Inconel 690 yog ib tug high-chromium, npib tsib xee-raws li alloy nrog zoo heev tiv thaiv corrosion los ntawm ntau yam aqueous media thiab high-temperature atmospheres.Nws kuj muaj lub zog siab, zoo metallurgical stability thiab kev ua haujlwm zoo heev.
Alloy | % | C | Cr | Fe | Ti | Al | Nb+Ta | Cu | B | Mn | Si | S | P | Co | N | Zr | Ni |
690 ib | Min. | 0.015 ib | 27.0 Nws | 7.0 ib | - | - | - | - | - | - | - | - | - | - | - | - | tshuav nyiaj li cas |
Max. | 0.03 ib | 31.0 Nws | 11.0 Nws | 0.5 | 0.5 | 0.1 | 0.2 | 0.005 ib | 0.5 | 0.5 | 0.01 ib | 0.015 ib | 0.05 Nws | 0.05 Nws | 0.02 ib |
Qhov ntom | 8.19 g / cm³ |
Melting point | 1343-1377 ℃ |
xwm txheej | Tensile zog (MPa) | Yield zog (MPa) | Elongation Raws li % |
Kev kho mob | 372 ib | 738 ib | 44 |
Bar / Qws | Hlau | Sawb / Coil | Ntawv / phaj | Tube / Tube | Forging |
ASTM B / ASME SB 166, ASTM B 564 / ASME SB 564, ASME Code Case N-525, ISO 9723, MIL-DTL-24801 | ASTM B / ASME SB 166, ASTM B 564 / ASME SB 564, ASME Code Case N-525, ISO 9723, MIL-DTL-24801 | ASTM B / ASME SB 168 / 906, ASME N-525, ISO 6208, MIL-DTL-24802 | ASTM B / ASME SB 168 / 906, ASME N-525, ISO 6208, MIL-DTL-24802 | ASTM B / ASME SB 163, ASTM B 167 / ASME SB 829, ASTM B 829 / ASME SB 829, ASME Code Cases 2083, N-20, N-525, ISO 6207, MILDTL-24803 | ASTM B / ASME SB 166, ASTM B 564 / ASME SB 564, ASME Code Case N-525, ISO 9723, MIL-DTL-24801 |
1. Zoo heev tiv thaiv rau ntau corrosive aqueous media thiab hightemperature atmospheres.
2. Lub zog siab.zoo metallurgical stability, thiab zoo fabrication yam ntxwv
3. Cov tshuaj tiv thaiv oxidizina thiab kub kub oxidizina gases
4 Kev tiv thaiv zoo rau kev ntxhov siab cuam tshuam rau hauv qhov chaw uas muaj cov tshuaj chloride raws li cov tshuaj sodium hvdroxide.
Cov hlau tsis kam tiv thaiv cov roj ntsha uas muaj cov roj ntsha ua rau nws yog cov khoom siv zoo nkauj rau cov ntawv thov xws li cov pa roj carbon monoxide, cov khoom siv hluav taws xob thiab cov ducts rau kev ua cov sulfuric acid, rauv rau petrochemical processing, recuperators, incinerators, thiab iav vitrification khoom rau radioactive pov tseg.Nyob rau hauv ntau hom dej kub kub, alloy 690 qhia tau hais tias tsis tshua muaj corrosion thiab zoo heev tiv thaiv kev ntxhov siab-corrosion tawg.Yog li.alloy 690 yog dav siv rau chav generator raj, baffles, tubesheets, thiab kho vajtse hauv kev tsim hluav taws xob nuclear.