Hastelloy B2 waa xal adag oo la xoojiyay, nikkel-molybdenum alloy, oo leh iska caabin weyn si loo yareeyo bay'ada sida gaaska chloride hydrogen, iyo sulfuric, acetic iyo fosfooraska. Molybdenum waa curiyaha alloying aasaasiga ah kaas oo bixiya iska caabin weyn oo daxalka yaraynta deegaanka. Daawaha birta nikkel waxa loo isticmaali karaa in xaalad sida-welded maxaa yeelay waxa ay iska caabin ah formation of hadhuudh-soohdinta carbide soo da'aya ee aagga kulaylka-saamayn alxanka. Tani daawaynta nikkel waxay bixisaa iska caabin aad u fiican in hydrochloric acid dhammaan uruurinta iyo heerkulka. Intaa waxaa dheer, Hastelloy B2 waxay leedahay iska caabin heer sare ah oo ay u leedahay godad, dildilaaca daxalka iyo khadadka mindida iyo weerarka aagga kuleylku saameeyay. Alloy B2 wuxuu bixiyaa caabbinta sulfuric acid saafi ah iyo tiro ka mid ah asiidhyada aan oksaydhaynta ahayn.
Alloy B-2 ayaa iska caabin liidata daxalka u leh deegaanka oxidizing, sidaas darteed, laguma talinayo in loo isticmaalo warbaahinta oksaydhaynta ama joogitaanka ferric ama milixyada koobabka sababtoo ah waxay sababi karaan daxalka degdega ah. Cusbadani waxa ay kobcin kartaa marka ayashitada hydrochloric ay taabato birta iyo naxaasta. Sidaa darteed, haddii daawayntan lala isticmaalo dhuumaha birta ama naxaasta ee nidaamka ka kooban hydrochloric acid, joogitaanka milixdan waxay sababi kartaa in daawadu ay hore u dhacdo. Intaa waxaa dheer, daawaynta birta nikkel waa in aan lagu isticmaalin heerkul u dhexeeya 1000 ° F iyo 1600 ° F sababtoo ah hoos u dhigidda ductility ee daawaha.Cufnaanta | 9.2 g /cm3 |
Meesha dhalaalaysa | 1370 °C (2500 ºF) |
Xoogga Jilicsan | Psi – 1,10,000 , MPa – 760 |
Xoogga Wax-soo-saarka (0.2% ka-baxsan) | Psi – 51000 , MPa – 350 |
Dheeraynta | 40 % |
Hastelloy B2 | |
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Ni | Bal |
Mo | 26 - 30 |
Fe | 2.0 max |
C | 0.02 max |
Co | 1.0 max |
Cr | 1.0 max |
Mn | 1.0 max |
Si | 0.1 max |
P | 0.04 max |
S | 0.03 max |