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Aisi 304l کاملا نو

Specification Sheet: Alloy 304/304L

Specification Sheet: Alloy 304/304L. (UNS S30400, S30403) W. Nr. 1.4301, 1.4307. Most Widely Used Austenitic Stainless Steel, a Versatile Corrosion Resistant Alloy for General …

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Dissimilar friction stir welding of AISI 430 ferritic and AISI 304L

2.1 Base materials and the welding procedure. The base materials used in this study were 2 mm-thick plates of AISI 430 ferritic and AISI 304L austenitic stainless steels. The nominal chemical compositions of starting materials are listed in Table 1.The base metal plates were prepared with the dimensions of 100 mm × 60 mm × 2 mm. …

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AISI 304 Stainless Steel Properties: Tensile Yield …

AISI 304 stainless steel (UNS S30400) is the most widely used stainless steel, containing 18-20% Cr and 8-10.5% Ni, and also known as 18-8 stainless steel. SS 304 is non …

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AISI 304L (S30403) Stainless Steel :: MakeItFrom.com

AISI 304L stainless steel is an austenitic stainless steel formulated for primary forming into wrought products. 304L is the AISI designation for this material. …

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(PDF) Flow and fracture of austenitic stainless steels at …

In this paper, we have characterized the microstructural evolution and the plastic flow and fracture behaviours of AISI 304L and AISI 316LN stainless steel grades at liquid nitrogen temperature ...

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Stainless Steel 304 vs 304L

Mechanical Properties. Another difference between 304 and 304L stainless steel is its mechanical properties. 304 stainless steel is typically harder and stronger than 304L stainless steel. However, both alloys are non-magnetic and can be cold-worked to achieve a wide range of properties.

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AISI 304 vs AISI 304L Stainless Steel

Differences Between AISI 304 and AISI304L Steel. The main difference between these two grades of steel lies in their respective carbon contents; AISI304 contains more carbon than its low-carbon counterpart AISI304L. The increased amount of carbon in regular ASI304 gives it greater strength and hardness than ASI304L but also makes it …

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Type 304 and 304L Stainless Steel Explained

Type 304L stainless steel is an extra-low carbon version of the 304 steel alloy. The lower carbon content in 304L minimizes deleterious or harmful carbide …

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aisi 304l

The "L" in 304L can be interpreted as meaning extra-low carbon. The Chemical Composition of SS 304L is S 0.030, N 0.10, C 0.030, Cr 18.00/20.00, Mn 2.00, Ni 8.00/12.00, P 0.045 and Si zero.seventy five. 304L chrome steel offers a far better resistance to corrosion than Type 302. Trade Item EXW,FOB,CNF,CIF,CFR. Stock …

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Effect of Solution Annealing Temperature on the Microstructure …

The microstructure o f the analyzed AISI 304L as-received state is shown Figure 2. The structure consists of austenite grains; and reveals a typical cold worked austenitic stee l structure showing ...

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TENSILE TESTS ON 304L STAINLESS STEEL, IN WATER …

A commercial AISI 304L austenitic stainless steel was tested to tensile. The chemical composition (mass %) of 304L as-received stainless steel (SS) used in this experiment, according to the specifications of ASTM SA-240, is shown in Table 1. The material was solution annealed at 1050°C and then water quenched.

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Effect of Strain Rate on the Formation of Strain-Induced …

available SS 304L austenitic stainless steel with follow-ing chemical composition in wt pct: 0.03 pct C, 1.065 pct Mn, 0.34 pct Si, 18.27 pct Cr, 8.00 pct Ni, 0.31 pct Cu, 0.320 pct Mo, 0.10 pct Co, 0.05 pct S, and 0.027 pct P. The material was solution annealed at 1050 C for 1 hours and then quenched to remove any remnant martensitic phase.

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Effect of Boronizing on Operating Stability of Steel AISI 304L …

The effect of solid boronizing at 950°C for 2 and 4 h on the phase composition, microstructure, hardness and abrasive wear of steel AISI 304L is studied under the impact of a flow of hard particles. The boronized steel is shown to consist of three layers (metal boride, porous layer and matrix) from the external surface to the center. The …

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Experimental Analysis of the Mechanical Properties of

The yield strength and tensile strength of 304L stainless steel at − 183 °C were 413 MPa and 1547 MPa, respectively, as determined by Kim (Kim et al., 2012). Iguchim (Iguchi et al., 2013 ) studied the mechanical properties of 304 stainless steel welded joint components at low temperatures (-221 °C) and observed that the yield strength and ...

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All About 304 Stainless Steel (Properties, Strength, …

Type 304 steel is part of the 3xx stainless steels or those alloys which are blended with chromium and nickel. Below is a chemical breakdown of 304 steel: …

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Tensile and compressive properties of AISI 304L …

The chemical composition of the investigated material (AISI 304L stainless steel) is given in Table 1.The sample subjected to ECAP was prepared from a rod of Ø 8 mm diameter which was annealed at 1150 C for 2 h. Processing by ECAP was per-formed under a plunge speed of 9–10 mm/s at 700 C using a die with an angle.

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All About 304 Stainless Steel (Properties, Strength, and Uses…

Stainless steels get their names from the American Iron & Steel Institute (AISI) ... 304L, and 304H alloys, which chemically differ based on carbon content. 304L has the lowest carbon percentage (0.03%), 304H has the highest (0.04-0.1%), and balanced 304 splits the difference (0.08%). In general, 304L is reserved for large welding components ...

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A Review on Welding of AISI 304L Austenitic Stainless Steel

Abstract and Figures. AISI 304L is an austenitic Chromium-Nickel stainless steel offering the optimum combination of corrosion resistance, strength, and ductility. These attributes make it a ...

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AISI 304 vs AISI 304L Stainless Steel

The main difference between AISI 304 and AISI 304L is the amount of carbon in each type of stainless steel. AISI 304 contains more carbon than AISI 304L, …

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Enhancement of Mechanical Properties for Dissimilar Welded …

High Cr–Ni content in AISI 304L gives better strength and corrosion resistant. For wire spool, AISI 316L is used because it has a higher level of corrosion resistance as compared to AISI 304L for its industrial applications. It has good amount of molybdenum (2.31%) that increase its resistance to pitting caused by chlorides, and AISI 316L is ...

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304 stainless steel sheet / inox plate (AISI 304, 304L)

AISI 304 is in principle a non-magnetic stainless steel, as it belongs to the austenitic class of steels and contains a mass fraction of nickel of 10 wt%. However, under certain physical …

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Phase Composition of Austenitic Stainless Steels in …

Creq/Nieq ratio for AISI 304, 304L, and 308L steels used for additive manufacturing and described in recent articles. The compositions given by AISI standard are also presented in Table1. Values of Creq/Nieq ratio for this group of AISI 304/308 steels are near the upper border of AF or in the range of FA solidification mode (Creq/Nieq ˇ1.4 ...

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Effect of Strain Rate on the Formation of Strain-Induced

The effect of strain rate on the stress–strain response and the austenite to strain-induced α′-martensite transformation of austenitic steel 304L was studied. Compression tests were carried out at room temperature in the strain rate range of 10−3 to 103 s−1 and the evolution of martensite was quantified using a ferritoscope. Higher …

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Corrosion mechanisms of austenitic stainless steels in …

A carbon content below 0.03% or better below 0.02%, and optimized quench annealing temperatures and heating times [7] prevent from intergranular corrosion resulting from the chromium depleted zones due to a steel sensitization after a thermal treatment or by welding. The effect of carbon on the behaviour of AISI 304L steel is, for instance, …

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Improvement of the corrosion behavior of AISI 304L …

The effects of deep rolling parameters, particularly, work speed and cooling conditions (dry and cryogenic) on the surface integrity of AISI 304L machined samples and their further impact on uniform and localized corrosion behavior in chloride environment were experimentally investigated in this work. The electrochemical behavior of machined …

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AISI 304 vs 304L Stainless Steel Properties (UNS …

AISI 304 and 304L (SS304L) are austenitic stainless steels, and also known as 18/8 stainless steel. This article will introduce the differences between 304 and 304L stainless steel (304 vs 304L) from chemical composition, mechanical properties, corrosion resistance and weldability. AISI 304L …

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Cryogenic impact property of a high-strength-ductility 304L …

Fig. 1 a, e and i show that the as-received 304L stainless steel is a coarse-grained (CG) structure with the equiaxed austenitic grains (average grain size of ∼70 μm). The CGs exhibit a very low density of the dislocations (inset of Fig. 1 e), the dislocation density is about ∼10 12-10 13 m −2 [22, 23].After it is cold rolled with the thickness …

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Effect of pre-straining on low-temperature mechanical behavior of AISI 304L

The effects of the amount of pre-strain on the yield strength, tensile strength, ductility, and strain hardening rate of AISI 304L were investigated. The main research results are summarized as follows: •. When the amount of pre-strain induced at ambient temperature (AL test) increases, the yield strength increases up to 62% and the ultimate ...

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Thermodynamic and Kinetics Aspects of High Temperature …

An AISI 304L stainless steel was oxidised in a TGA instrument at temperatures ranging from 800 to 1,200 °C and for up to 3 h. The measured weight gains were fitted starting from the Wagner model, taking into account both a linear and a parabolic behaviour. Rate constants and activation energies were calculated. The fraction of …

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AISI 304L Properties (Chem., Mech. & Rankings) 2022

Type 304L is preferred because of its greater immunity to intergranular corrosion. Application Pressure vessels: Moisture seperator reheaters, Feedwater tubes, Stator bars, Heat exchangers. UNS Number S30403 Ok let's start with AISI 304L Chemical Composition. Chemical Composition C, Carbon max. 0.030 Mn, Manganese max. 2.00 …

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Characterization and Modeling of the Fatigue Behavior of 304L …

1. Cold-drawn 304L SS experienced a Bauschinger effect. In a tension-compression test going out to 1% strain, 13% of the hardening could be attributed to kinematic hardening, and the rest to isotropic hardening. 2. 304L SS experienced cyclic strain softening ranging from 50 to 125 MPa in all fatigue samples.

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(PDF) Effect of Cold Rolling on Microstructure and Mechanical

microstructure and mechanical pro perties of AISI 304L stainless steel, J. Mater. Process. Technol. 210 (2010) 1017-1022. [5] H. Ue no, K.

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