A critical review on hole expansion ratio
SK Paul - Materialia, 2020 - Elsevier
Materials resistance to edge fracture in intricate shape forming is commonly quantified by
hole expansion ratio (HER). Hole expansion test is normally used to evaluate HER. To date …
hole expansion ratio (HER). Hole expansion test is normally used to evaluate HER. To date …
Third generation of advanced high-strength steels: Processing routes and properties
The automobile industry is presently focusing on processing of advanced steels with
superior strength–ductility combination and lesser weight as compared to conventional high …
superior strength–ductility combination and lesser weight as compared to conventional high …
Influence of tensile properties on hole expansion ratio investigated using a generative adversarial imputation network with explainable artificial intelligence
Hole expansion ratio is widely used to estimate the stretch flangeability of sheet metals
which is a critical property of formability and to evaluate the efficiency of a forming process …
which is a critical property of formability and to evaluate the efficiency of a forming process …
Hole expansion characteristics of W-tempered 7075 aluminum alloy sheet in comparison with peak aged T6 tempered alloy sheet
The hole expansion formability of W-tempered aluminum 7075 sheet, which is prepared by
solution heat treatment and rapid cooling, is investigated comparatively with the peak aged …
solution heat treatment and rapid cooling, is investigated comparatively with the peak aged …
Non-linear correlation between uniaxial tensile properties and shear-edge hole expansion ratio
SK Paul - Journal of materials engineering and performance, 2014 - Springer
Stretch flanging of steel sheets is an important formability issue for automobile industry.
Finite element simulation study confirms that the edge of the hole deforms in a uniaxial …
Finite element simulation study confirms that the edge of the hole deforms in a uniaxial …
Thinning prediction of hole-expansion test for DP980 sheet based on a non-associated flow rule
The hole expansion process is widely used in automotive engineering to produce various
car parts (eg, lower arm, trailing arm, control arm, and chassis parts). A numerical study of …
car parts (eg, lower arm, trailing arm, control arm, and chassis parts). A numerical study of …
Does friction contribute to formability improvement using servo press?
K Prasad, A Gupta, H Krishnaswamy, U Chakkingal… - Friction, 2023 - Springer
Servo press forming machines are advanced forming systems that are capable of imparting
interrupted punch motion, resulting in enhanced room temperature formability. The exact …
interrupted punch motion, resulting in enhanced room temperature formability. The exact …
Review of shearing processes of high strength steel sheets
K Mori - Journal of Manufacturing and Materials Processing, 2020 - mdpi.com
Shearing processes of high strength steel sheets increasingly applied to lightweight
automobile parts were reviewed. With the increase in strength of the high strength steel …
automobile parts were reviewed. With the increase in strength of the high strength steel …
Role of grain size on deformation microstructures and stretch-flangeability of TWIP steel
The present study reports the effects of grain size on deformation microstructures and stretch-
flangeability of the fully austenitic cold-rolled and annealed Fe–17Mn-0.6 C-1.5 Al (wt.%) …
flangeability of the fully austenitic cold-rolled and annealed Fe–17Mn-0.6 C-1.5 Al (wt.%) …
Room-temperature quenching and partitioning steel
The current study proposes a room-temperature quenching and partitioning (RT-Q&P)
process to design new steels with an ultrahigh tensile strength (1.3~ 1.5 GPa) and a large …
process to design new steels with an ultrahigh tensile strength (1.3~ 1.5 GPa) and a large …