Ọ bụ ezie na iji carbon steel rebar zuru ezu n'ọtụtụ ọrụ ihe owuwu, n'ọnọdụ ụfọdụ, kọnkịtị enweghị ike inye nchebe sitere n'okike zuru oke.Nke a bụ eziokwu karịsịa maka gburugburu mmiri na gburugburu ebe a na-eji ihe ndị na-emepụta ihe na-emepụta ihe, nke nwere ike iduga corrosion chloride.Ọ bụrụ na a na-eji eriri igwe anaghị agba nchara na mpaghara ndị dị otú ahụ, ọ bụ ezie na ntinye ego mbụ dị elu, ha nwere ike ịgbatị oge ndụ nke ihe owuwu ahụ ma belata mkpa nlekọta, si otú a na-ebelata ụgwọ ọrụ ogologo oge.
Gịnị kpatara eji igwe anaghị agba nchararebar?
Mgbe ion chloride banye n'ime carbon steel kọmpụta gbasiri ike wee bata na carbon steel, carbon steel rebar ga-emebi emebi, ngwaahịa corrosion ga-agbasa ma gbasaa, na-eme ka mgbawa na peeling.N'oge a, a ga-emerịrị mmezi.
Carbon ígwè rebar nwere ike iguzogide naanị ihe ruru 0.4% ion ion chloride, ebe igwe anaghị agba nchara nwere ike idi ihe ruru 7% ion chloride.Igwe anaghị agba nchara na-eme ka ndụ ọrụ nke ihe owuwu ahụ dịkwuo mma ma belata ụgwọ ọrụ na nrụzi
Kedu uru nke igwe anaghị agba nchararebar?
1. Nwere nnukwu iguzogide chloride ion corrosion
2. Ọ bụghị ịdabere na nnukwu alkalinity nke ihe iji chebe ogwe ígwè
3. Nwere ike ibelata ọkpụrụkpụ nke ihe nchebe oyi akwa
4. Ọ dịghị mkpa iji ihe sealant dị ka silane
5. Ngwakọta nke ihe nwere ike ime ka ọ dị mfe iji gboo mkpa nke nhazi nhazi, na-atụleghị nchebe nke ígwè ígwè.
6. Meziwanye ịdịte aka nke nhazi ahụ nke ọma
7. Jiri nlezianya belata mmezi na nrụzi ụgwọ
8. Belata ego nkwụsịtụ na ụgwọ ọrụ kwa ụbọchị
9. Enwere ike iji ya mee ihe maka mpaghara ihe egwu dị elu
10. N'ikpeazụ enwere ike ịmegharị ya maka ịmaliteghachi
Mgbe igwe anaghị agba nchararebarkwesịrị iji?
Mgbe ekpughere ihe owuwu ahụ na ion chloride dị elu na/ma ọ bụ gburugburu ụlọ ọrụ na-emebi emebi
Ụzọ na àkwà mmiri na-eji nnu deicing
Mgbe achọrọ (ma ọ bụ achọrọ) na nchara nchara abụghị magnetik
Ebe kwesịrị igwe anaghị agba nchararebarga-eji?
Ekwesịrị ịtụle rebar igwe anaghị agba nchara n'ọnọdụ ndị a
1. gburugburu ebe obibi na-emebi emebi
Anchorages maka àkwà mmiri, docks, trestles, breakwaters, seawalls, ìhè ogidi ma ọ bụ ụgbọ okporo ígwè, okporo ụzọ àkwà mmiri, okporo ụzọ, ngafe, ngafe, ebe a na-adọba ụgbọala, wdg na mmiri oké osimiri, karịsịa na ihu igwe na-ekpo ọkụ.
2. Osisi mmiri mmiri na-ekpochapụ mmiri
3. Ụlọ ọrụ ọgwụgwọ mmiri mmiri
4. Ihe owuwu ụlọ ogologo ndụ dị ka mweghachi nke ụlọ akụkọ ihe mere eme na ebe nchekwa maka mkpofu nuklia chọrọ
5. Ebe ala ọma jijiji na-adịkarị, n'ihi na ihe owuwu ndị siri ike nwere ike ịda n'oge ala ọma jijiji n'ihi corrosion
6. Ụzọ n'okpuru ala na tunnels
7. Ebe enweghị ike inyocha ma ọ bụ na-echekwa maka ịrụzi
Otu esi eji igwe anaghị agba nchararebar?
Na mba ofesi, igwe anaghị agba nchara ka a na-arụpụtakarị dịka ọkọlọtọ Britain BS6744-2001 na ọkọlọtọ America ASTM A 955/A955M-03b.France, Italy, Germany, Denmark, na Finland nwekwara ụkpụrụ mba nke ha.
Na China, ọkọlọtọ maka igwe anaghị agba nchara rebar bụ YB/T 4362-2014 "igwe anaghị agba nchara rebar maka mesikwuru ihe".
Dayameta nke igwe anaghị agba nchara rebar bụ 3-50 millimeters.
Ọkwa dị gụnyere duplex igwe anaghị agba nchara 2101, 2304, 2205, 2507, austenitic igwe anaghị agba nchara 304, 316, 316LN, 25-6Mo, wdg
Otu esi azụta igwe anaghị agba nchararebar?
Ejirila eriri igwe anaghị agba nchara nke zhongao Metal rụpụtara nke ọma n'ọtụtụ àkwà mmiri na ọrụ ihe owuwu n'ebe ndị kacha emebi emebi.Ogwe ígwè ndị a nwere ike ịgbatị ogologo ndụ nke ihe owuwu ahụ, belata mkpa nlekọta, ma si otú a na-enye ezigbo ọnụ ahịa ego.zhongao nwere otu n'ime nnukwu ụlọ nkwakọba ihe maka igwe anaghị agba nchara na China, nwere ike inye ụlọ mmanya n'ime obere oge.
Oge nzipu: Ọktoba 08-2023