwala okuphezulu nokuphikiswa kwe-oxidation. Lokhu kusho ukuthi i-etchant ekuncibilikiseni insimbi futhi inikeze ukumelana kokushisa okulungile, okwenza kube yindawo enhle yezindawo ezisezindaweni ezinhle. Kulula kakhulu ukuthengisa. Sithengisa imikhiqizo ngamasayizi ahlukene, angahluka ngobubanzi, ukuphakama, isitayela nobude ukuze ahlangabezane nezidingo ezahlukahlukene nezidingo zamakhasimende ethu.

Sifaka enye yezigaba ezibanzi kakhulu zamapuleti ensimbi ye-chrome molybdenum eChina, evumelana ne-ASTM \ ASME ne-EN10028-2. Zonke zitholakala esitokisini ukulethwa ngokushesha noma ukuthunyelwa esikhungweni sakho sokukhiqiza. Amashidi we-Chromium Molybdenum agcwalisa igebe elibalulekile phakathi kwe-aluminium nensimbi engenacala.

Ama-nickel alloys angama-alloy ane-nickel njengento eyinhloko. I-solubelity ephelele eqinile ikhona phakathi kwe-nickel nethusi. I-solubility ebanzi phakathi kwe-iron, i-chromium, ne-nickel yenza ukuhlanganiswa okuningi kwe-alloy.Steel amapuleti asetshenziselwa izinhlelo zokusebenza, imithambo yengcindezi, izicelo zamasosha. Ibanga, izinto kanye namapharamitha wepuleti yensimbi nakho kuyaba ngenzeki ukuthi isetshenziswa kanjani.

Enye yezinzuzo zepuleti yensimbi ye-A387 ye-a387 iwumzimba olwa nokugqwala, ipuleti yensimbi ye-chrome-molybdenum inezindawo zokulwa nokugqwala, ezinganciphisa ifilimu lokugqwala ebusweni bayo, ngakho-ke ukugcwala kwe-nip ku-bud. Amashidi ensimbi we-Gost 15KH5m asetshenziswa kakhulu embonini yamakhemikhali ngenxa yokumelana nawo ngezinhlobo ezahlukahlukene zokugqwala okufana nokugqwala okumanzi, ukugqwala kwe-crevice, ukugcwala kwe-hydrogen ukuqhekeka, okuholela ekuhambeni komkhiqizo okuhle.