Results 21 to 30 of about 10,810 (250)

Technology and analysis of 08Cr9W3Co3VNbCuBN steel large diameter thick wall pipe welding process

High Temperature Materials and Processes, 2023
In this article, the welding technology of large diameter thick wall 08Cr9W3Co3VNbCuBN (G115) heat-resistant steel pipes for the main steam pipe of a 650°C ultra-supercritical power station boiler has been investigated, and the mechanical properties and ...
Wang Feng, Zhang Fengshou, Ma Jiang, Ma Xizhen   +3 more
doaj   +1 more source

Effect of Inverter Power Source Characteristics on Welding Stability and Heat Affected Zone Dimensions [PDF]

, 2018
The paper presents results the research in the effect of power sources dynamic characteristics on stability of melting and electrode metal transfer to the weld pool shielded metal arc welding.
Chinakhov, Dmitriy Anatol'evich, Ilyashchenko, Dmitry Pavlovich, Mamadaliev, R. A.   +2 more
core   +1 more source

Metallurgical characteristics of armour steel welded joints used for combat vehicle construction

Defence Technology, 2018
Austenitic stainless steel (ASS) and High nickel steel (HNS) welding consumables are being used for welding Q&T steels, as they have higher solubility for hydrogen in austenitic phase, to avoid hydrogen induced cracking (HIC) but they are very expensive.
G. Magudeeswaran, V. Balasubramanian, G. Madhusudan Reddy   +2 more
doaj   +1 more source

Arc pressure and weld metal fluid flow whilst using alternating shielding gases Part 1 : arc pressure measurement [PDF]

, 2013
As part of an ongoing process to fully evaluate the effects of an alternating shielding gas supply on gas shielded welding processes, a comparison between the arc pressures generated using argon, helium, alternating shielding gases and pulsed GTAW has ...
Campbell, Stuart, Galloway, Alexander, McPherson, Norman   +2 more
core   +1 more source

Analysis of the Effect of Variations in Welding Current of the Combination of SMAW & FCAW Using Double V Groove on Tensile Strength, Impact and Microstructure in ASTM A36 Steel Weld Metal Area

Specta, 2023
This research uses shielded metal arc welding (SMAW) welding method combined with flux core art welding (FCAW) welding method using ASTM A36 10 mm steel material and using double V seam. Then the electrode used in this study is for SMAW E7018 welding. ,
Rizky Akbar, Jatmoko Awali, Flora Stasiyanur, Muthia Putri Darsini Lubis   +3 more
doaj   +1 more source

SOSIALISASI K-3 BAGI TEKNISI BENGKEL PENGELASAN SMAW DI KECAMATAN MEDAN TIMUR KOTA MEDAN [PDF]

, 2022
Electrode shielded arc welding or better known as Shielded Metal Arc Welding (SMAW) is welding using an electric arc as a metal melt heater. An electric arc is formed between the shielded electrode and the base metal.
Bakhori, Ahmad, Harahap, Bonar, Harahap, Muksin R, Napid, Suhardi, Nasution, Muslih, Nst, Abdul Haris   +5 more
core   +1 more source

Effect of welding processes on mechanical and microstructural characteristics of high strength low alloy naval grade steel joints

Defence Technology, 2015
Naval grade high strength low alloy (HSLA) steels can be easily welded by all types of fusion welding processes. However, fusion welding of these steels leads to the problems such as cold cracking, residual stress, distortion and fatigue damage.
S. Ragu Nathan, V. Balasubramanian, S. Malarvizhi, A.G. Rao   +3 more
doaj   +1 more source

Технологические особенности процессов автоматизированной дуговой сварки при ремонте крупногабаритных резервуаров [PDF]

, 2007
Проведен сравнительный анализ процессов автоматизированной дуговой сварки в защитных газах, самозащитной порошковой проволокой и под флюсом применительно к ремонту металлоконструкций крупногабаритных резервуаров.
Воропай, Н.М., Илюшенко, В.М., Поляков, В.А.   +2 more
core   +2 more sources

Effect of shielding gas parameters on weld metal thermal properties in gas metal arc welding [PDF]

The International Journal of Advanced Manufacturing Technology, 2015
This study considered the effect of shielding gas parameters (composition, supply method and flow rate) on the post weld thermal properties (thermal expansion, specific heat capacity, thermal diffusivity and thermal conductivity) of the weld metal in gas metal arc welding.
Ley, F.H., Campbell, Stuart, Galloway, Alexander, McPherson, Norman   +3 more
openaire   +3 more sources

Study of welding productivity for MIL A 46100steel weldments produced using GMAW and SMAW

Revista Facultad de Ingeniería Universidad de Antioquia, 2012
A study was conducted to measure welding productivity for MIL A46100 specification steel joints welded following five different welding procedures (WPS) which used gas metal arc welding (GMAW), in mechanized mode, and shielded metal arc welding (SMAW ...
David Mazuera Robledo, John Alberto Suárez Gómez, Jorge Enrique Giraldo Barrada   +2 more
doaj   +1 more source