Isingeniso Somkhiqizo
Uhlobo 316/316L iyinsimbi engagqwali ye-chromium nickel austenitic equkethe i-molybdenum. Ukwengezwa kwe-molybdenum kuthuthukisa ukumelana nokugqwala ngaphezu kwe-304/304L ezindaweni ezine-halide kanye nakuma-asidi anciphisa njenge-sulfuric acid ne-phosphoric acid. Uhlobo 316L lungaqinisekiswa kabili njenge-316 uma ukwakheka kwalo kuhlangabezana nomkhawulo ophansi wekhabhoni we-316L namazinga aphezulu kancane wamandla we-316. Uhlobo 316L kufanele lucaciswe ezinhlelweni zokushisela njengoba inguqulo enekhabhoni ephansi isusa ukuminyana kwe-chromium carbide futhi ithuthukise ukumelana nokugqwala esimweni esisashiswe.
Uhlobo 316/316L lumelana nokugqwala komoya kanye nasezindaweni ezine-oxidizing ngokulingene. Luyamelana nokugqwala nasemoyeni wasolwandle futhi lunokumelana okuhle kakhulu nokugqwala phakathi kwezinsimbi lapho kushiswa. Uhlobo 316/316L lunamandla nokuqina okuhle kakhulu emazingeni okushisa aphansi kakhulu. Uhlobo 316/316L alunawo amandla kazibuthe lapho luthanjiswa kodwa lungaba namandla kazibuthe kancane ngenxa yokusebenza kanzima okubandayo.
I-316L, inguqulo ekarboni ephansi ye-316, futhi ivikeleke kakhulu ekwakhekeni kwe-sensitization (ukuchithwa kwe-carbide emngceleni wezinhlamvu). Isetshenziswa kakhulu ezimbonini zikawoyela negesi namakhemikhali ngenxa yokumelana nokugqwala okungabizi kakhulu nokulula ukukwakha. Ngokuvamile akukho mehluko obonakalayo wentengo phakathi kwe-316 ne-316L insimbi engagqwali. Ukwakheka kwe-austenitic nakho kunikeza lezi zigaba ukuqina okuhle kakhulu, ngisho nasezingeni lokushisa eliphansi kakhulu. Uma kuqhathaniswa ne-chromiumnickel austenitic insimbi engagqwali, i-316L insimbi engagqwali inikeza ukukhasa okuphezulu, ukucindezeleka ekuphukeni, namandla okudonsa emazingeni okushisa aphezulu.
Imininingwane Yomkhiqizo
I-ASTM A269, i-ASTM A213 / ASME SA213 (Engenamthungo)


