AISI 304: oru e ji mara. igwe anaghị agba nchara

AISI 304 nkọwa nke i nwere ike ịhụ na isiokwu, bụ a echiche nke isi iche nke ezinụlọ nke igwe anaghị steels. Nke a ihe onwunwe - austenitic nchara na pụtara ala carbon ọdịnaya. Ebe familiarized na ala ụkpụrụ, nke na-eji Russia, i nwere ike ịghọta na ka a counterpart na amara ígwè ọkwa 08H18N10.

Kọwara ihe onwunwe bụ acid na-eguzogide, ke adianade do, ọ bụ ike idi na-adịghị adịte n'ebe okpomọkụ ruo 900 ^o C. Ma ndị a pụrụ iche ndị na-ọ bụghị nanị ndị nke anya ga-akwụ ụgwọ, na ọtụtụ n'ime ha, na-kpọmkwem, ofu, na a ga-atụle n'okpuru.

technical e ji mara

AISI 304 nkọwa nke a ga-agụ tupu nnweta, nwere a njupụta na nso nke 7.9 na 7,93 g / cm ^3. Ike ọdụdọ bụ 505 MPa, mgbe mkpụrụ nchegbu bụ 215 MPa. Vickers ekweghị ekwe bụ 129, Knoop ekweghị ekwe bụ 138. Ọ bụrụ na ị na-a onwe onye ọrụ, ị kwesịrị ị na ntị ka ime nke ngwongwo GOST.

AISI 304 nkọwa nke kwesịrị inyere gị aka ime nhọrọ ziri ezi, nwere a plasticity n'ogo nke 70%. Nke a bụ eziokwu ma ọ bụrụ na na efere ọkpụrụkpụ bụ 50 mm. The modulus nke ekwedo nke ihe àmà site 193 200 GPa. The shiee modulus bụ 86 GPa. Na ụlọ okpomọkụ, magnetik permeability bụ 1.008. Ọdụdọ eguzogide bụ ịgba 7.2e-005 ohm-cm, nke bụ eziokwu n'ihi na a okpomọkụ nke 20 Celsius ^C. Nke a na ọnọdụ na-agbanwekwa 1.16E-04, ma ọ bụrụ na ọnọdụ okpomọkụ adahade 650 Celsius ^C.

Ọtụtụ na-eji ọkụ nwere mmasị More kpọmkwem okpomọkụ na, na nke a, ọ bụ 0,5 King James Version / (g · K). I nwere ike ọzọ na a agbaze okpomọkụ, ọ dịgasị ke nso site na 1400 ka 1455 ^C. The thermal conductivity nke ihe onwunwe bụ 16.2 W / (m · K).

Ihe bụ isi na ngwa ma kpọmkwem Njirimara

AISI 304, e ji mara nke na-adade n'elu-eji na mmepụta nke ventilashion na anwụrụ ọkụ, nakwa dị ka flues. Ezigbo ihe owụt ke imewe nke ngwá maka nchekwa, mmepụta na iga nke mmanya, biya, mmiri ara ehi na ndị ọzọ na-aba n'anya na nakwa dị ka ọgwụ. Steel na-eji na imewe nke ngwá maka nri na chemical ụlọ ọrụ, nakwa dị ka isi nri iche.

Na o mere ka ụlọ iri na kichin, nakwa dị ka ọjà n'ihi dị iche iche na nzube. More dabeere nchara na ndabere na ihe nke ije. Mpempe akwụkwọ AISI 304 - a ihe onwunwe na-anọchi anya ihe ndị bụ isi na klas nke ezinụlọ nke igwe anaghị steels. Ọzọ Efrata ẹdude ČR, onye mejupụtara kwesịrị dịkarịa ala 18%. Na-akwanyere Ni, ya olu arọ bụ 10%. Ndị dị otú ahụ a ọdịnaya nke mbụ nke kwuru Efrata na-akpata kpụworo n'elu nke oxide oyi akwa, ọ na-enye ihe a na-eguzogide iche iche ọgwụ. Nke a ruru nke ọcha na ihe ndị mejupụtara na-eme ka o kwe omume na-egosipụta antiferromagnetically Njirimara.

Ozi na mejupụtara nke

AISI 304 igwe anaghị agba nchara mpempe akwụkwọ akụkụ-agụnye, dị ka ugbua kọwara n'elu si ČR, nke a na ẹdude ke mejupụtara nwere ike mbio 18 ka 20%. Banyere C, mgbe ya kacha ọdịnaya bụ 0,08%. Fe nwere ike ndị e dere na ihe onwunwe na ego nke 66,345 74%, na-akwanyere igwe, mgbe ahụ, ya esịnede a kacha nke 2%. Ni na mpempe akwụkwọ e dere site 8 10.5%, banyere P na S, ihe ndị e dere na ha kacha 0,045-0,03%, karị.

Description ígwè

Kọwara isiokwu ika hụrụ ya mgbasa ke imewe nke welded na prefabricated metal, ezinụlọ na ngwá na mmiri pipeline oyiyi akwa. Ọ bụrụ na aha ụdị a mpempe akwụkwọ, nchara nwere ike nkewa ọkụ-akpọrepu na oyi na-atụ-akpọrepu ihe onwunwe, dị ka akọwapụtara site na mmepụta technology. Ewepụghị metal na-ghọtara na ụdị na-apụta na Ibé akwụkwọ. The elu nke web na mmepụta usoro nwere ike a na-emeso na a ụfọdụ ụzọ dị ka a na e nwere ike a ga-enwetara na-esonụ ọdịiche nke elu:

• mirror;
• polished;
• Mat.

On ire emee igwe anaghị anwụrụ, nke ka nke electric-ụzọ. The ihe onwunwe na-adịghị doro corrosion n'ebe ndị ebe n'ibu mmebi ma ọ bụ scratches a kpụrụ. Containers mere site na nke a ígwè ga-eji na iga na nchekwa nke ngwaahịa nke chemical ụlọ ọrụ, na-emepụta ihe oriri. Ke akpa idaha, anyị na-ekwu okwu banyere adịghị ike kemịkal.

The tube ekara ígwè nwere akụkụ anọ, okirikiri ma ọ bụ square cross-ngalaba. Na usoro nke-amị ngwaahịa nwere ike ịbụ enweghị nkebi ma ọ bụ electrofusion. The n'elu na okwu ikpe ndị a nwere ike na-egbu maramara, leghaara ma ọ bụ mirror. AISI 304 (GOST 08H18N10) na-eji maka imewe nke casks maka ajị anụ, kvass na biya, nakwa dị ka ngwá maka mmepụta, obi jụrụ coils, bins, mmiri ara ehi na ngwá, cryogenic arịa, evaporators, pans.

Njirimara nke anwụrụ ígwè AISI 304

Site ihe kọwara isiokwu emepụta igwe anaghị tube, nke nwere otu nkọwa dị ka ndị ahụ a kọwara n'elu. Ngwaahịa ndị a na-eji na-ebikwasị pipelines n'ihi nkwurịta okwu na nke a kpam kpam ire ụtọ, corrosion eguzogide, unu abanyekwala chemical Jeremaya mere na ndị ọzọ bekee na nwere ikike ịrụzi ya ma ọ bụrụ na ha mebie.

Ndị a ọkpọkọ enweghị deformations na ụfọdụ, ha nwere a mkpuchi nke chromium oxide, nke na-enye iguzogide mpụga gburugburu ebe obibi. The ngwaahịa nwere ezi ike, ha ibinye onwe ha n'ụzọ zuru okè welded, nwere a elu ogo mgbanwe na iguzogide okpomọkụ. All bụ isi àgwà na-nọgidere na-enwe ọbụna na ọnọdụ nke oké ala okpomọkụ. Ngwaahịa ndị a na-ji a ogologo ndụ, udo nke echichi na udo nke echichi.

Akporo igwe anaghị anwụrụ

Igwe anaghị agba nchara anwụrụ hụrụ ya mgbasa fọrọ nke nta n'ebe nile. Ọ nwere ihe mara mma ile anya, nke na-enyere stacking ọ bụla gburugburu ebe obibi. igwe anaghị agba nchara pipe nwere ike iji mee ka fences, ngebichi na steepụ, welded na prefabricated metal, ebe a na-agụnye akụkụ anọ na square akpa, na profiled ngwaahịa. Dị otú ahụ ọkpọkọ na-eji na-ebikwasị mmetụta dị aṅaa nke dị mkpa ebe, ha pụrụ ịghọ akụkụ nke ụgbọ gị si iyuzucha usoro, ma na-eji ke imewe nke iyuzucha mmiri na mpio anwụrụ ọkụ.

Description igwe anaghị agba nchara elbows

Elbows AISI 304 nwekwara ike ịchọta na ahịa taa. Ha nwere ike iche iche nke na-ebupụta, nke e kwuru n'elu na brashtovannaya elu na-eji dị ka ihe ndị ọzọ n'onwe. The taps nwere ike ot, ma ọ bụ elongated. Ha na-mere dị ka ọkọlọtọ na nwere a fillet okirikiri na nso nke 1.5 n'obosara Itie. The mgbidi ọkpụrụkpụ nwere ike ịbụ site 1 9 mm mgbe n'obosara bụ hà na ọnụ ọgụgụ nke 12 ruo 406 mm.

Description igwe anaghị agba nchara Waya

AISI Waya 304 bụ na e mere dị na mba ụkpụrụ, hà nso nwere ike ịdị iche iche site 1.5 na 10 mm. Ị nwere ike ịzụta ihe dị iche iche ekweghị ekwe, mgbe ọ na-abịa soft iche, na nke a na ọ bụ 500 N / mm². Ọ bụrụ na i chọrọ, a waya nwere ike zụrụ spring isi na nke a ọ ga-ji ndị na-esonụ na-etoju nke a oke: 1400 N / mm².

The ọgwụgwọ nwere ike ntekwasa na a matte ma ọ bụ mirror. Waya eji na nri ụlọ ọrụ, ewu, chemical na ọgwụ ọrụ. Ọ ga-eji ke imewe nke ewu ihe owuwu, electrodes, isi iyi, ọla na glassware.

ọgwụgwụ

Igwe anaghị agba nchara hụrụ ya dum nkesa, ọ bụ na ina n'etiti nkịtị na-eji ọkụ na ndị ọkachamara, n'ihi na ihe onwunwe bụ eluigwe na ala. Ọ nwere pụtara ìhè corrosion eguzogide arụmọrụ nakwa dị ka ọxịdashọn. Ọ na atụmatụ ndị magburu onwe weldability na nwere magburu onwe ala okpomọkụ Njirimara.