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2008-9-1u2002·u2002Young and Hartono conducted a series of tests on stainless steel CHS fixed-ended columns produced from austenitic grade EN 1.4301 material. Average results obtained from the supporting tensile tests on material coupons were also reported. Gardner carried on an extensive testing programme involving tubular stainless steel beams and columns. All ...
Get Price2 days agou2002·u2002The higher deformation rate is also conducive to the compactness of stainless steel flat welded flanges. The forging process of stainless steel flat welded flanges has stricter equipment requirements than traditional die forging, and the displacement characteristics of the punch must match the deformation and compact characteristics of the preform.
Get Price2014-10-1u2002·u2002A comprehensive test programme on stainless steel built-up stub columns has been described in this paper. A total of 28 stub columns of the EN 1.4301 and EN 1.4462 alloys, including I-sections, SHS and RHS, were tested in pure axial compression. The material non-linearity, anisotropy and asymmetry in tension and compression were determined by ...
Get PriceThe present work investigated the compressive and tensile properties of AISI 304L austenitic stainless steel subjected to equal channel angular pressing (ECAP) at high temperature (700 • C).
Get Price2019-5-15u2002·u2002The values of the performance indices were plotted against the ratio of D/t for examining the impact of the steel tube thickness on the performance indices. Three types of steel tube thicknesses t = 5.0 mm, 6.3 mm and 8.8 mm corresponds to D/t = 30.48, 24.19 and 17.32, respectively.
Get Price2018-6-11u2002·u2002This paper presents a Finite Element (FE) study on Lean Duplex Stainless Steel stub column with built-up sections subjected to pure axial compression with column web spacing varied at different position across the column flanges. The thicknesses of the steel sections were from 2 to 7 mm to encompass a range of section slenderness. The aim is to study and compare the strength and deformation ...
Get Price2018-9-1u2002·u2002Tensile coupon tests were undertaken to determine the basic material stress-strain properties of the tubes. The tensile coupon tests were undertaken in compliance with EN ISO 6892-1 using an Instron 8802 testing machine, with a data recording frequency of 1 Hz. Two tensile coupons were prepared from each cross-section, with the coupons having the traditional dog-bone shape and cut on …
Get Price304L stainless steel specimens are pre-strained to 0.15 or 0.5 and are then deformed at strain rates ranging from 2000s−1 to 6000s−1 at temperatures of 300°C, 500°C and 800°C using a ...
Get Price2019-6-2u2002·u2002The optimized process parameters for each alloy has been a cause for debate in recent years. In this study, the hatch angle and build orientation were investigated. 304L stainless steel samples ...
Get Price2016-9-19u2002·u2002The edge formability of ferritic-martensitic DP (dual-phase) and ferritic-bainitic CP (complex-phase) steels was evaluated using a hole expansion test for different edge conditions. Hole expansion tests involving the standard conical punch as well as a custom flat punch were performed to investigate formability when the hole is expanded out-of-plane (conical punch) and in-plane using the flat ...
Get Price2017-6-28u2002·u2002Additively manufactured 304L stainless steel with different build orientations and post-manufacturing processes was dynamically characterized in compression and tension at various high strain rates (~500, 1500, and 3000 s−1) using Kolsky bar techniques. Wrought 304L stainless steel with a similar chemical composition as the additively manufactured material was also characterized at the …
Get Price2 days agou2002·u2002The higher deformation rate is also conducive to the compactness of stainless steel flat welded flanges. The forging process of stainless steel flat welded flanges has stricter equipment requirements than traditional die forging, and the displacement characteristics of the punch must match the deformation and compact characteristics of the preform.
Get PriceDividing the production process into individual steps allows for the use of standardized modules for work piece infeed and laser processing. Interlinking different modules using a
Get PriceThe present work investigated the compressive and tensile properties of AISI 304L austenitic stainless steel subjected to equal channel angular pressing (ECAP) at high temperature (700 • C).
Get Price2015-4-4u2002·u2002The laser shock processing (LSP) has been developed as an effective alternative to traditional methods for improvement of metallic materials properties and as surface treatment to metals. Duplex stainless steel is a material that has a microstructure formed by two phases, with approximately equal amounts of each one. This stainless steel has wide applications in different fields like shipping ...
Get Price304L stainless steel specimens are pre-strained to 0.15 or 0.5 and are then deformed at strain rates ranging from 2000s−1 to 6000s−1 at temperatures of 300°C, 500°C and 800°C using a ...
Get Price2021-9-17u2002·u2002Regarding the galvanic corrosion properties of the stainless steel bars combined with ordinary steel bars, a number of studies show that (1) when ordinary steel bars are used as the cathode, there is a higher corrosion current in the anode, i.e., the stainless steel bars [], (2) when both types of the steel bars are in a passive state, the galvanic couple is negligible [44, 53], and (3) when ...
Get Price2016-9-19u2002·u2002The edge formability of ferritic-martensitic DP (dual-phase) and ferritic-bainitic CP (complex-phase) steels was evaluated using a hole expansion test for different edge conditions. Hole expansion tests involving the standard conical punch as well as a custom flat punch were performed to investigate formability when the hole is expanded out-of-plane (conical punch) and in-plane using the flat ...
Get Price2019-6-2u2002·u2002The optimized process parameters for each alloy has been a cause for debate in recent years. In this study, the hatch angle and build orientation were investigated. 304L stainless steel samples ...
Get Price2020-11-25u2002·u2002Unreinforced Masonry (URM) has been used for constructing a large number of buildings placed in seismic areas worldwide. The typical low tensile strength of URM makes existing buildings vulnerable to both in-plane and out-of-plane seismic actions [1, 2].Thus, retrofitting interventions are frequently required to enhance masonry resistance and achieve the seismic safety level required by ...
Get Price2 days agou2002·u2002The higher deformation rate is also conducive to the compactness of stainless steel flat welded flanges. The forging process of stainless steel flat welded flanges has stricter equipment requirements than traditional die forging, and the displacement characteristics of the punch must match the deformation and compact characteristics of the preform.
Get Price2013-9-25u2002·u2002Steel was found to be comparably ductile (17.6%), while aluminum (6.3%) and copper (0.5%) were more brittle. Steel was found to be the strongest of the four metals with an ultimate tensile strength of 515.8 MPa, while brass was close at …
Get Price2021-9-28u2002·u2002Additive manufacturing (AM) has attracted much attention due to its capability in building parts with complex geometries. Unfortunately, AM metals suffer from three major drawbacks, including high porosity, poor surface finish, and tensile residual stresses, all of which will significantly compromise the fatigue performance.
Get Price2017-10-30u2002·u2002Austenitic 316L stainless steel (SS), in particular, is a workhorse material of our society owing to its excellent corrosion and oxidation resistance, and is used in such diverse applications as ...
Get Price2021-7-9u2002·u2002(A) Compressive and (B) tensile stress-strain curves of as-prepared and annealed nanoporous Al-Al 2 O 3 composite. Inset figure in (B) shows the tensile stress-strain curves of cold-rolled and annealed fully dense pure Al (5 N). (C) Variation of yield strength as a function of annealing temperature for nanoporous Al-Al 2 O 3 composite.
Get Price2015-4-4u2002·u2002The laser shock processing (LSP) has been developed as an effective alternative to traditional methods for improvement of metallic materials properties and as surface treatment to metals. Duplex stainless steel is a material that has a microstructure formed by two phases, with approximately equal amounts of each one. This stainless steel has wide applications in …
Get PriceComparing Stainless Steel and Other Metals. Dec. 10, 2009. Key points: Stainless steels are defined as low-carbon steels with at least 10% chromium with or without other alloying elements. …
Get Price2018-6-11u2002·u2002This paper presents a Finite Element (FE) study on Lean Duplex Stainless Steel stub column with built-up sections subjected to pure axial compression with column web spacing varied at different position across the column flanges. The thicknesses of the steel sections were from 2 to 7 mm to encompass a range of section slenderness. The aim is to study and compare the …
Get Price2014-11-18u2002·u2002The influence of pre-existing deformation in the plates to be joined on the resultant distortion in gas metal arc welded structure has been studied. DH-36 steel plate surface profiles were measured before and after the butt welding of two plates 1000 × 500 × 4 mm in size.
Get PriceTo study the fracture characteristics and fatigue damage of fractured rock masses, noncoplanar fractured rocklike specimens prepared using cement mortar were used for a graded cyclic loading–unloading test. The results showed that the two ends of the horizontal crack were the main stress concentration areas, and they inhibited crack initiation of the inclined fracture.
Get Price2005-5-18u2002·u2002Welding of Stainless Steel 304. Fusion welding performance for Stainless steel 304 is excellent both with and without fillers. Recommended filler rods and electrodes for stainless steel 304 is grade 308 stainless steel. For 304L the recommended filler is 308L. Heavy welded sections may require post-weld annealing. This step is not required for ...
Get Price2021-9-13u2002·u2002In high load-bearing applications, such as a beam, fibers may be employed together with traditional steel reinforcement for improved reliability (Wang et al., 1994). For the low volume fraction of high-modulus fibers currently used (i.e., less than 2 percent), …
Get Price410 Stainless Tapcon ®. 410 Stainless Tapcon. Providing the ultimate in corrosion, rust, stain and temperature resistance, the 410 Stainless Steel Tapcon is the most universal screw for almost any application and provides: Stainless steel finish provides a decorative aesthetic and superior corrosion resistance. Superior holding strength.
Get Price2018-9-7u2002·u2002Deformation textures in Mg alloys result in tensile-compressive yield asymmetry. Under the loading modes of axial compression and tension, the compression yield stress is lower than that of tension. For some structural applications, such as supporting beams, the materials will bear both tensile and compressive stresses.
Get Price2015-6-22u2002·u2002stainless steel and the roller is made of 45# steel. The initial temperature of the part is 293K while that of the roller is 313K. The deposition current is 220A and the voltage is 28.6V with 70% thermal efficiency. The part is 90mm long, 8.5 wide and 10mm height. The roller diameter is …
Get PriceAluminum (Al) metal is highly reactive but has excellent corrosion resistance because of the formation of a self-healing passive oxide layer on the surface. Here, we report that this native aluminum oxide shell can also stabilize and strengthen porous Al when the ligament (strut) size is decreased to the submicron or nanometer scale. The nanoporous Al with native oxide shell, which is a ...
Get PriceApplication of Bamboo Material in Modern Architecture Mengting Yuan 1,a, Xinqun Feng 2,b 1Don g hu aU niv er sty, N o.1 82 W Y an' R d, S C a 2Don g hu aU niv er sty, N o.1 82 W Y an' R d, S C a ay mt 6921 @163 .co, bfe ngxi qu 0 3 m Keywords: bamboo; bamboo material; bamboo building; eco-friendly material Abstract. In China, 'bamboo culture' has a long history. As bamboo has the fea
Get Price2017-6-29u2002·u2002Fiber-reinforced Al-matrix composites have prospectively wide applications in the automotive, aerospace, and advanced weapons industries due to their excellent properties of lightweight and high specific strength, specific modulus, wear resistance, heat resistant, thermal conductivity, and so on. 1,2 Among them, carbon fiber, boron fiber, SiC fiber, Al 2 O 3 fiber, and graphite fiber are ...
Get Price2019-8-26u2002·u2002Based on a practical project, the construction method of circular reinforced concrete (RC) columns strengthened with externally wrapped steel plates was introduced in this paper. In order to study the bearing capacity and seismic performance of circular RC columns after strengthening, a formula for calculating the bearing capacity of circular RC columns strengthened with externally wrapped ...
Get Price2021-5-10u2002·u2002The rapid development of high-speed rail requires copper contact wire that simultaneously possesses excellent electrical conductivity, thermal stability and mechanical properties. Unfortunately ...
Get Price2020-10-13u2002·u2002technology evolved leaps and bounds and metal lattices gained much more attention because of the ease at which they could now be manufactured. In 2007, Santorinaios et al [3] studied the uniaxial compressive properties of 3D printed lattices with cell sizes of 1.25mm, 2.5mm and 5mm. The lattice he used was a simple cross braced vertical
Get Price2021-9-19u2002·u2002At present, there are many studies on the residual stress field and plastic strain field introduced by surface strengthening, which can well hinder the initiation of early fatigue cracks and delay the propagation of fatigue cracks. However, there are few studies on the effects of these key factors on fretting wear. In the paper, shot-peening (SP) and ultrasonic surface rolling process …
Get Price2012-5-8u2002·u2002the performance-based design approach for fire resistance design of those structures whose performance objectives might exceed the objectives intended by current codes. It is a non-consensus, non-mandatory document. As such, it does not represent a minimum standard of care and is not intended to supersede any existing standards currently in ...
Get Price2016-7-28u2002·u2002With traditional plating, the fixation only becomes stable when the screw is firmly tightened, thereby compressing the plate against the underlying bone. Properly applied bone plates resist compression, tension, bending, and torsional and shear forces especially when used to compress a two-piece transverse fracture of a long bone.
Get PriceStainless steel accounts for 60-65% of global consumption (~1.2m t/y), and collectively, metallurgical applications take over 90% of nickel demand. In stainless steel, nickel is most associated with austenitic grades (typically 4-22% Ni). It is sometimes present in ferritic and martensitic grades, but at low concentrations.
Get Price2019-10-29u2002·u2002Both stainless steel foil and polyimide foil substrates were examined. The deformation was experimentally accomplished by clamping the circular edge of the foil fixed (diamter 5-8 cm) and then deforming the substrate by applying gas pressure under the foil (Fig. 1). Both steel and polyimide substrates (thicknesses from 20
Get Price2021-9-25u2002·u2002Elemental titanium is a silver-grey non-magnetic metal with a density of 4.51 g/cm 3, making it almost half as dense as steel and landing it in the 'light metal' category. Modern titanium comes either as elemental titanium or in various titanium alloys, all made to increase both the strength and corrosion resistance of the base titanium.
Get PriceSTEEL_DESIGNERS_MANUAL_SEVENTH_EDITION.pdf. Salah Al-Fahad. Download PDF
Get PriceIn this study, computing performance of the three-dimensional weld residual stress analysis using the iterative substructure method was examined for a large-diameter thick-walled stainless steel pipe joint and then the analysis accuracy was validated by the weld residual stress distribution measured using the inherent strain method.
Get PriceSteel, alloy of iron and carbon in which the carbon content ranges up to 2 percent (with a higher carbon content, the material is defined as cast iron). By far the most widely used material for building the world's infrastructure and industries, it is used to fabricate everything from sewing needles to oil tankers.
Get Price2021-7-9u2002·u2002(A) Compressive and (B) tensile stress-strain curves of as-prepared and annealed nanoporous Al-Al 2 O 3 composite. Inset figure in (B) shows the tensile stress-strain curves of cold-rolled and annealed fully dense pure Al (5 N). (C) Variation of yield strength as a function of annealing temperature for nanoporous Al-Al 2 O 3 composite.
Get Price2021-9-28u2002·u2002Additive manufacturing (AM) has attracted much attention due to its capability in building parts with complex geometries. Unfortunately, AM metals suffer from three major drawbacks, including high porosity, poor surface finish, and tensile residual stresses, all of which will significantly compromise the fatigue performance.
Get Price2021-9-28u2002·u2002International Journal of Minerals, Metallurgy and Materials (IJMMM, ISSN 1674-4799, CN 11-5787/TF, monthly, started in 1994, formerly known as Journal of University of Science and Technology Beijing) is an international journal devoted to publishing original research articles (and occasional invited reviews) on all aspects of minerals processing, physical metallurgy, process …
Get Price2021-9-28u2002·u2002Warm tensile deformation and stamping of medium Mn TRIP steels microalloyed with molybdenum and niobium. M Cai, H Pan, H Huang, H Ding, Y Zhang, B Rolfe, P Hodgson (2017), pp. 85-92, CHS2 2017 : Proceedings of the 6th International Conference Hot Steel Metal Forming of High-Performance Steel, Atlanta, Ga., E1
Get Price2020-10-22u2002·u2002STEEL GRADES 07 These steels rely upon the combination of high Chromium, Manganese and Nitrogen contents in addition to small amounts of Nickel to ensure a stable austenitic micro-structure. These non mags can be work hardened to increase yield and tensile strength corresponding to the requirements of the API 7. A homogeneous austenitic
Get Price2012-1-16u2002·u2002gaskets requiring low deformation under load. Semiconductor industry Extremely high purity, ultra-smooth finished-part surfaces and good weldability are opening up new opportunities for the design and production of larger parts, such as carriers for 300 mm wafers and carriers for flat-panel displays. Dyneon™ TFM™ PTFE
Get Price2020-2-14u2002·u2002Lean Steels: Microstructure. Steels with carbon concentrations in the range 0.8-1.1 wt% and the total substitutional solute content less than 3 wt%, designed originally for machining tools, have historically dominated the mass market for bearings [ s10, 9].They can be made martensitic by quenching in oil or salt, from a temperature where the material is mostly austenite.
Get Price2021-9-27u2002·u2002With gauge lengths of 1 and 2 inches (25 and 50 mm) and measuring ranges of 0.050 and 0.100 inches (1.2 and 2.5 mm), the Model 3442RA1 was designed for applications where tensile or compressive strength tests on small rock, concrete and other small compression samples is desired. Gauge Lengths: 25 – 50 mm Measuring Ranges: ±1.25 mm and ±2.5 mm
Get Price2021-1-20u2002·u2002Crevice corrosion has long been the 'Achilles' heel' of stainless steel flange equipment in seawater service, where corrosive materials concentrate between the crevice of the sealing surface and gasket material. This type of corrosion is accelerated by the presence of hydrocarbons with a high percentage of H 2 S and chlorine. (For more about these corrosive chemicals, see …
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