Asme Sa789 Duplex dambo wosapanga zitsulo
Kuphatikiza apo, duplex 2205 ndi kalasi yogwiritsidwa ntchito kwambiri pamsika. Duplex 2205 ndi chitsulo cha nayitrogeni chosapanga chitsulo chosapanga dzimbiri. Mphamvu ya nayitrogeni ndiyochulukitsa kwambiri kukana kwa aboy; Makamaka mu mkhalidwe wowopa.
Chromium yapamwamba, molybdenum ndi nayitrogeni imapangitsa kuti zikhale bwino kwambiri (zomwe zingachitike) zitsulo zokongoletsera ndi zotupa zosapanga dzimbiri, komanso kutentha kotsika kwambiri kuposa 50¡c.
Duplex 2205 Zopanda dzimbiri zimatchedwa "duplex" chifukwa ali ndi micrestruction microstructunce microstructunce yokhala ndi chipongwe ndi utoto wosakhazikika. Pamene duplex dambo wopanda kapangidwe kake amasungunuka, imakhazikika kuchokera ku gawo lamadzi kuti lizichita chidwi kwambiri. Monga momwe zinthu zimakhalira kutentha kwa chipinda, pafupifupi theka la mbewu za Ferrite zimasandulika mbewu ("Zilumba"). Zotsatira zake ndi micrestruction pafupifupi 50% austeteite ndi 50% Ferrite.
A789 S31803 ndi S32205 ndi zitsulo ziwiri zosapanga dzimbiri zomwe zimagwiritsidwa ntchito kwambiri pantchito zosiyanasiyana. Mapaipi awa a duplex s31803 osakhala opanda chidwi amadziwika chifukwa chokana kwambiri kuwonongeka, mphamvu zazikulu, komanso kutopa kwambiri. A789 ndi lingaliro lomwe limakwirira osawoneka bwino komanso machubu opangidwa ndi chitsulo chosapanga dzimbiri.
Zovala zosapanga dzimbiri sizikulimbana kwambiri, zimagwira ntchito zolimba. Microstruction microstruction imakhala ndi chisakanizo cha magawo a Austete komanso Ferrite. Zotsatira zake, mitengo yosapanga dzimbiri imawonetsa mawonekedwe a austetic ndi dambo. Kuphatikiza kwa katundu uwu kumatha kutanthauza kuti ena amanyengerera poyerekeza ndi asunetitic oyera ndi oyera.
