Isingeniso
IIpayipi Lensimbi Engagqwali le-ASTM A312 UNS S30815 253MAiyi-alloy yensimbi engagqwali ye-austenitic esebenza kahle kakhulu eyaziwa ngokumelana kwayo okuphezulu ne-oxidation yokushisa okuphezulu, ukugqwala, kanye nezakhiwo ezinhle kakhulu zemishini ezindaweni zokushisa eziphakeme.253MAiklanyelwe ngqo isevisi ezicelweni ezidinga ukuzinza kokushisa okuphezulu, ikakhulukazi embonini yokushisa nokushisa. Ukumelana kwayo okuvelele nokukala, i-carburization, kanye ne-oxidation evamile kwenza kube yinto ethembekile ezindaweni ezibucayi.
Lolu hlobo lwensimbi engagqwali lusetshenziswa kabanzi ezisetshenziswa ezimbonini ezishisa kakhulu futhi lufanele ukusetshenziswa lapho kokubili amandla aphezulu kanye nokumelana nokushiswa kwe-oxidation kubalulekile.
Amazinga kanye Nemininingwane
IIpayipi Lensimbi Engagqwali le-ASTM A312 UNS S30815 253MAikhiqizwa ngokwezindinganiso ezilandelayo:
- I-ASTM A312: Ukucaciswa Okujwayelekile Kwamapayipi Ensimbi Engagqwali E-Austenitic Angenamthungo, Ashiselwe, Futhi Abandayo Kakhulu
- I-UNS S30815: Uhlelo Lokubala Oluhlanganisiwe Lwezinto Ezisetshenziswayo lukhomba lokhu njengebanga lensimbi engagqwali ene-alloy ephezulu.
- I-EN 10088-2: I-European Standard ye-Stainless Steel, ehlanganisa izidingo zokwakheka kwale nto, izakhiwo zemishini, kanye nokuhlolwa.
Ukwakheka Kwamakhemikhali(% ngesisindo)
Ukwakheka kwamakhemikhali253MA (UNS S30815)iklanyelwe ukunikeza ukumelana okuhle kakhulu ne-oxidation kanye namandla okushisa aphezulu. Ukwakheka okujwayelekile kungokulandelayo:
| Isici | Ukwakheka (%) |
| I-Chromium (Cr) | 20.00 - 23.00% |
| I-Nickel (Ni) | 24.00 - 26.00% |
| I-Silicon (Si) | 1.50 - 2.50% |
| I-Manganese (Mn) | 1.00 - 2.00% |
| Ikhabhoni (C) | ≤ 0.08% |
| I-Phosphorus (P) | ≤ 0.045% |
| I-Sulfur (S) | ≤ 0.030% |
| I-nitrogen (N) | 0.10 - 0.30% |
| Insimbi (Fe) | Ibhalansi |
Izakhiwo Zezinto: Izici Eziyinhloko
253MA(UNS S30815) ihlanganisa amandla aphezulu okushisa nokumelana nokushiswa kwe-oxidation. Lokhu kuyenza ifaneleke kakhulu ukusetshenziswa ezindaweni ezibucayi, njengezitofu kanye nezishintshi zokushisa. Le nto inokuqukethwe okuphezulu kwe-chromium kanye ne-nickel, okunikeza ukumelana okuhle kakhulu nokushiswa kwe-oxidation emazingeni okushisa afinyelela ku-1150°C (2100°F).
Izakhiwo Ezibonakalayo
- Ubuningi: 7.8 g/cm³
- Indawo Yokuncibilika: 1390°C (2540°F)
- Ukuqhuba Okushisayo: 15.5 W/m·K ku-100°C
- Ukushisa Okuqondile: 0.50 J/g·K ku-100°C
- Ukumelana Nogesi: 0.73 μΩ·m ku-20°C
- Amandla Okudonsa: 570 MPa (ubuncane)
- Amandla Okukhiqiza: 240 MPa (ubuncane)
- Ukwelulwa: 40% (okungenani)
- Ubulukhuni (Rockwell B): HRB 90 (ubuningi)
- I-Modulus ye-Elasticity: 200 GPa
- Isilinganiso sikaPoisson: 0.30
- Ukumelana okuhle kakhulu ne-oxidation yokushisa okuphezulu, ukukala, kanye ne-carburization.
- Igcina amandla futhi iqine emazingeni okushisa angaphezu kuka-1000°C (1832°F).
- Ukumelana okuphezulu ezindaweni ezine-acidic kanye ne-alkaline.
- Ayimelani nokuqhekeka kokugqwala okubangelwa yisibabule kanye ne-chloride.
- Ingamelana nezimo ezinolaka, okwenza ifaneleke ukusetshenziswa ekucubungulweni kwamakhemikhali kanye nasezinqubweni zezimboni ezishisa kakhulu.
Izakhiwo Zemishini
Ukumelana ne-Oxidation
Ukumelana Nokugqwala
Inqubo Yokukhiqiza: Ubuciko Bokucacisa
Ukukhiqizwa kweAmapayipi Ensimbi Engagqwali angu-253MAilandela amasu okukhiqiza akamuva ukuqinisekisa ikhwalithi ephezulu nokuqina:
- Ukukhiqiza Amapayipi Angenamthungo: Kukhiqizwa ngezinqubo zokukhipha, ukubhoboza okujikelezayo, kanye nokwelula ukudala amapayipi angenamthungo anobukhulu obufanayo bodonga.
- Inqubo Yokusebenza Ngobandayo: Izinqubo zokudonsa noma zokuthutha ezibandayo ziyasetshenziswa ukuze kufezwe ubukhulu obuqondile kanye nezindawo ezibushelelezi.
- Ukwelashwa KokushisaAmapayipi aphathwa ngokushisa emazingeni okushisa athile ukuze kuthuthukiswe izakhiwo zawo zemishini kanye nokusebenza kwawo emazingeni okushisa aphezulu.
- Ukukhahlela kanye nokudlulisa ulakaAmapayipi ayahlungwa ukuze kususwe amafilimu esikali kanye ne-oxide futhi angasetshenziswa ukuqinisekisa ukumelana nokugqwala okuqhubekayo.
Ukuhlolwa Nokuhlolwa: Ukuqinisekiswa Kwekhwalithi
I-Womic Steel ilandela inqubo yokuhlola eqinile ukuqinisekisa ikhwalithi ephezulu kakhuluAmapayipi Ensimbi Engagqwali angu-253MA:
- Ukuhlaziywa Kokwakheka Kwamakhemikhali: Kuqinisekiswe kusetshenziswa amasu e-spectroscopic ukuqinisekisa ukuthi i-alloy ihlangabezana nokwakheka okucacisiwe.
- Ukuhlolwa Kwemishini: Ukuqina, ubulukhuni, kanye nokuhlolwa komthelela ukuqinisekisa ukusebenza kwezinto emazingeni okushisa ahlukene.
- Ukuhlolwa KwamanziAmapayipi ahlolwa ukuqina kwengcindezi ukuqinisekisa ukusebenza kahle okungenawo amanzi.
- Ukuhlolwa Okungonakalisi (NDT): Kufaka phakathi ukuhlolwa kwe-ultrasonic, i-eddy current, kanye nokuhlolwa kokungena kwedayi ukuthola noma yiziphi iziphambeko zangaphakathi noma ezingaphezulu.
- Ukuhlolwa Okubonakalayo Nokulinganayo: Ipayipi ngalinye lihlolwa ngokubonakalayo ukuze kutholakale ukuthi liphelele yini, futhi ukunemba kobukhulu kuyahlolwa ngokuhambisana nemininingwane.
Ukuze uthole ulwazi olwengeziwe noma isilinganiso esenziwe ngokwezifiso, xhumana ne-Womic Steel namuhla!
I-imeyili: sales@womicsteel.com
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Isikhathi sokuthunyelwe: Jan-08-2025