Results 41 to 50 of about 226 (118)
Characterization fine grained low alloy steel 22 NiMoCr 3 7 by magnetic Barkhausen noise analysis [PDF]
To ensure the quality of mass-produced products, non-destructive material testing (NDT) is required with a method that has high testing speed and accuracy.
Hamdani, Hamdani +6 more
core +2 more sources
Investigations of residual stress distributions in retained austenite and martensite after carbonitriding of a low alloy steel [PDF]
, 2020 . Specimens of low alloy steel were carbonitrided under different conditions to attain varying levels of carbon and nitrogen contents. The residual stress depth distribution was evaluated in martensite and retained austenite by X-ray diffraction.
Franz Hoffmann +3 more
core
, 2023 We have performed hardness measurement experiments under different loads and loading times by performing micro-indentation marks in the present work.
Dahshan, Vishnu Saraswat A. +2 more
core
Jixie qiangduObjectiveTo investigate the hardness and wear resistance of 18CrNiMo7-6 alloy steel and its surface modification layer after carburizing heat treatment.MethodsRepeated scratch tests were conducted using a Vickers indenter on both the 18CrNiMo7-6 alloy ...
PENG Teng +4 more
doaj
Using Solidification Model for Determination of F-EMS Suitable Position in Continuous Casting of Steel Blooms [PDF]
, 2023 Diplomová práce je zaměřena na stanovení vhodné pozice finálního elektromagnetického míchače na daném zařízení plynulého odlévání. Správné umístění míchače může vést ke zlepšení vnitřní kvality plynule litých předlitků.
Cienciala, Jakub
core
Jixie qiangduTo address the issue of characterizing static and dynamic mechanical behaviors of the surface-modified layer (SML) in 18CrNiMo7-6 alloy steel, a layered inversion method for the Johnson-Cook (J-C) constitutive model of SML was proposed.
XU Guangtao +4 more
doaj
Barkhausen Noise Method for Hardened Steel Surface Characterization - The Effect of Heat Treatments, Thermal Damages and Stresses [PDF]
, 2012 This work concentrates on the non-destructive magnetic Barkhausen noise (BN) method. The BN method can be utilized in the detection of altered material properties such as changes in microstructure and stress. Method can be used e.g.
Santa-aho, Suvi
core
Redesign of The Three-speed Bevel Gearbox [PDF]
, 2023 Rešeršní část práce shrnuje jednotlivé druhy převodovek, ozubených kol, jejich materiálů a druhy převodovek používaných pro pásové dopravníky. Praktická část se zabývá redesignem třístupňové kuželočelní převodovky pro pásový dopravník.The theoretical ...
Vojtěch Žemlička
core
Formability of a HSAS Based on Hot Processing Maps and Texture Analyses [PDF]
, 2019 Aiming to improve the formability of a HSAS Docol 1500 Bor, hot processing maps were obtained based on Prasad, Babu and Murty instability criteria. The hot processing maps based on the above instability criteria are similar and the explanation of its ...
Li, Qiang +5 more
core +1 more source
The Influence of Surface Finish on the Localized Dissipation of Frictional Power at Ultra-Mild Wear [PDF]
, 2015 Tribological systems are subjected to a steady decrease of friction and wear due to ecological and economical requirements. These guidelines can change the tribological loads and, therefore, result in more severe conditions. The need for maintaining wear
Stickel, Daniel
core