Ngwa ndị na-emepụta mgbapụta Slurry: nhọrọ mgbapụta kwesịrị ịṅa ntị na gịnị? Iguzogide corrosion crevice site na ndị ogbenye na usoro dị mma bụ nke a: 12% Cr steels <17% Cr steel Stress corrosion Corrosion corrosion na-ezo aka na corrosion mpaghara na corrosion n'okpuru nrụgide kpatara mmekọrịta gburugburu ebe obibi. Austenitic CrNi steels na-adịkarị mfe na corrosion nrụgide na Cl ọkara. Site na ọdịnaya Cl, okpomọkụ na nrụgide na-adịkarị mfe na corrosion nrụgide. General Ndị na-esonụ 70 ~ 80 ℃ enweghị nchekasị corrosion slurry mgbapụta emeputa. Usoro iji gbochie corrosion nchegbu dị elu Ni ọdịnaya (Ni> 25% ~ 30%) Cr ˉ Ni austenitic steel ọnụ igwe anaghị agba nchara slurry pump emeputa.
Corrosion na eyi na-ezo aka na mmiri na-agba ọsọ dị elu n'elu nbibi nke igwe. N'adịghị ka abrasive mmiri mmiri mbuze corrosion na eyi kpatara nke ọkara nwere. Ihe dị iche iche nwere dị iche iche corrosion na eyi na-eguzogide ọgwụ. Abrasion iguzogide corrosion site na ọdịiche dị n'etiti ntụgharị dị mma: ferritic austenitic - ferritic steel <austenitic steels.
Cavitation corrosion Cavitation na-eme mgbe a na-akpọ mgbapụta cavitation nke corrosion kpatara. Mgbochi cavitation corrosion nke usoro kachasị dị irè ma dị mfe bụ cavitation. Maka na-eme ugboro ugboro mgbe ị na-arụ ọrụ mgbapụta mgbapụta , iji zere mmebi cavitation, ihe ndị na-eguzogide cavitation nwere ike iji.emeputa mgbapụta slurryọla edo, ọla kọpa phosphor, igwe anaghị agba nchara, 12% chromium ígwè. N'ezie, mmebi nke corrosion na-abụkarị ihe sitere na ngwakọta nke ụdị corrosion dị iche iche, na-eme ka ihe nchịkọta nhọrọ. Nke abụọ, ihe metal nke mgbapụta na ụzọ nhọrọ 1 Ihe .`
Enwere ọtụtụ ihe mgbapụta . Ihe ndị a na-ejikarị eme ihe bụ nkedo ígwè, nkedo ígwè, 12% chromium steels, austenitic igwe anaghị agba nchara 316L igwe anaghị agba nchara na na. Na mgbakwunye na e nwere nnukwu silicon nkedo ígwè ihe maka corrosive media, № Re ⒍ st, Monel, B, Hastelloy C, 904, CD4MCu, titanium, titanium alloy.
Ngwakọta kemịkalụ nkịtị nke ihe eji eme ihe bụ ihe mgbapụta nkịtị na ihe inyeaka na-abụghị ọla: Teflon, rubber nitrile, rubber chloroprene, roba fluorine, roba sịntetik, na mgbakwunye FFKM, graphite, eriri iko jupụtara PTFE na ihe ndị ọzọ.
Oge nzipu: Jul-13-2021