The stainless steel alloys AISI 304 and AISI 304L are the best known and most widely used chromium-nickel steels. Their excellent corrosion resistance, high strength and low carbon content make these austenitic steels particularly suitable for applications requiring welding. 1.4301. The stainless steel 304 is the standard material of austenitic ...

Stainless steel 304 has good resistance to oxidation in intermittent service up to 870°C and in continuous service to 925°C. However, continuous use at 425-860°C is not recommended if corrosion resistance in water is required. In this instance 304L is recommended due to its resistance to carbide precipitation. Where high strength is …

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. …

Duplex stainless steels have high mechanical properties and high corrosion resistance. One of the techniques to develop of duplex stainless steels are cold-working method of austenitic steels [8 ...

AISI Type 304L Stainless Steel. Categories: Metal; Ferrous Metal; Heat Resisting; Stainless Steel; T 300 Series Stainless Steel. Material Notes: Austenitic Cr-Ni …

Abstract. Specially designed billets of AISI 304L stainless steel were forged at two temperatures, 843 °C and 941 °C, and with varying transfer times. The machined 304L billets were thick near the center (51 mm) and thin near the periphery (10 mm) such that forging with a flat platen resulted in regions of high strain (center) and low strain ...

AISI 304L / UNS S30403 / DIN 1.4307 Low Carbon Austentic Stainless Steel Alloy 304L is an extra low carbon version of type 304 chrome-nickel austenitic alloy. It is typically used for welded applications that must resist intergranular corrosion. It is strong, light, ductile, aesthetically pleasing and readily available in a variety of forms.

AISI 304L Stainless Steel R. S. Graves, 1 T. G. Kollie,1 D. L. McElroy, 1 and K. E. Gilchrist 2 Received June 25, 1990 A compilation and critical analysis of the thermal conductivity (2) of AISI 304 ... (Cp) function listed in Table III were used. The data were fit by the method of least squares to obtain the second-order polynomials listed in ...

Compositional, microstructural, and fractographic analyses were carried out to relate the specific microstructural features induced by WAAM to the mechanical …

A popular AM steel is the AISI type 304L austenitic stainless steel (SS 304L). The tensile properties of this SS 304L made by direct energy deposition (DED) additive manufacturing from pre-alloyed stainless steel 304L powder are discussed in this section and compared with conventionally made tensile specimens. In Table 3.9 a summary of the mechanical …

The knowledge of alloy–process–structure–property relationships is of particular interest for several safety-critical brazed components and requires a detailed characterization. Thus, three different nickel-based brazing filler metals were produced with varying chromium and molybdenum content and were used to braze butt joints of the …

The microstructure of AR AISI 304L is characterized by δ-ferrite phases (black), aligned parallel to the rolling surface, as shown in Figure 1(a). Figure 1(b) shows the prior γ-austenite grains became pancaked due to the cold rolling. It was found that numerous slip band-like structures were produced in the deformed γ-austenite grains.

ورق استیل 304l = که نسخه کم کربن ورق استیل 304 است، از نظر جوش پذیری بهبود پیدا کرده و در قطعات سنگین استفاده می شود.

The effect of low-energy Ar+ ion irradiation on the work function of stainless steel AISI 304L (SS-304L) was studied by varying energy and fluence of Ar+ ion. The irradiation of Ar+ ions on stainless steel creates several vacancies in the target material which resulted a change in work function. The retarding field diode method was used for …

The evolutions of microstructure and mechanical properties during shear punch testing (SPT) of an AISI 304L metastable austenitic stainless steel were studied at …

Abstract and Figures. Friction welding method is one of the most efficient and effective techniques for joining similar and dissimilar materials. The AISI 304 austenitic stainless-steel is a most ...

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 ...

The present research investigates joints welding of 304L austenitic stainless steel using metal inert gas (MIG) welding method. The research explores the effect of process parameters (arc voltage ...

A popular AM steel is the AISI type 304L austenitic stainless steel (SS 304L). The tensile properties of this SS 304L made by direct energy deposition (DED) additive …

A clean and defect-free substrate/coating interface is required to guarantee good adhesion of coatings under service conditions. For this purpose, an etching pre-treatment using High-Power Impulse Magnetron Sputtering (HiPIMS) was performed to modify the surface of 304L stainless steel. The effect of three etching procedures on the …

Se prefiere el tipo 304L debido a su mayor inmunidad a la corrosión intergranular. Aplicación Recipientes a presión: Recalentadores de sepeador de humedad, tubos de agua de alimentación, barras de estator, intercambiadores de calor. Número UNS S30403 Ok vamos a empezar con AISI 304L Composición Química. Composición Química C, …

Stress–strain behavior for 304L SS has been quantified from uniaxial monotonic tensile testing which has been used to analyze various properties of 304L SS in both experiments and simulations [5], [6].Both quasi-static and dynamic strain rates along with varying temperatures have been used to test the behavior and determine the …

The AISI 304L-316L dissimilar welded joints exhibited higher average impact energies when compared with the similar AISI 304L and AISI 316L welded joints. The generated ANN models based on Multi-Layer Perceptron (MLP) and Radial Basis Function (RBF) approaches can accurately predict the impact energies of the welded joints with a …

Austenitic stainless steel is useful for storing and transporting liquefied natural gas (LNG) at temperatures below −163 °C due to its superior low-temperature applications. This study develops a computational method for the failure prediction of 304L stainless steel sheet to utilize its usability as a design code for industrial purposes. To consider material …

Stainless steel 304 and 304L are also known as stainless steel 1.4301 and 1.307 respectively. Type 304 is the most versatile and widely used stainless steel. It is still sometimes referred to by its old name 18/8 which is derived from the nominal composition of type 304 being 18% chromium and 8% nickel. Type 304 stainless steel is an austenitic ...

In the current research work, austenitic stainless steel 304L of 1.4-mm thin sheet has been butt welded using TIG welding process. The influence of welding current in TIG welding of 304L stainless steel on temperature distribution, microstructure and mechanical properties of the welded joint has been investigated. The microstructure …

Results of constant amplitude tests, performed in air and in synthetic condensate K2.2: (a) brazed AISI 304L/BAu-4 specimens of the current study; and (b) brazed AISI 304L/BNi-2 specimens from ...

Type 304L Stainless Steel. 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 precipitation as a result of welding. 304L can, therefore, be used "as welded" in severe corrosion environments, and it eliminates the need for annealing.

MSiCrNiMoSPCuNFe 0.029 1.86 0.37 18.0 10.0 0.04 0.004 0.029 0.02 0.058 Bal ble 2 nsile properties of the 304L stainless steel as functions of temperature. ... F. Petry, H.-J. Christ, H. Mughrabi, Thermomechanical fatigue of the austenitic stainless steel AISI 304L, in: Thermomechanical Fatigue Behav- ior of Materials, in: ASTM STP, vol. …

The abovementioned equations also reveal that the increase in the amount of carbon and nitrogen makes the austenite more resistant to the deformation-induced martensitic transformation, and hence, the AISI 304L low-carbon grade (< 0.03 wt% C) is more susceptible to this transformation compared to the AISI 304 grade (< 0.08 wt% C) …

To assess the microstructural characteristics of 304L stainless steel, the fatigued fracture surfaces were examined with scanning electron microscopy for particles …

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 (77 K) and at liquid helium temperature (4 K).Uninterrupted tensile experiments, where the sample is continuously deformed under quasi-static …