High-temperature corrosion performance of austenitic
The corrosion rates of AISI 316L and AISI 321H austenitic stainless steel, immersed in a stagnant isothermal mixture of 60% NaNO 3 and 40% KNO 3 molten salt at 550 °C in atmospheric air are 8.6 and 9.0 µm/yr, respectively. The corrosion mechanism was proposed by recording the weight changes of the steel coupons at different time …
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Tribological and Morphological Study of AISI 316L Stainless …
Today among various types of engineering materials, AISI 316L stainless steel is one such material which is used as an industrial structural material, viz., in automobiles, atmospheric distillation structures, aircraft and marine structures due to its excellent properties such as modulus of elasticity, toughness, corrosion resistance, …
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(PDF) Mechanical characterization of the AISI 316L alloy …
Abstract. In this study, the powder-pack boriding process on low-carbon stainless steel was carried out at 1273 K for 4 h of exposure to obtain a layer around ~57 μm conformed by FeB, Fe2B, and ...
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سرولیت: خواص، ظهور و کاربردها » علم زمین شناسی
سرولیت در درجه اول به دلیل ویژگی های زیبایی شناختی آن ارزشمند است و به دلیل رنگ آبی منحصر به فرد و ساختار کریستالی آن مورد توجه مجموعه داران و علاقه مندان به مواد معدنی است.
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احیاء هویت بافت تاریخی شهر با تأکید بر ساماندهی نظام کالبدی و بصری
نقی زاده، محمد؛ ثقه الاسلامی، عمیدالاسلام؛ بشیری، سعید (1392)، «فرآیند طراحی فضای شهری بر مبنای اصول زیبایی شناختی ایرانی-اسلامی (نمونه موردی: میدان وحدت اسلامی تهران»، فصلنامه مطالعات شهر ...
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Microstructure, Mechanical Properties, and Residual Stress …
2. Materials and Methods. AISI 316L alloy powder obtained by gas atomisation was used in this study. The morphology of the powder is shown in Figure 1, and the chemical composition is listed in Table 1.The powder diameter was ranging between 45 μm and 75 μm and had a good degree of sphericity that enabled a smooth powder …
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Predictive approach of high-cycle fatigue limit of finished turned AISI
An analytical-global approach is developed in order to provide an accurate prediction of the HCF performance of turned parts of the AISI 316L stainless steel using different cutting parameters. This work has the advantage of taking into account the surface conditions induced by machining in the two fatigue criteria of Dang Van and Crossland.
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Microstructure and Mechanical Properties of AISI …
Milton et al. studied the microstructure of DED AISI 316L and revealed that Cr and Ni equivalent contents lie in the range of 5–10% δ-ferrite . Zietala et al. also investigated …
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Strain‐controlled fatigue loading of an additively …
L-PBF and wrought AISI 316L steels exhibit comparable fatigue lives for specimens tested in the range of strain amplitudes from 0.3% to 1.2%. However, at lower strain amplitudes, …
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(PDF) Prediction of Model Distortion by FEM in 3D Printing …
the AISI 316L material, as well as for the AAS, by the manufacturer. The onl y necessary input from the user is the input o f the machine type (fo r setting the working spac e), the
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Materials | Free Full-Text | Mechanical Properties of …
The growth of additive manufacturing processes has enabled the production of complex and smart structures. These fabrication techniques have led research efforts …
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آدامیت: خواص، شکل گیری، وقوع و موارد استفاده » علم زمین شناسی
گردآورندگان و محققان مواد معدنی به دلیل رنگهای منحصربهفرد، عادتهای کریستالی و جذابیت کلی زیباییشناختی، اغلب به دنبال نمونههایی از این مکانها هستند. استفاده و برنامه های کاربردی
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Prediction of Microstructure for AISI316L Steel from …
Abstract Laser powder bed fusion (L-PBF) success in the industrial scenario strongly depends on the ability to manufacture components without defects and with high building rates, but also on the ability to effectively control the microstructure to gain the required properties in the final component. In this regard, the recently developed …
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Cyclic Plasticity and Low Cycle Fatigue of an AISI 316L
AISI 316L stainless steels are widely employed in applications where durability is crucial. For this reason, an accurate prediction of its behaviour is of paramount importance. In this work, the spotlight is on the cyclic response and low-cycle fatigue performance of this material, at room temperature. Particularly, the first aim of this work …
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فروش داغ aisi 310 جذابیت زیبایی شناختی
Table 1.1 Composition of AISI 310 ASS Element s C M n Si P S C r Mo Ni % 0.2 5 2. 0 1. 5 0.04 5 0.0 3 2 6 2.00- 3.00 22 2 2 Experimental Procedure The pin type AISI 310 grade … بیشتر ورق استیل 310 کارخانه, قیمت مناسب ورق فولادی ضد زنگ 309, چین ورق استیل 310 …
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Microstructure and Mechanical Properties of AISI 316L …
Milton et al. studied the microstructure of DED AISI 316L and revealed that Cr and Ni equivalent contents lie in the range of 5–10% δ-ferrite . Zietala et al. also investigated DED of AISI 316L and found that intercellular δ-ferrite formed at sub-grain boundaries as a consequence of its enrichment of Cr and Mo, and depletion of Ni .
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Prediction of Microstructure for AISI316L Steel from …
Abstract Laser powder bed fusion (L-PBF) success in the industrial scenario strongly depends on the ability to manufacture components without defects and with high …
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از نگاه علم چه فاکتورهایی زیبایی انسان را تعیین میکند؟
سایر عوامل تأثیرگذار بر زیبایی و جذابیت. یک ویژگی جالب که تعیین میکند چگونه میتوانید برای خودتان شریکی بیابید، ظاهر شما است. به نظر میرسد زنان از چهرهی مردانی که ظاهری زنانه دارند ...
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Improvement of corrosion resistance of additive manufactured AISI 316L …
In this work, we investigate the effect of additive manufacturing parameters on the corrosion resistance of AISI 316L stainless steel used to fabricate orthopedic implants. Samples were produced by selective laser melting, where the volumetric energy density, controlled by process parameters, was varied from 19 J/mm3 to 167 J/mm3. A …
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Analysis of the Enameled AISI 316LVM Stainless Steel
In this work, four different enamels were coated on AISI 316LVM stainless steel and the corrosion resistance of these samples was tested in 5 wt.% NaCl solution at room temperature. The preparation procedure of the enamels was optimized in terms of firing temperature, time and composition. First the thermal expansion was measured …
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Improving surface integrity aspects of AISI 316L …
Improving surface integrity aspects of AISI 316L in the context of bioimplant applications Sadaf Zahoor1,2 & Muhammad Qaiser Saleem1 & Walid Abdul-Kader2 & Kashif Ishfaq1 …
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The role of substrate preheating on the microstructure
AISI 316L as austenitic stainless steel has frequently been used in different sectors such as the medical, nuclear, aerospace, petroleum, and marine industries [1, 2].This wide range of applications for AISI 316L is because of its high corrosion resistance, strength, and biocompatibility characteristics [].So far, this alloy is the most well-known …
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Assessment of turning AISI 316L stainless steel under …
Over the years, there has been increasing interest in the machining of difficult-to-machine materials in metalworking. Austenitic stainless steels such as AISI 316L are difficult to machine due to their high ductility, high strength, low thermal conductivity, tendency to work harden, and high built-up edge (BUE) formation [1, 2].Especially under …
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Stainless Steel AISI 316L
Elongation at Break. 50%. @ Room Temperature, varies with thickness. Thermal Conductivity. 16 W m -1 °C -1. @ Room Temperature. Thermal Expansion Coefficient. 17.2 x 10 -6 °C -1. RT to 200°C.
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قیمت امروز ورق استیل 316
ورق استیل 316L: نسبت به 316 دارای کمترین درصد کربن است که حدوداً 0.03% است. مقاومت به خوردگی: ورق استیل 316: دارای مقاومت بالا در برابر خوردگی ناشی از اسیدها و مواد شیمیایی مختلف است. ورق استیل 304 ...
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ارتباط زیبایی شناسی و معماری
رابطه بین زیبایی شناختی و معماری ... فرم سازه ای باید جذابیتهای زیبایی داشته باشد در حالی که به صورت همزمان به وسیله ملاحظات مهندسی هدایت میشود. یک طرح ظریف به طرحی گفته میشود که از خلاقیت ...
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(PDF) An investigation on the effect of powder recycling on …
SEM images of DED AISI 316L using fresh powder at: (a) 2 mm, (b) 14 mm from the deposition/substrate interface, (c) PCAS and cooling rate as a function of the distance from the substrate. Figures ...
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زیباییشناسی از منظر پدیدارشناسی
از راههایی که میتوان ابژه زیباییشناختی را تعریف کرد، ترسیم تفاوتی است که این ابژه با اثر هنری دارد. چراکه نباید ابژه زیباییشناختی و اثر هنری را با یکدیگر اشتباه گرفت. اثر هنری ساختار ابژه زیباییشناختی را به ...
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بازشناسی و تحلیل مدلهای نظری روانشناسی محیطی با تأکید بر نقش تجربه
زمینه و هدف: محیط فیزیکی سبب میشود تا انسان واکنشهای پیچیدهای در قالب احساس، برخورد، ارزش، علاقه و تمایل نشان دهد. همین واکنشها به طرز خاصی فرآیندهای شناختی و ادراکی انسان نسبت به محیط را در قالب ارزشهای زیبایی ...
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Biocompatibility studies of low temperature nitrided and
The biocompatibility of austenitic stainless steels can be improved by means of surface engineering techniques. In the present research it was investigated if low temperature nitrided AISI 316L austenitic stainless steel may be a suitable substrate for bioactive protein coating consisting of collagen-I. The biocompatibility of surface modified …
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