1-20 of 217 Search Results for

strain-hardening exponent

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003258
EISBN: 978-1-62708-176-4
...Typical values for strength coefficient, <italic>K</italic>, and strain-hardening exponent, <italic>n</italic>, (<xref rid="a0003258-e1" ref-type="disp-formula">Eq 1</xref>) at room temperature Table 1 Typical values for strength coefficient, K , and strain-hardening exponent, n , ( Eq 1...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006307
EISBN: 978-1-62708-179-5
... behavior. n , strain-hardening exponent Fig. 12 (a) Microstructure of spheroidal graphite iron alloy derived from x-ray tomography. (b) Representative volume element (RVE) finite-element model. (c) Example of plastic strain distribution in the RVE at horizontal tensile load Fig. 14...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001031
EISBN: 978-1-62708-161-0
... tension testing, such as that described in ASTM E 8. The tensile test results of particular interest include the yield strength, ultimate tensile strength, total elongation, uniform elongation, yield point elongation, plastic-strain ratio, planar anisotropy, and the strain-hardening exponent. Uniaxial...
Series: ASM Handbook
Volume: 2B
Publisher: ASM International
Published: 15 June 2019
DOI: 10.31399/asm.hb.v02b.a0006710
EISBN: 978-1-62708-210-5
... sheet. Olsen cup height is typically 9.5 mm (0.38 in.) when tested using a 25 mm (1 in.) diam top die, 15 MPa (2.2 ksi) hold-down pressure and polyethylene film as a lubricant. Strain-hardening exponent ( n ) is typically 0.23; plastic strain ratio ( r ) is typically 0.70 6010 : Radius of 1 t...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003321
EISBN: 978-1-62708-176-4
...Monotonic and cyclic stress-strain properties of selected steels Table 1 Monotonic and cyclic stress-strain properties of selected steels Alloy Condition (a) Elastic modulus ( E ) Yield strength ( S y ) Tensile strength ( S u ) Strength coefficient ( K ) Strain hardening exponent...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004030
EISBN: 978-1-62708-185-6
... = S ( 1 + e ) where e is expressed as a decimal fraction Effective stress ( σ ¯ ) σ ¯ = σ Effective strain ( ε ¯ ) ε ¯ = ε Strain-hardening exponent ( n ) n = ∂  ln σ ∂  ln ε evaluated at a fixed strain rate and temperature...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005181
EISBN: 978-1-62708-186-3
... stress (σ) σ = P A = P L A 0 L 0 = S L L 0 = S ( 1 + e ) where e is expressed as a decimal fraction Effective stress ( σ ¯ ) σ ¯ = σ Effective strain ( ε ¯ ) ε ¯ = ε Strain-hardening exponent ( n ) n...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006801
EISBN: 978-1-62708-329-4
..., the simulation evaluates the impact of all potential property combinations possible within the metal specification. This requires knowing the minimum and maximum values for yield strength, tensile strength, total elongation, uniform elongation, strain-hardening exponent ( n -value), and plastic anisotropy ( r...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.9781627081801
EISBN: 978-1-62708-180-1
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003261
EISBN: 978-1-62708-176-4
... Comparison of engineering and true stress-true strain curves Fig. 8 Log-log plot of true stress-true strain curve n is the strain-hardening exponent; K is the strength coefficient. Fig. 12 Considérés construction for the determination of the point of maximum load. Source: Ref 14...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003322
EISBN: 978-1-62708-176-4
... D.N. and Wells C.H. , An Improved High-Temperature Extensometer , Mater. Res. Stand ., Vol 6 ( No. 1 ), ASTM, MTRSA , 1966 , p 20 – 22 29. “Standard Test Method for Tensile Strain-Hardening Exponents ( n -Values) of Metallic Sheet Materials,” ASTM E 646, Annual Book of ASTM...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005421
EISBN: 978-1-62708-196-2
... of flow localization and cavitation during mal hot tension testing. Source: Ref 60 Fig. 19 Macroscopic model predictions of total elongation as a function of m and η APP for sheet tension testing of samples with a 2% taper and strain-hardening exponent n = 0. The individual data points...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002364
EISBN: 978-1-62708-193-1
... Ultimate tensile strength, S u , ksi 10 to 400 Percent reduction in area, % RA Zero to 90% True fracture strength, σ f , ksi 0.5 to 5 × 10 2 True fracture ductility, ε f Zero to 2 Strain-hardening exponent, n Zero to 0.5 Monotonic and cyclic stress-strain properties of selected...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0009003
EISBN: 978-1-62708-185-6
... ) avg , and true tensile strain Fig. 2 Shear strain Fig. 7 Log-log plot of true-stress/true-strain curve. n is the strain-hardening exponent; K is the strength coefficient. Fig. 8 Various forms of power curve σ = K ε n Fig. 9 Strain-rate change test, used...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004010
EISBN: 978-1-62708-185-6
...Strain-hardening exponents (<italic>n</italic>) and strength coefficients (<italic>K</italic>) for aluminum alloys Table 1 Strain-hardening exponents ( n ) and strength coefficients ( K ) for aluminum alloys Alloy K , MPa (ksi) n 1100-O 180 (26) 0.20 2024-T4 690 (100...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0009010
EISBN: 978-1-62708-185-6
... of specimen reduction of area as a function of test temperature Fig. 30 Predicted engineering stress-strain curves for tension testing of sheet samples with a 2% taper, assuming strain-hardening exponent n = 0, initial cavity volume fraction C v o = 10 − 3 , various cavity...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005183
EISBN: 978-1-62708-186-3
... dependence of flow stress. There is considerable evidence that the strain-rate exponent, m , decreases as the steel is strain hardened and that it is lower for high-strength steels than for weaker steels. The data of Fig. 6 ( Ref 7 ) show that m is inversely proportional to the flow stress, σ...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004020
EISBN: 978-1-62708-185-6
... Effect of stress level on strain-rate sensitivity of steels. Adapted from Ref 7 Fig. 7 Dependence of the strain-hardening exponent, n , on strain rate for steels. Adapted from Ref 7 Fig. 8 Decrease of the strain-hardening exponent, n , of pure aluminum with temperature. Adapted...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003254
EISBN: 978-1-62708-176-4
... : (Eq 5) σ = K ε n where K is the strength coefficient and n is the strain-hardening exponent. The true stress and true strain measured (or calculated from Eq 1 Eq 2 Eq 3 Eq 4 ) can be used to determine the strain-hardening exponent ( n -value). This exponent is simply the slope...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006487
EISBN: 978-1-62708-207-5
...-hardening parameters of selected aluminum alloys at room temperature Table 2 Strain-hardening parameters of selected aluminum alloys at room temperature Alloy Strain-hardening exponent ( n ) Stress at unit strain ( k ) MPa ksi 1100-0 0.242 146 21.1 3003-0 0.242 188 27.2 6061...