2205 Duplex Overview
Duplex 2205 bụ nitrogen emelitereduplex igwe anaghị agba ncharanke emepụtara iji luso nsogbu corrosion ọgụ na-ezute na usoro igwe anaghị agba nchara 300."Duplex" na-akọwa ezinụlọ nke igwe anaghị agba nchara nke na-abụghị nke austenitic zuru oke, dị ka 304 igwe anaghị agba nchara, ma ọ bụ ferritic, dị ka 430 igwe anaghị agba nchara.Ọdịdị nke 2205 duplex igwe anaghị agba nchara mejupụtara austenite ọdọ mmiri gbara ya gburugburu a na-aga n'ihu ferrite frasi.Na ọnọdụ annealed, 2205 nwere ihe dịka 40-50% ferrite.A na-akpọkarị ọkwa ịnyịnya ọrụ, 2205 bụ ọkwa a na-ejikarị eme ihe na ezinụlọ duplex nke igwe anaghị agba nchara.
2205 duplex igwe anaghị agba nchara tubing / capillary tubing
Ojiji igwe anaghị agba nchara 2205 Duplex kwesịrị ịbụ oke na okpomoku dị n'okpuru 600°F. Mkpughe elu okpomọkụ nwere ike igbanye igwe anaghị agba nchara 2205.
2205 duplex igwe anaghị agba nchara tubing / capillary tubing
Nguzogide corrosion
2205 duplex igwe anaghị agba nchara bụ ihe ngwọta dị ọnụ ahịa maka ọtụtụ ngwa ebe usoro igwe anaghị agba nchara 300 nwere ike imebi nrụgide chloride.Nchegbu corrosion mgbawa na-eme mgbe igwe anaghị agba nchara na-enwe nrụgide tensile, ebe ọ na-akpakọrịta na ngwọta nwere chlorides.Okpomọkụ na-abawanye na-abawanye ohere nke igwe anaghị agba nchara na-akpata nrụgide corrosion cracking.
Nchikota nke chromium, molybdenum na nitrogen na-ebuga ezigbo nguzogide 2205 na chloride pitting na crevice corrosion.Nguzogide a dị oke mkpa maka ọrụ dị ka gburugburu mmiri, mmiri brackish, ọrụ ịcha ọcha, sistemu mmiri mechiri emechi na ụfọdụ ngwa nhazi nri.Ihe dị elu chromium, molybdenum na nitrogen ọdịnaya nke 2205 na-enye nguzogide corrosion karịa igwe anaghị agba nchara, dị ka, 316L na 317L n'ọtụtụ gburugburu.
Ngwakọta kemịkalụ,%
2205 duplex igwe anaghị agba nchara tubing / capillary tubing
| Cr | Ni | Mo | C | N | Mn | Si | P | S | Fe |
|---|---|---|---|---|---|---|---|---|---|
| 22.0-23.0 | 4.50-6.50 | 3.00-3.50 | .030 Max | 0.14-0.20 | 2.00 Max | 1.00 Max | .030 Max | .020 Max | Nhazi |
Kedu ihe bụ njirimara Duplex 2205?
- Nnukwu nguzogide corrosion corrosion chloride
- Mgbochi nke pitting chloride na crevice corrosion
- Ezigbo nguzogide corrosion n'ozuzu
- Ezigbo nguzogide corrosion nke sulfide
- Ike dị elu
- Ezi weldability na workability
N'ime ngwa ndị a na-eji Duplex 2205?
- Ụgbọ mmiri na-arụ ọrụ kemịkalụ, ọkpọkọ na ikpo ọkụ
- Ndị na-egwupụta ihe igwe nri, igwe ịcha ọcha, arịa ndị na-ebu ụzọ esi nri
- Ngwa nhazi nri
- Ọkụ ọkpọ mmanụ na ndị na-ekpo ọkụ
- Egwu desulfurization akụrụngwa
Nkọwa ASTM
| Pipe SMS | Ọkpọkpọ Weld | Tube SMS | Tube Weld | Mpempe akwụkwọ/efere | Ogwe | Flanges, Ngwa & Valves |
|---|---|---|---|---|---|---|
| A790 | A790 | A789 | A789 | A240 | A276 | A182 |
Ihe eji arụ ọrụ
Njirimara Tensile akọwapụtara ASTM A240
| Ike tensile kacha elu, ma ọ bụ kacha nta | .2% Ike Mpụta, nke kacha nta | Isi ike Max. |
|---|---|---|
| 95 | 65 | 31 Rockwell C |
Oge nzipu: Mar-31-2023