منزل • muti function aisi 321 سازنده

muti function aisi 321 سازنده

(PDF) Flow-forming optimization based on hardness of flow …

of the AISI 321 steel (W %) Fe S C Cr Ti Mn Mo Ni Si Material Bal 0.003 0. 068 17.84 0.68 1.44 – 8. 39 0.64 AISA 321 Ta bl e 2 Mechanic al properties of the AISI 321 ste el

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AISI 321 Stainless Steel Properties, SS321 TP321 321H

Recommended annealing temperature for TP321 and 321 wrought stainless steel: 1040 °C (1900 °F); Minimum 1095 °C (2000 °F) for cold-worked 321H and 1050 °C (1095 °F) for hot-finished 321H. Stress-relieving treatments. For dimensional stability: Stress relieve at 205 to 480 °C (400 to 900 °F) and then slow cool (usual time, 4 h per inch ...

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Characterization of hot deformation microstructure of AISI 321 …

Dynamic recrystallization behavior of AISI 321 austenitic stainless steel were studied using hot compression tests over the range of temperatures from 900 to 1200 ˚C and strain rates from 0.001 ...

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Characterization of the hot deformation microstructure of AISI 321 …

In the present research, the hot deformation microstructure of AISI 321 austenitic stainless steel was studied by performing hot compression tests in the temperature range of 800-1200°C and strain rates of 0.001-1 s −1. Microstructural evolutions

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Evaluation of the Kinetics of Dynamic Recovery in AISI 321 …

The chemical composition of the AISI 321 austenitic stainless steel used in the present study is shown in Table 1.Hot compression experiments were conducted with samples of 10 mm diameter and 15 mm height, over a temperature range of 800–950 °C and at strain rates of 0.001, 0.01, 0.1 and 1 s −1.Initially samples were heated to 1200 …

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Characterization of the hot deformation microstructure of AISI 321

In the present research, the hot deformation microstructure of AISI 321 austenitic stainless steel was studied by performing hot compression tests in the temperature range of 800–1200 °C and strain rates of 0.001–1 s −1. Microstructural evolutions were studied using transmission and scanning electron microscope equipped …

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muti function aisi 420 فروش داغ

A variation of cutting speed (70, 85, 100 m/min) and tool feed speed (0.05, 0.10, 0.15 mm/tooth) was used within the finishing operation; to obtain an optimal concave surface within the AISI 420 material test subjects.

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Kinetics of intermetallic compound layers between …

AISI 321 stainless steel (40 × 10 × 5 mm) and 1050 aluminum ingot (50 mm in diameter and 50 mm in length) were used to carry out the aluminizing experiments. The …

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Mechanical Properties, Microstructural Evolution, …

The mechanical properties, microstructural evolution, and the effect of friction on the plastic flow of the AISI 321 austenitic stainless steel (ASS) tube were investigated …

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Metals | Free Full-Text | Effect of Aluminum Ion Irradiation …

Commercial rolled AISI 321 stainless steel samples were irradiated with Al+ ions with an energy of 80 keV and fluence of 1017 ion/cm2. The effect of Al implantation on the chemical and phase composition of the steel surface layer was studied by X-ray electron spectroscopy and grazing beam mode of X-ray diffraction analysis. A thin surface layer …

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Barkhausen Noise Emission in AISI 321 Austenitic Steel …

AISI 321 steel is used for the production of components in ventilation systems. These components undergo plastic deformation in order to modify their shape and dimensions. A preliminary study assessing real industrial production demonstrated the presence of strain-induced martensite transformation by using the MBN technique. In …

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Influence of time on the microstructure of AISI 321 austenitic

The specimens were made of AISI 321 ASS with the composition (wt.%): C 0.04, Si 0.54, Ti 0.48, Mn 1.33, Cr 17.55, Ni 9.00 and Fe balance. ... The microhardness of nitrided layers as a function of nitriding time is shown in Fig. 10 where the hardness increased with the increase of nitriding time. The increase in hardness with increasing ...

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JMSE | Free Full-Text | Quality Analysis of AISI 321 Welds of …

Since the true stress–true strain functions could not be obtained for the Heat Affected Zone (HAZ) and the weld zone (no filler material was used), only data from the uniaxial tensile test were used in the finite element simulations. ... Tomislav Šolić, and Ivan Samardžić. 2022. "Quality Analysis of AISI 321 Welds of Bellow Compensators ...

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A. A. Tiamiyu, Ubong Eduok, J. A. Szpunar & A. G.

AISI 321 steel is therefore widely used as choice material in the manufacture of heat exchangers for chemical process plants, high-pressure pipes, engine turbines for automobiles and aircra˛, and ...

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Parametric Optimization of Pulsed Current Gas Arc Welding …

In this research, Taguchi method (DOE technique) was used to optimize welding parameters in a dissimilar joint between the duplex stainless steel UNS32750 and the austenite stainless steel AISI 321 for the corrosion resistance. For joining, pulsed current gas arc welding with the ER2594 electrode was used. Pulse current, background current, …

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Advance Complex Liquid Nitriding of Stainless Steel AISI 321 …

Austenitic stainless steels AISI 321 are extensively used in the chemical and food industries due to their excellent corrosion resistance (Ref 1-4).However, the low surface hardness and poor wear resistance has restricted their applications in engineering fields (Ref 5-9).Nitriding is an effective process for improving the surface hardness and anti …

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AISI 321 Stainless Steel (UNS S32100) | Forging Materials

Grade 321 stainless steel machinability is 36% in annealed conditoin based on a machinability rating of 100% for 1212 steel. Nominal speeds and feeds for turning a variety of steels and cast irons with high-speed steel (HSS) single-point and box tools. Material. Hardness, HB. Condition. Depth of cut, mm (in) High-speed steel tool. Tool material.

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AISI 321 Stainless Steel / UNS S32100 / DIN 1

AISI 321 / UNS S32100 / DIN 1.4541. Stabilized Austentic Alloy. Introduction. Alloy 321 is also known as stabilized austentic alloy due to its titanium content, this addition prevents …

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Characterization of the hot deformation microstructure of AISI 321

Microstructures of AISI 321 austenitic stainless steel deformed at 1100 °C with different strain rates: a) 1 s −1, b) 0.1 s −1, c) ... In addition, in Fig. 14 (a), the fraction of high angle and low angle boundaries are plotted as a functions of strain rate at the constant deformation temperature of 1000 °C. It is clear that the fraction ...

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Study of craters formed on surface of AISI 321

Surface topography and elemental composition of craters formed on the surface of AISI 321 stainless steel after processing with powerful pulsed flows of C n+ and H + ions (accelerating voltage: 250 keV, pulse duration: approximately 100 ns) are studied. Processing is performed using single-pulse fluences of 1 and 3 J/cm 2, with the number …

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Mechanical Properties, Microstructural Evolution, and the …

The mechanical properties, microstructural evolution, and the effect of friction on the plastic flow of the AISI 321 austenitic stainless steel (ASS) tube were investigated during the cold pilger process. The elastic–plastic behavior of as-received tube was simulated by the Johnson-cook model. The model parameters were obtained by the …

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IJERPH | Free Full-Text | Coronary Artery Disease …

Background: The electrical properties of cells and tissues in relation to energy exposure have been investigated, presenting their resistance and capacitance characteristics. The dielectric response to …

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Constitutive modelling of mill loads during hot rolling of AISI 321 …

a function of the Z value for AISI 321 steel. IJMR downloaded from by Hanser Verlag (Office) on June 3, 2014 ... AISI 321 stainless steel has excellent resistance to ...

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(PDF) Influence of stabilization heat treatments …

J Mater Sci (2008) 43:536–540 DOI 10.1007/s10853-007-1785-5 5TH BRAZILIAN MRS MEETING Influence of stabilization heat treatments on microstructure, hardness and intergranular corrosion resistance of …

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Study on the Hot Deformation Behavior of …

In this study, the hot deformation behavior of austenitic Ti-modified AISI 321 steel with a relatively high content of carbon (0.07 wt.%) and titanium (0.50 wt.%) was studied in the temperature range of …

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Effect of rf Plasma Carbonitriding on the Biocompatibility …

ABSTRACT AISI 321 austenitic stainless steel was treated using rf plasma carbonitriding with the intention of use low-cost orthopedic implant material in biomedical applications. The treatment process was carried at low working gas pressure of 0.075 mbar in nitrogen-acetylene gaseous mixture to form a superficial carbonitrided layer.

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Effects of Welding Speed on the Microstructure, …

weld zone. In dissimilar weld between AISI 321 and AISI 630, the maximum hardness was produced in the HAZ of AISI 630 side, which had the martensitic microstructure. A Kumar et al. [3] concluded the weld zone of AISI 316 had the lower microhardness and impact toughness than the substrate due to the presence of high ferrite content in the weld zone.

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Specification Sheet: Alloy 321/321H

Alloy 321 (UNS S32100) is a titanium stabilized austenitic stainless steel with good general corrosion resistance. It has excellent resistance to intergranular corrosion after exposure …

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(PDF) Through Thickness Variations on Dissimilar Weldments …

Electron beam welding was used to fabricate dissimilar butt weld joints of AISI 321 and AISI 409 stainless steel 18-mm-thick plates. On both sides, i.e., fusion boundary of AISI 321 and fusion ...

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(PDF) Development and Validation of Processing Maps for

the standard AISI 321 steel, it is essential to understand the hot workability of this material to obtain sound. ... A processing map for this steel was developed for a strain of 0.5 as a function.

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Corrosion behavior of metastable AISI 321 austenitic …

The role of grain size and strain rate on the corrosion behavior of plastically-deformed Ti-stabilized austenitic stainless steel (AISI 321) in saline media was …

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Study of craters formed on surface of AISI 321 stainless steel …

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muti function aisi 321 эстетическая привлекательность

SS 321, Type 321, WNR 1.4541, UNS S32100, AISI 321, … As parent platematerial Grade 347 is only occasionally used. 321 and 347 have excellent forming and weldingcharacteristics like other austenitic grades, it is readilybrake or roll-formed and have outstandingwelding characteristics. Post-weld annealing is not required.

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Simulation and Experimental Validation of EBW Studies in

The stabilized stainless steel of grade AISI-321 is selected as the base metal. The specified chemical composition and mechanical properties of the AISI-321 plates used are shown in Tables 3 and 4, respectively.Prior to butt welding, the as-received annealed plates of AISI-321 were cut and milled into four plates of dimensions 290 mm × …

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Effects of Welding Speed on the Microstructure, Mechanical …

The intention in this research work is to investigate the effect of welding speed in electron beam (EB) welded 18mm thick plates of AISI 321. In this work, an attempt is made to study the effect of two different welding speeds on the microstructure, mechanical properties and corrosion resistance of the welded joints. The results in the study show …

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(PDF) An investigation on the microstructure, tribological …

An anticorrosive and wear-resistant superficial top layer was distinctly produced in AISI 321 austenitic stainless steel by rf plasma carbonitriding. Details about the elemental distribution ...

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