Effect of heat input on microstructure and strength of welds ...

Effect of heat input on microstructure and strength of welds in ...

Keywords: Weld heat-input; tantalum; niobium; microstructure; tensile strength. 1. Introduction*. Refractory metals, such as tantalum (Ta) and niobium. (Nb), ...

Effect of heat input on microstructure and strength of welds in ...

The increase of weld heat input coarsens the microstructure in melted and heat affected zones of both materials; increases also hardness in melted zones and ...

Effect of high welding heat input on the microstructure and low ...

The effects of welding heat input on the microstructure and low temperature toughness of the welded joint were studied, and the mechanism of ...

Effect of heat input on microstructure and strength of welds ... - Elsevier

The increase of weld heat input coarsens the microstructure in melted and heat affected zones of both materials; increases also hardness in melted zones and ...

Effect of Heat Input on the Microstructure and Mechanical Properties ...

The plasticity and tensile strength values of the welded metal changed more when the heat input was raised from 1.0 to 1.2 kJ/mm than when ...

Effect of Heat Input on Microstructure and Mechanical Properties of ...

The welding heat inputs have a large influence on microstructures, tensile strength and impact toughness. With the increase in the heat input, the increase in ...

Effect of heat input on the microstructure and mechanical properties ...

Strength and hardness of a welded joint at low and high heat input [7]. Page 3. International Journal of Applied Engineering Research ISSN 0973-4562 Volume 13, ...

Effect of heat input on microstructure and strength of welds in ...

The increase of weld heat input coarsens the microstructure in melted and heat affected zones of both materials; increases also hardness in ...

Effect of Welding Heat Input on the Microstructure and Impact ...

The tested yield strength and tensile strength are 428 and 535 MPa, and the Charpy impact test at −40°C is 336 J. The newly designed offshore engineering ...

Effect of Heat Input on the Metal Microstructure and Mechanical ...

The effect of heat input on the microstructure and properties of the deposited metal of high-strength steel solid welding wire was studied, the ...

Effect of Heat Input on Microstructure and Corrosion Resistance of ...

With the increase of heat input, the elongation increases, while microhardness and tensile strength decrease. In addition, the microhardness of welded joints ...

(PDF) Effect of Welding Heat Input on Grain Size and Microstructure ...

Three heat input combinations were selected from the operating window of the shielded metal arc welding process and welded joints made using ...

Effect of Heat Input on the Microstructure and Mechanical Properties ...

It is found that the microstructure of weld metal (WM) contained high volume fraction of acicular ferrite regardless of heat input. However, the ...

Effect of heat input on microstructure and strength of welds ... - CoLab

The increase of weld heat input coarsens the microstructure in melted and heat affected zones of both materials; increases also hardness in ...

Effect of Heat Input on Microstructure and Properties of Laser ...

Heat input, a crucial factor in the optimization of high-temperature thermocouple laser welding, has a significant impact on the appearance ...

Effect of heat input on microstructure and strength of welds in ...

Semantic Scholar extracted view of "Effect of heat input on microstructure and strength of welds in tantalum and niobium alloys" by M. Bexiga et al.

Effect of heat input on microstructure and mechanical properties of ...

Maximum tensile strength was possessed by the specimen welded using low heat input and vice versa. Microhardness measurements implied that hardness near the ...

Influence of Heat Input on Mechanical Properties and Microstructure ...

describes the effect of heat input on the microstructure and tensile properties of high strength low alloy steel weldments produced by submerged arc welding.

Effect of heat input on the microstructure and mechanical pro..|INIS

→ Highest tensile strength of 657.32 MPa is achieved by joints using low heat input. → Welding parameters affect heat input and hence microstructure of weld ...

Effects of Heat Input on Weld Microstructure and - ProQuest

With increases in heat input, the impact properties of the welded joints decreased. The coefficient of thermal expansion of the joints was measured, which ...