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Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440125
EISBN: 978-1-62708-262-4
...–0.65 0.035 0.040 0.15–0.30 1.65–2.00 0.40–0.60 0.20–0.30 4340 G43400 0.38–0.43 0.60–0.80 0.035 0.040 0.15–0.30 1.65–2.00 0.70–0.90 0.20–0.30 E4340 G43406 0.38–0.43 0.65–0.85 0.025 0.025 0.15–0.30 1.65–2.00 0.70–0.90 0.20–0.30 4615 G46150 0.13–0.18 0.45–0.65 0.035...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090067
EISBN: 978-1-62708-266-2
... composition of high-strength steels Type or designation Composition, % C Cr Ni Mo Mn Co Cu Al Ti Si V Nb Low-alloy martensitic 4130 0.30 1.0 … 0.2 0.5 … … … … 0.3 … … 4340 0.40 0.8 1.9 0.25 0.7 … … … … 0.6 … … D6AC 0.45 1.15 0.55 1.0 0.8...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410405
EISBN: 978-1-62708-265-5
... the deformation behavior of AISI 4310, 4320, 4330, and 4340 steels in which nickel, chromium, and molybdenum contents were held constant at 1.8, 0.80, and 0.25%, respectively, and carbon varied between 0.12 and 0.41%. The substitutional alloying elements provide good hardenability; 4320 steel is an important...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.htgpge.t67320159
EISBN: 978-1-62708-347-8
... or none AISI 4340 38–42 510–550 (950–1020) 89.0 0.254–0.635 (0.010–0.025) 38.10–80.01 (1.50–3.15) Fe 4 N or none Nitralloy 135M 28–32 510–550 (950–1020) 92.0 0.203–0.508 (0.008–0.020) 20.32–100.33 (0.8–3.95) Fe 4 N Nitralloy N 25–32 510–550 (950–1020) 92.0 0.203–0.508 (0.008–0.020...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410439
EISBN: 978-1-62708-265-5
..., Colorado School of Mines, Golden, CO, 1987 19.41 Materkowski J.P. , “ Tempered Martensite Embrittlement in 4340 Steel as Related to Phosphorus Content and Carbide Morphology ,” M.S. thesis, Colorado School of Mines, Golden, CO, 1978 10.1007/BF02811697 19.42 Krauss G...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410099
EISBN: 978-1-62708-265-5
.... , Ed., TMS , Warrendale , 2003 , p 27 – 41 6.16 Baozhu G. and Krauss G. , The Effect of Low-Temperature Isothermal Heat Treatments on the Fracture of 4340 Steel , J. Heat Treating , Vol 4 ( No. 4 ), 1986 , p 365 – 372 10.1007/BF02833092 6.17 Hillert M...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130563
EISBN: 978-1-62708-284-6
... 1.6543 8720 1.6543 8720H 1.6543 8822 1.6543 8822H 1.6545 8630 1.6545 8630H 1.6546 8640 1.6546 8640H 1.6546 8740 1.6546 8740H 1.6562 E4340 1.6562 E4340H 1.6565 4340 1.6565 4340H 1.6755 4718 1.6755 4718H 1.7006 5140H 1.7006 5150 1.7007...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250227
EISBN: 978-1-62708-345-4
... of nitriding steels commonly used in gears Steel C Mn Si Cr Al Mo Ni Nitralloy 135 0.35 0.50 0.30 1.20 1.00 0.20 ... Nitralloy 135M 0.41 0.55 0.30 1.60 1.00 0.35 ... Nitralloy N 0.23 0.55 0.30 1.15 1.00 0.25 3 AISI 4340 0.40 0.70 0.30 0.80 ... 0.25 1...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410373
EISBN: 978-1-62708-265-5
... Chemical and Structural Changes in Quenched and Tempered 4340 Steel , Acta Mater. , Vol 77 , Sept 2014 , p 17 – 24 10.1016/j.actamat.2014.05.032 17.34 Miller M.K. , Atom Probe tomography for studying phase transformations in steels , Phase transformations in steels , Vol 2...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.htgpge.t67320133
EISBN: 978-1-62708-347-8
... 3 AISI 4340 0.40 0.70 0.30 0.80 … 0.25 1 AISI 4140 0.40 0.90 0.30 0.95 … 0.20 … 31CrMoV9 0.30 0.55 0.30 2.50 … 0.20 … To improve the quality of nitriding, some pre-nitriding requirements are important, including: Gears are to be free from decarburization...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240371
EISBN: 978-1-62708-251-8
... 0.040 0.15–0.35 1.65–2.00 0.40–0.60 0.20–0.30 4340 G43400 0.38–0.43 0.60–0.80 0.035 0.040 0.15–0.35 1.65–2.00 0.70–0.90 0.20–0.30 Nickel (0.55%)-chromium-molybdenum steels 8620 G86200 0.18–0.23 0.70–0.90 0.035 0.040 0.15–0.35 0.40–0.70 0.40–0.60 0.15–0.25 8640 G86400...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.mmfi.t69540423
EISBN: 978-1-62708-309-6
... steels are compiled in this appendix. Room-temperature ultimate tensile strength and plane-strain fracture toughness values for several commonly used high-strength steels are shown in Fig. A10.1 and A10.2 . Plane-strain fracture toughness versus strength for 4345, 4340, and the precipitation-hardening...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.htgpge.t67320185
EISBN: 978-1-62708-347-8
... Through hardening AISI 4140 (AMS 6382) (a) AISI 4340 (AMS 6414) HP 9-4-30 (AMS 6526) Maraging 300 (AMS 6514) Nitriding: Low-case, high surface hardness 60 HRC and higher Nitralloy 135M (AMS 6471) (a) Nitralloy N Nitriding: Deep-case, surface hardness below 60 HRC AISI 4140 (AMS 6382...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130587
EISBN: 978-1-62708-284-6
...-molybdenum steels nickel-molybdenum steels chromium steel A selection of isothermal diagrams for Carbon steels (1019, 1030, 1050, 1060, 1080) Cr-Mo steels (4130, 4140) Ni-Cr-Mo steels (4340, 8620) Ni-Mo Steel (4640) Cr steel (5160, 52100) Fig. A10.1 Carbon steels, 1019...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610147
EISBN: 978-1-62708-303-4
...Effect of inclusions in 4340 forged steel Table 1 Effect of inclusions in 4340 forged steel Property Electric furnace melted Vacuum melted Longitudinal fatigue limit, MPa (ksi) 800 (116) 959 (139) Transverse fatigue limit, MPa (ksi) 545 (79) 827 (120) Ratio transverse...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300199
EISBN: 978-1-62708-323-2
... (after ASTM G65 with 60 mesh alumina) of two carbon steels compared with an alloy steel (4340). All were tested in the annealed condition. Fig. 8.8 Effect of hardness on the two-body abrasion (ASTM G174) of type 01 tool steel Fig. 8.9 ASTM G132 type of two-body abrasion test (alumina...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240177
EISBN: 978-1-62708-251-8
... cooling. The TTT and CCT diagrams for 4340 are compared in Fig. 11.8 and 11.9 , respectively. There are two main types of CCT diagrams. The first type, shown in Fig. 11.9 , has axes that show the temperature of the steel on the ordinate axis and time in seconds plotted on a logarithmic scale...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250249
EISBN: 978-1-62708-345-4
... will be. Some of the common gear materials that offer acceptable case and core properties after induction hardening are AISI 1040, 1050, 4140, 4340, and 5150 steels. Selection of the material condition (hot rolled, cold rolled) can affect the magnitude and repeatability of induction hardening. Hot-rolled...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420303
EISBN: 978-1-62708-310-2
... (374 °F) for 5 h. (a) Light micrograph. (b) Transmission electron micrograph. Courtesy of H. Okamoto, Tottori University. Source: Ref 15.19 Fig. 15.37 Isothermal transformation diagram for 4340 steel and isothermal heat treatments applied to produce various microstructures for fracture...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1996
DOI: 10.31399/asm.tb.phtpclas.t64560043
EISBN: 978-1-62708-353-9
... not depend on the alloy content. (From same source as Fig. 3-2 ) Fig. 3-4 Hardness versus cooling rate for a 1080 steel and a 4340 steel. For each steel, the curve is for a specific austenite grain size Fig. 3-5 Description of the Jominy test. (From same source as Fig. 3-2 ) Fig...