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Stainless steels

Effect of ageing heat treatments on the microstructure and intergranular corrosion of powder metallurgy duplex stainless steels

Effect of ageing heat treatments on the microstructure and intergranular corrosion of powder metallurgy duplex stainless steels

... that the chromium depleted areas found nearby the nitrogen rich precipitates are responsible. Therefore, duplex stainless steels sin- tered in nitrogen cannot be used in the as-sintered state due to their ...

13

Breakdown and evolution of the protective oxide scales of AISI 304 and AISI 316 stainless steels under high temperature oxidation

Breakdown and evolution of the protective oxide scales of AISI 304 and AISI 316 stainless steels under high temperature oxidation

... 316 stainless steels has been studied and compared at 1,000 ◦ C in synthetic ...both stainless steels were plotted to determine the time needed to reach the breakdown ...each stainless ...

10

CORROSION BEHAVIOR OF SINTERED FERRITIC STAINLESS STEELS WITH BORON ADDITIONS

CORROSION BEHAVIOR OF SINTERED FERRITIC STAINLESS STEELS WITH BORON ADDITIONS

... Nowadays, industries producing steel parts by powder metallurgy (PM) have expanded faster than those using the conventional process. This is due to the PM oustanding advantages such as the fabrication of high quality ...

11

Thermal stability of DLC coating deposited on precipitation hardening stainless steels

Thermal stability of DLC coating deposited on precipitation hardening stainless steels

... The DLC (Diamond Like Carbon) coatings are characterized by good mechanical properties, low friction coefficient and chemical inertness. However, these coatings have problems at high temperature (400 °C) owing to the ...

5

Stainless Steel: Material Facts for the Orthodontic Practitioner

Stainless Steel: Material Facts for the Orthodontic Practitioner

... of stainless steels in orthodontics starts back in the early ...austenitic stainless steel, the British a mar- tensitic type, and the Americans a ferritic ...using stainless steel bands in ...

12

Hydrogen Induced Damage in Heavily Cold-Drawn Wires of Duplex Stainless Steel

Hydrogen Induced Damage in Heavily Cold-Drawn Wires of Duplex Stainless Steel

... duplex steels wires is being manufactured often referred to as lean duplex ...duplex stainless steels ...duplex steels was assessed regarding two mechanical damage models that provide the ...

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Corrosion behaviour of new duplex stainless steel reinforcements embedded in chloride contaminated concrete

Corrosion behaviour of new duplex stainless steel reinforcements embedded in chloride contaminated concrete

... reinforcing stainless steels (SS) in concrete have proved to be one of the most effective methods to guarantee the passivity of reinforced concrete structures exposed to chloride contaminated ...

8

Pitting Corrosion in Austenitic Stainless Steel Water Tanks of Hotel Trains

Pitting Corrosion in Austenitic Stainless Steel Water Tanks of Hotel Trains

... Abstract The water storage tanks of hotel trains suffered pitting corrosion. To identify the cause, the tanks were subjected to a detailed metallographic study and the chemical composition of the austenitic ...

10

Preparation, testing and modelling of a hydrogen selective Pd/YSZ/SS composite membrane

Preparation, testing and modelling of a hydrogen selective Pd/YSZ/SS composite membrane

... In the present work, experimental tests are presented for determining and modelling the permeation properties of a Pd composite membrane prepared by electroless plating over a porous stainless steel support with ...

32

Finite Element Analysis of Stretch Bending for Advanced High Strength Steels (AHSS)-Edición Única

Finite Element Analysis of Stretch Bending for Advanced High Strength Steels (AHSS)-Edición Única

... Strength Steels (AHSS) are being to improve vehicle ...these steels causes part dimension control related to the increased springback after tool withdrawn (springback is highly influenced by the material ...

110

A comparative study of image processing thresholding algorithms on residual oxide scale detection in stainless steel production lines

A comparative study of image processing thresholding algorithms on residual oxide scale detection in stainless steel production lines

... The success in defect detection will depend on the ability to separate the residual oxide stains from clean stainless steel and therefore on the existing level of contrast ∆I . In a real situation, the contrast ...

8

SPECIFICATION FOR TERMINOLOGY RELATING TO STEEL, STAINLESS STEEL, RELATED ALLOYS, AND FERROALLOYS

SPECIFICATION FOR TERMINOLOGY RELATING TO STEEL, STAINLESS STEEL, RELATED ALLOYS, AND FERROALLOYS

... 1569 the specification for all other elements having a specified range or a specified maximum. For conformance purposes, this calculated value for iron is compared on an individual basis to the mean values permitted by ...

8

Pitting corrosion of type 304 stainless steel  and sulfate inhibition effect in chloride containing environments

Pitting corrosion of type 304 stainless steel and sulfate inhibition effect in chloride containing environments

... of stainless steel 304, and finally it is noteworthy to conclude that type 304 is very susceptible to pitting corrosion in chloride environments and the presence of sulfate ions in the a chloride effect has a ...

10

Electrochemical behavior of dissimilar welded joints between ASTM A615 and AISI 304 with and without buttering using Inconel 182

Electrochemical behavior of dissimilar welded joints between ASTM A615 and AISI 304 with and without buttering using Inconel 182

... of stainless steel as reinforcement material for concrete ...that stainless steel is more expensive than carbon steel, carbon and stainless-steel reinforcement bars can be joined by connectors or ...

18

Adaptive control optimization in micro milling of hardened steels evaluation of optimization approaches

Adaptive control optimization in micro milling of hardened steels evaluation of optimization approaches

... 9 conducted for cutting-tool monitoring and some of them applied to micro- milling operations on hardened steels can be found in [12-15]. In general, the monitoring module is composed of a sensor system unit, ...

48

Losas de concreto reforzadas con acero inoxidable de desecho = reinforced concrete slabs with stainless steel waste

Losas de concreto reforzadas con acero inoxidable de desecho = reinforced concrete slabs with stainless steel waste

... of Stainless Steel Reinforcement in Highway ...Plain Stainless-Steel Bars for Concrete Reinforcement” (ASTM, 1996) para el uso de barras de acero inoxidable como refuerzo en estructuras de concreto ...

10

Numerical models for simulating hydrogen diffusion and embrittlement in high strength steels

Numerical models for simulating hydrogen diffusion and embrittlement in high strength steels

... Moreover, permeation tests in iron and various steels have revealed that the number of trapping sites is related with plastic strain (A. J. Kumnick & H. H. Johnson, 1980). This has been discussed in 2.5.4. As ...

205

Effect of ausforming on the bainitic transformation in medium carbon steels

Effect of ausforming on the bainitic transformation in medium carbon steels

... strength steels (SHSS) stems from the need of simultaneously obtaining the increased performance offered by weight reduction, optimal safety, reduced manufacturing costs and reduced environmental ...bainitic ...

100

Behavior of prestressing steels after fire

Behavior of prestressing steels after fire

... Even if a fire does not give rise to apparent damage in a prestressed structure, mechanical properties of materials as well as load distribution can be affected. A verification of residual load bearing capacity after ...

10

High Strength Steels Fracture Toughness Variation by the Media

High Strength Steels Fracture Toughness Variation by the Media

... prestressed steels cannot be prepared to obtain standardized specimens for testing fracture toughness of the material (ASTM E399-78) and therefore other approaches are ...

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