254SMO igwe anaghị agba nchara,1.4547 igwe anaghị agba nchara,S31254 igwe anaghị agba nchara,F44 igwe anaghị agba nchara Pipe.
Nkọwa:
254SMO bụ igwe anaghị agba nchara austenitic.N'ihi ọdịnaya molybdenum dị elu, ọ nwere nnukwu nguzogide ịhụ corrosion na crevices corrosion.254SMO igwe anaghị agba nchara ka emepụtara wee mepụta maka ojiji na halide nwere gburugburu dị ka mmiri oké osimiri.254SMO nwekwara ezigbo nguzogide corrosion nke otu, ọkachasị na halide nwere acid, karịa igwe anaghị agba nchara.C ya nwere <0.03%, yabụ a na-akpọ ya dị ọcha austenitic igwe anaghị agba nchara.Super igwe anaghị agba nchara bụ ụdị pụrụ iche igwe anaghị agba nchara, nke mbụ na chemical mejupụtara dị iche na nkịtị igwe anaghị agba nchara, bụ a elu alloy igwe anaghị agba nchara nwere nnukwu nickel, elu chromium, elu molybdenum.N'ime ha, 254SMo nwere 6% Mo nwere ezigbo nguzogide corrosion mpaghara, ezigbo nkwụsị nke pitting (PI≥40) na nrụgide corrosion nguzogide n'okpuru ọnọdụ nke mmiri mmiri, ikuku, oghere na obere ọsọ ọsọ.Ọ bụ ihe eji dochie Ni-based alloy na titanium alloy.Nke abuo, na arụmọrụ nke elu okpomọkụ ma ọ bụ corrosion iguzogide, na ndị ọzọ mma elu okpomọkụ ma ọ bụ corrosion iguzogide, adịghị edochi 304 igwe anaghị agba nchara.Na mgbakwunye, site na nhazi nke igwe anaghị agba nchara, ihe owuwu igwe anaghị agba nchara pụrụ iche bụ ihe owuwu austenitic metallographic kwụsiri ike.
N'ihi na igwe anaghị agba nchara a pụrụ iche bụ ụdị ihe dị elu dị elu, ya mere na usoro mmepụta ihe dị nnọọ mgbagwoju anya, n'ozuzu ndị mmadụ nwere ike ịdabere na usoro omenala iji mee ka nchara a pụrụ iche, dị ka perfusion, forging, calendering na na.
Ụkpụrụ mba:UNS S31254, DIN/EN 1.4547, ASTM A280, ASME SA-280
Ihe na-akwado ịgbado ọkụ:ErNICRMO-3 waya, EICCRmo-3 electrode
254SMO igwe anaghị agba nchara chemical mejupụtara
Ngwakọta kemịkalụ:
Ọkwa | % | Ni | Cr | Mo | Cu | N | C | Mn | Si | P | S |
254SMO | MIN | 17.5 | 19.5 | 6 | 0.5 | 0.18 | |||||
MAX | 18.5 | 20.5 | 6.5 | 1 | 0.22 | 0.02 | 1 | 0.8 | 0.03 | 0.01 |
Nnukwu okpomọkụ na-eguzogide
1. Nnukwu nnwale ubi na ahụmahụ dị ukwuu egosila na ọbụna na okpomọkụ dị elu dị elu, 254SMO nwere nnukwu nguzogide crevice-corrosion na mmiri mmiri, nke naanị ụdị igwe anaghị agba nchara nwere.
2. 254SMO si corrosion eguzogide na acidic na oxidizing halide ngwọta dị ka ndị chọrọ maka akwụkwọ bleaching mmepụta bụ tụnyere nke ndị kasị eguzogide nickel-base na titanium alloys.
3. N'ihi ọdịnaya nitrogen dị elu, 254SMO nwere ike ịrụ ọrụ dị elu karịa ụdị austenitic igwe anaghị agba nchara.Na mgbakwunye, 254SMO nwere nnukwu ductility na ike mmetụta yana ezigbo weldability.
4. The elu molybdenum ọdịnaya nke 254SMO na-enyere ya aka inwe elu ọxịdashọn ọnụego na annealing, na-akpata a rougher elu karịa nkịtị igwe anaghị agba nchara mgbe pickling.Ma nke a enweghị mmetụta ọjọọ na nguzogide corrosion nke ígwè.
254SMO igwe anaghị agba nchara chemical mejupụtara
Ngwa:
1. Oke osimiri: Ihe owuwu mmiri na gburugburu mmiri mmiri, mmiri mmiri na-ekpochapụ mmiri, ihe ọkụkụ, mgbanwe okpomọkụ nke mmiri mmiri, dị ka ọkpọkọ mmiri na-ekpo ọkụ na-eme ka mmiri dị nro na-eme ka mmiri dị n'oké osimiri dị n'ime ụlọ ọrụ ọkụ, ihe eji eme ihe, ọbụna na ngwá ọrụ ebe mmiri mmiri nwere ike ọ gaghị eru, wdg.
2. Environmental nchebe ubi: thermal ike ọgbọ flue gas desulfurization ngwaọrụ, n'efu mmiri ọgwụgwọ, isi akụkụ bụ: absorber tower ahụ, flue, ụzọ ogwe, n'ime akụkụ, ịgba usoro, wdg.
3. Ike: atomiki ike mmepụta, keukwu itinye n'ọrụ nke coal, tidal ike ọgbọ, wdg.
4. Ụlọ ọrụ Petrochemical: mmanụ na-edozi mmanụ, akụrụngwa kemịkalụ, akụrụngwa petrochemical, dị ka mgbịrịgba na akụrụngwa petrochemical, wdg.
5. Ebe nri: Ime nnu, ụlọ ọrụ na-eme ka mmiri na-ekpo ọkụ, dị ka ime nnu ma ọ bụ ihe eji eme ka mmiri na-esi ísì ụtọ, nsị soy sauce, wdg.
6. Ebe nchekwa ion chloride dị elu: ụlọ ọrụ na-emepụta akwụkwọ, pulp na akụrụngwa ịcha ọcha akwụkwọ, dị ka ndị na-agbaze pulp, akụrụngwa ịcha ọcha, nzacha ihe nzacha na igwe na-akpụ akpụ na akụrụngwa ịcha ọcha ndị ọzọ.
254SMO igwe anaghị agba nchara chemical mejupụtara
Oge nzipu: Feb-16-2023