1.4825 (EN 10295 standard, grade GX25CrNiSi18‐9) acier inoxydable bu mëna xeex tàngoor austenitik la, ñu defaree ko ngir tàngoor wu metti, sargal bu diis ak environmaa yuy yàq. Ak composition chimique bu dëgër ak microstructure bu dëgër, moo tax mu nekk meceer biñ taamu ngir pièce yu mëna xeex tàngoor wu metti ci metallurgie, energie, ingenieur chimique ak yeneen liggéey. Dafay muñ tàngoor bu baax, baña yàqu, baña yàqu ci serwiis bu yàgg ci tàngoor wu metti.
I. Màndarga yi gëna am solo ci jumtukaay yi (Li ciy boole ak Mikrostruktuur)
Performance 1.4825 mingi aju ci composition chimique bu jaar yoon, ak matrix austenitique bu dëgër, lépp di méngoo ak sàrti Europe EN 10295.
Chromium bu bari (17–19%): Dafay forme filmu Cr2O3 bu dëgër te wéy ci kaw surface bi, di xàjjale oxygen ak media yiy yàq, di joxe tàngoor wu metti wu mëna xeex oxidation. Mën na dox bu baax ci 900 degre (1173K) ngir liggéey bu yàgg te mën na dékku tàngoor wu gàtt bu weesu 1000 degre (1273K).
Nickel bu digg (8-10%): Dafay dakkal matrix austenitik bi, suko defee du am benn coppite ci fase bi ak dimension yu dëgër yi ci tàngoor wu metti. Dafay gëna dëgëral itam tàngoor wu metti wi ak baña gaawa jeexal choc thermique ci diggante cycling thermique yu bari.
Silicon (0.5–2.5%): Dafay gëna dëgëral filmu oxide bi, rawatina gëna mëna xeex corrosion ci tàngoor wu metti wi ci jawwu ji bari sulfur ak pënd, baaxna lool ci four yu usine yi ak ci incinerateur yi.
Carbon (0.15–0.35%): dafay forme ay carbure Cr23C6 yu tasaaroo, di yokk bu baax dooley tàngoor wu metti, baña raay ak baña yàqu te du yàq dëgëraay bi.
II. Njariñ yi ci gëna mag: Dafay baña tàng, baña yàqu, baña yàqu
1. Temperatiir bu kawe bu baax -
Tamperatiiru serwiis bu yàgg ba 900 degre , diir bu gàtt ba 1000 degre .
Dooley raam ak dagg bu rëy ci biir tàngoor wu yéeg - ak sargal bu diis; amul benn deformaasioŋ wala sagging ci diir bu yàgg - jëfandikoo.
Resistance thermique bu baax ci coono ak résistance thermique ci xar-xar, méngoo ak cycle yu bari yuy tàngal ak seddal.
2. Baña yàqu ak baña yàqu
Carbure gëna dëgëral fase ak matrix bu dëgër (HB 180-220) joxe lu gëna baax baña wear bu gëna baax ci tàngoor - asiye ordinaire ci biir tàngoor bu kawe - friction waw ak particule erosion, yokk dundu liggéey 2-3 yoon.
Filmu oxide bi am surface bu dëgër dafay lubrifier boppam, wàññi adhésion ak abrasion, baaxna lool ci grilles yi, plaques fourniture yi, basket yi ak yeneen pièce yu mëna yàqu.
3. Bañ corrosion bu mat sëkk
Dafay baña nangu tàngoor wu metti wi sulfur -am, chlore{2}}am, pënd -laden gaz combustion ak corrosion slag.
Dafay xeex bu baax oxidation bu tàngoor wu metti, corrosion sulfidation ak corrosion erosion.
Dafay baña yàq asid ak alkali ci environmaa yiy yàq ci tàngoor wu metti, ci wàllu chimik ak ci wàllu aar environmaa bi.
4. Casting bu baax & Machining
Fluidite bu baax ci matrix austenitik, liggéey bu baax ci jëmmal ci komposant yu jafee xam yu melni grille yu am formu - ak plate liner yuñ boole.
Mën nañu ko nangu ngir soudure ak masin ngir yombal instalaasioŋ, defar ak dakkal ci barab bi.
III. Aplikaasioŋ yiñ gëna xam (Core bu kawe - tàngoor & Wear - Barab yu mëna xeex)
Liggéeyukaay yiy liggéey ci metallurgie ak tàngoor
Four yiy raxas tàngoor: ay ndab four, ay ndab, ay rail guide, ay plaque de fondation, ay bague de soutien.
Four yiy tàngal/recouvre: revêtement four, composants de porte, tubes radiants, roulos de four.
Energie ak liggéeyum chaudière
Station kuuraŋ yi ak chaudière usine yi: grilles four, kaala anti-wear, revêtement de mur d'eau, buse de lakk.
Incineratëru mbalit: baaraasu griy, revêtement four, pièce de déchargeur de slag.
jumtukaayi aar environmaa bi
Four yiy tàngal/xar: tuyo yu am tàngoor wu kawe, vanne, revêtement reactor.
Four yiñ defaree siman ak macceer tabax: revêtement prechauffage, plaques de protection de l'entrée du four, pièces de refroidissement.
Yeneen senaario yu mëna xeex tàngoor wu tar-
Fondement de métaux non ferrous : revêres de four, lavandeurs, trembles.
Four yu seramik ak weer: piyeesu porte yu am tàngoor wu kawe, rulo transporteur.
IV. Njariñu 1.4825 ci kaw grade yu noonu mel
Buñu ko méngale ak 1.4776, 1.4823 ak 1.4865, 1.4825 moo gëna fës ci liggéeyam bu dëgër:
vs 1.4776: tàngoor wu gëna kawe - doole ak baña dem ngir tàngoor wu gëna kawe - ak anam yu diis -.
vs 1.4823: Dëgër gu gëna baax ak baña nangu choc thermique, wàññi coono thermique biy xar.
vs 1.4865: Njëg bu gëna bari-effective ci di satisfaire tàngoor wu yéeg -aplikaasioŋu sol ci suufu 900 degre.
Tannal Qingyun Hongsheng masin ngir tàngoor ak mbàjj mu dëgër
Qingyun Hongsheng Piyeesu Masin Co., Ltd. seen liggéey mooy R&D, defar ak jaay ci bitim reew ay fonte yu mëna dékku tàngoor ak yàqu-yàqu. Dañuy joxe xeetu fonde yu bari yuñ jagleel Europe, lu ci melni grade 1.4776, 1.4823, 1.4825 ak 1.4865, ñuy muur grilles four, plaques liner, composants four, pièces chaudières ak pièces wear température yu bari.
Kompani bi dafa topp bu baax sàrti macceer ak sistemu kalite yu waa Ëroop, di jëfandikoo seytu kalite bu mat sëkk, dalee ko ci fonde macceer bu bees bi, fondement bu jaar yoon, ak traitement thermique ba ci jeexal liggéey bi. Danuy fexe ba bépp 1.4825 jëmmal am dimension yu jaar yoon, performance bu dëgër ak dundu serwiis bu yàgg. Ak xarala yu bees yi, joxe ci waxtu wiñ ko digal, ak serwiis jënd ak jaay ci bitim réew bu xarañ, yàgg nañu yóbbu sunuy produit ci marse Allemagne ak Europe, di am gëdd bu baax ci kiliyaan yi ci bitim réew.
Design yuñ personaalise bu sukkandiko ci nataal ak misaal dañu leen di dalal bu baax. Danuy joxe ay pexe yu xarañ ci wàllu tàngoor ak produit yu am njëg yu baax.
Qingyun Hongsheng Piyeesu Machine Co., Ltd.
Sitweb bi: https://www.
Imeel: Hongsheng@hsmachineryparts.com
