Influence of Nitinol wire surface treatment on oxide thickness and composition and its subsequent effect on corrosion resistance and nickel ion release

2006 ◽  
Vol 79A (1) ◽  
pp. 61-70 ◽  
Author(s):  
B. Clarke ◽  
W. Carroll ◽  
Y. Rochev ◽  
M. Hynes ◽  
D. Bradley ◽  
...  
2013 ◽  
Vol 789 ◽  
pp. 204-209
Author(s):  
Sungging Pintowantoro ◽  
Yuli Setiyorini

NiTi is alloy that has unique properties include shape memory dan superelasticity. However, it has disadvantages which cause allergic and toxicity to the body from the Ni release. In order to reduce Ni release and increase corrosion resistance an Electropolishing Pretreatment-Photoelectrocatalytic Oxidation (EP-PEO) and Advanced Oxidation Process (AOP) coating were synthesized in order to produce TiO2. Scanning Electron Microscope (SEM) was depicted various morphologies of NiTi orthodontic wire surface. Ni release experiment in various saliva by using Inductively Coupled Plasma (ICP) was shown reducing Ni release significantly both in saliva pH 3 dan pH 6.25 in AOP coating for 2 months monitoring. This results confirmed that the Ni release was evidently decreased and the corrosion resistance significantly improved after coated with AOP.


Alloy Digest ◽  
1996 ◽  
Vol 45 (1) ◽  

Abstract Allegheny Ludlum AL276 is widely used in the most severe environments found in chemical plants and in power plant desulfurization systems. The high molybdenum level with tungsten gives excellent pitting and crevice corrosion resistance. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on low and high temperature performance, and corrosion resistance as well as forming, heat treating, joining, and surface treatment. Filing Code: Ni-497. Producer or source: Allegheny Ludlum Corporation.


Alloy Digest ◽  
1987 ◽  
Vol 36 (8) ◽  

Abstract NILO alloy 36 is a binary iron-nickel alloy having a very low and essentially constant coefficient of thermal expansion at atmospheric temperatures. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: Fe-79. Producer or source: Inco Alloys International Inc..


Alloy Digest ◽  
1971 ◽  
Vol 20 (12) ◽  

Abstract UNITEMP N-155 is an iron-base austenitic alloy used over a wide temperature range from subzero to about 1800 or 1900 F. It has relatively good oxidation and corrosion resistance. It is used in such applications as turbine rotors, shafts and blades, afterburner parts, nozzles and combustion chambers. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness, creep, and fatigue. It also includes information on high temperature performance as well as forming, heat treating, joining, and surface treatment. Filing Code: Fe-48. Producer or source: Cyclops Corporation.


Alloy Digest ◽  
1971 ◽  
Vol 20 (4) ◽  

Abstract PYROTOOL A has been designed to display high strength and good ductility at temperatures up to 1200 F. It is used for high-temperature tooling, extrusion dies, liners, dummy blocks, forging dies, mandrels, holders, etc. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: Fe-47. Producer or source: Carpenter.


Alloy Digest ◽  
1971 ◽  
Vol 20 (1) ◽  

Abstract UNISPAN LR35 offers the lowest coefficient of thermal expansion of any alloy now available. It is a low residual modification of UNISPAN 36 for fully achieving the demanding operational level of precision equipment. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and surface treatment. Filing Code: Fe-46. Producer or source: Cyclops Corporation.


Alloy Digest ◽  
1998 ◽  
Vol 47 (6) ◽  

Abstract Alcoa 6061 alloy has excellent joining characteristics and good acceptance of applied coatings. It combines relatively high strength, good workability, and high resistance to corrosion. The alloy is widely available. The T8 and T9 tempers offer better chipping characteristics than the T6 temper. This datasheet provides information on composition, physical properties, and tensile properties. It also includes information on corrosion resistance as well as machining and surface treatment. Filing Code: AL-349. Producer or source: ALCOA Wire, Rod & Bar Division.


Alloy Digest ◽  
1998 ◽  
Vol 47 (3) ◽  

Abstract Alcoa 2024 alloy has good machinability and machined surface finish capability, and is a high-strength material of adequate workability. It has largely superseded alloy 2017 (see Alloy Digest Al-58, August 1974) for structural applications. The alloy has comparable strength to some mild steels. This datasheet provides information on composition, physical properties, and tensile properties. It also includes information on corrosion resistance as well as machining and surface treatment. Filing Code: AL-346. Producer or source: ALCOA Wire, Rod & Bar Division.


Alloy Digest ◽  
2006 ◽  
Vol 55 (1) ◽  

Abstract Alloy 6061 is one of the most widely used alloys in the 6000 Series. This data sheet revision adds standard tempers and many of the Alcoa special tempers, as well as properties for extrusions and shapes. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength. It also includes information on corrosion resistance as well as forming, machining, joining, and surface treatment. Filing Code: AL-281. Producer or source: Alcoa Engineered Products. Originally published May 1987, revised January 2006.


Alloy Digest ◽  
1967 ◽  
Vol 16 (12) ◽  

Abstract Alcan B33S is an aluminum alloy recommended for architectural shapes requiring hard, corrosion resistant, colored finishes. It contains enough magnesium to render it heat treatable. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: Al-170. Producer or source: Aluminum Company of Canada Ltd.


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