NiCu 400 bụ ihe nickel-ọla kọpa alloy (ihe dị ka 67% Ni – 23% Cu) nke na-eguzogide mmiri mmiri na uzuoku na oke okpomọkụ yana nnu na ngwọta caustic. Alloy 400 bụ ihe ngwọta siri ike nke nwere ike ime ka ọ sie ike site na ịrụ ọrụ oyi. Alloy nickel a na-egosipụta njirimara dị ka ezigbo nguzogide corrosion, ike weld dị mma na ike dị elu. Ọnụ ọgụgụ corrosion dị ala na mmiri brackish ma ọ bụ oké osimiri na-agba ọsọ ọsọ na-ejikọta ya na ezigbo nguzogide nrụgide-corrosion na-agbawa n'ọtụtụ mmiri dị ọcha, na nkwụsị ya na ọnọdụ dị iche iche na-emebi emebi mere ka a na-eji ya eme ihe na ngwa mmiri na ihe ngwọta chloride ndị ọzọ na-adịghị oxidizing. Ngwakọta nickel a na-eguzogide ọgwụ hydro-chloric na hydro-fluoric acid mgbe a na-akụ ha. Dị ka a ga-atụ anya ya site na nnukwu ọla kọpa ya, nitric acid na amonia na-ebuso alloy 400 agha ngwa ngwa.
NiCu 400 nwere nnukwu ihe eji arụ ọrụ na okpomọkụ dị ala, enwere ike iji ya na okpomọkụ ruo 1000 ° F, ebe agbaze ya bụ 2370-2460 ° F. Otú ọ dị, Alloy 400 dị ala na ike na ọnọdụ annealed ya mere, iwe dị iche iche. enwere ike iji mee ka ike dịkwuo elu.
Njirimara NiCu 400
- Na-eguzogide mmiri mmiri na uzuoku na oke okpomọkụ
- Nnukwu iguzogide mmiri brackish ma ọ bụ mmiri oké osimiri na-asọ ọsọ ọsọ
- Nnukwu nguzogide corrosion nke nrụgide n'ọtụtụ mmiri dị ọcha
- Karịsịa na-eguzogide ọgwụ hydro-chloric na hydro-fluoric acid mgbe a kwụsịrị ha
- Nguzogide dị mma na-anọpụ iche na nnu alkaline na nnukwu iguzogide alkalis
- Nguzogide chloride kpatara nrụgide corrosion mgbawa
- Ngwongwo arụrụ arụ dị mma sitere na okpomọkụ dị ala-efu ruo 1020F
- Na-enye ụfọdụ iguzogide hydro-chloric na sulfuric acid na obere okpomọkụ na mkpokọta, mana ọ na-adịkarịghị ihe nhọrọ maka acid ndị a.
Alloy a nwere ogologo akụkọ ihe mere eme eji eme ihe dị ka ihe na-eguzogide corrosion, malitere na mmalite narị afọ nke 20 mgbe e mepụtara ya dị ka mbọ iji jiri ọla kọpa dị elu nickel ore. Ihe dị n'ime nickel na ọla kọpa dị n'ụdị ọla ahụ dị na nha nha nke akọwapụtara ugbu a maka alloy.
Ngwakọta kemịkalụ
C | Mn | S | Si | Ni | Cu | Fe |
---|---|---|---|---|---|---|
.30 kacha | 2.00 kacha | .024 kacha | .50 kacha | 63.0 min | 28.0-34.0 | 2.50 kacha |
Corrosion eguzogide NiCu 400
NiCu Alloy 400ọ fọrọ nke nta ka ọ bụrụ ihe na-adịghị egbochi chloride ion stress corrosion cracks na gburugburu ebe a na-ahụkarị. N'ozuzu, nguzogide corrosion ya dị ezigbo mma n'ibelata gburugburu ebe obibi, mana ọ dị njọ na ọnọdụ oxidizing. Ọ dịghị uru na oxidizing acid, dị ka nitric acid na nitrous. Ka o sina dị, ọ na-eguzogide ọtụtụ alkalis, nnu, mmiri, ngwaahịa nri, ihe ndị na-emepụta ihe na ọnọdụ ikuku na ọnọdụ okpomọkụ nkịtị na elu.
A na-awakpo alloy nickel a na gas na-ebu sọlfọ n'elu ihe dịka 700 ° F yana sọlfọ a wụrụ awụ na-awakpo alloy na okpomọkụ karịrị 500 ° F.
NiCu 400 na-enye ihe dị ka nguzogide corrosion dị ka nickel mana ọ na-enwe nrụgide na-arụ ọrụ kachasị elu yana okpomọkụ yana ọnụ ala dị ala n'ihi ike ya dị elu iji rụọ ọrụ.
Ngwa nke NiCu 400
- Injinia mmiri
- Ngwá ọrụ nhazi kemịkalụ na hydrocarbon
- Mmanụ ụgbọala na tankị ọhụrụ
- Ebe mmanụ ala dị nro
- Ndị na-ekpo ọkụ na-ekpochapụ ikuku
- Igwe ọkụ na-eri nri ndị na-ekpo ọkụ na mmiri na ihe ndị ọzọ na-ekpo ọkụ
- Valves, nfuli, aro, akwa akwa, na fasteners
- Ndị na-ekpo ọkụ ụlọ ọrụ
- Ihe mgbaze chlorinated
- Ụlọ elu distillation mmanụ crude
NiCu 400 mmepụta
NiCu Alloy 400 nwere ike ịgbanye ngwa ngwa site na gas-tungsten arc, gas metal arc ma ọ bụ usoro arc a na-echebe site na iji ọla filler kwesịrị ekwesị. Ọ dịghị mkpa maka ọgwụgwọ okpomọkụ nke weld post, Otú ọ dị, ihicha nke ọma mgbe ịgbado ọkụ gasịrị dị oké mkpa maka nguzogide corrosion kacha mma, ma ọ bụghị ya, enwere ike ibute mmetọ na embrittlement.
Enwere ike ịmepụta ihe ndị emechara na-emepụta ihe dị iche iche na-arụ ọrụ mgbe a na-eme njikwa kwesịrị ekwesị nke oke ọkụ ma ọ bụ oyi na-arụ ọrụ na nhọrọ nke ọgwụgwọ okpomọkụ kwesịrị ekwesị.
Dị ka ọtụtụ nickel alloys ndị ọzọ, NiCu 400 na-esikarị ike na igwe ma na-arụsi ọrụ ike. Agbanyeghị, enwere ike nweta nsonaazụ mara mma ma ọ bụrụ na ị na-eme nhọrọ ziri ezi maka iji ngwaọrụ na igwe.
Nkọwa ASTM
Pipe SMS | Ọkpọkpọ Weld | Tube SMS | Tube Weld | Mpempe akwụkwọ/efere | Ogwe | Na-akpụ akpụ | Kwesịrị ekwesị | Waya |
---|---|---|---|---|---|---|---|---|
B165 | B725 | B163 | B127 | B164 | B564 | B366 |
Ihe eji arụ ọrụ
Àgwà ọma tensile okpomọkụ nke ime ụlọ nke Annealed Material
Ụdị ngwaahịa | Ọnọdụ | Tensile (ksi) | .2% Mpụta (ksi) | Mgbatị (%) | Isi ike (HRB) |
---|---|---|---|---|---|
Mkpanaka & mmanya | Anneeded | 75-90 | 25-50 | 60-35 | 60-80 |
Mkpanaka & mmanya | Ewepụrụ Nchegbu Oyi Na-adọta | 84-120 | 55-100 | 40-22 | 85-20 HRC |
Efere | Anneeded | 70-85 | 28-50 | 50-35 | 60-76 |
Mpempe akwụkwọ | Anneeded | 70-85 | 30-45 | 45-35 | 65-80 |
Tube & Pipe enweghị nkebi | Anneeded | 70-85 | 25-45 | 50-35 | 75 max |
Oge nzipu: Ọgọst-28-2020