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4130

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Published: 01 October 2014
Fig. 16 Isothermal diagrams of low-alloy chromium-molybdenum steels (a) 4130, (b) 4140, and (c) high-chromium (5.5 wt% Cr) steels. Source: Ref 6 More
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Published: 01 October 2014
Fig. 17 End-quench hardenability of (a) 4130, (b) 4140, and (c) high-chromium steels. Source: Ref 6 More
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Published: 09 June 2014
Fig. 12 The effect of heating rate on the Ac 3 critical temperature for 4130 steel. Q&T, quenched and tempered. Source: Ref 14 More
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Published: 01 January 1990
Fig. 50 Time to fracture as a function of applied load for AISI 4130 alloy steel specimens (at 44 HRC) wetted with molten lithium at 200 °C (390 °F). Source: Ref 291 More
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Published: 01 January 1990
Fig. 51 Plot of hardness versus tensile strength for AISI 4130 alloy steel with and without wetting by molten lithium at 205 °C (400 °F). Source: Ref 291 More
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Published: 01 August 2013
Fig. 6 Transformation of retained austenite in 4130 and 4340 steel More
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Published: 01 January 1990
Fig. 20 Transmission electron micrograph showing the microstructure of 4130 steel water quenched from 900 °C (1650 °F) and tempered at 650 °C (1200 °F) Courtesy of F. Woldow More
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Published: 01 December 2008
Fig. 6 In this investment cast gimbal ring, of 4130 steel, a finger of mold material surrounded by molten metal became excessively hot and retarded the freezing of the web section where shown. The resulting hot tearing condition was corrected by redesigning the web so that it extended More
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Published: 01 January 2002
Fig. 11 S-N curve for notched ( K t = 2.0) 4130 alloy steel sheet. Stresses are based on net section. Source: Ref 31 More
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Published: 01 January 2002
Fig. 26 Seam in rolled 4130 steel bar (a) Closeup of seam. Note the linear characteristics of this flaw. (b) Micrograph showing cross section of the bar. Seam is normal to the surface and filled with oxide. 30× More
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Published: 01 January 2002
Fig. 30 Permanent mold of 4130 steel for centrifugal casting of gray- and ductile-iron pipe that failed because of localized overheating. The failure was caused by splashing of molten metal at the spigot end. Subsequent overheating resulted in mold-wall spalling and scoring, details of which More
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Published: 01 January 1989
Fig. 20 Turning data for 4130 steel tubing using four tool bits having different rake angles at V C of 0.45 m/s (90 sfm). (a) Metal removal rate plotted against normal force yields MRP slope (mm 3 /s, kgf): A, 36.3; B, 22.0; C, 13.7; D, 5.73. (b) Power plotted against metal removal rate More
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Published: 01 January 1996
Fig. 1 (a) Comparison of fatigue life for 4130 steel under fretting and nonfretting conditions. Specimens were water quenched from 900 °C (1650 °F), tempered 1 h at 450 °C (840 °F), and tested in tension-tension fatigue. Normal stress was 48.3 MPa (7 ksi); slip amplitude was 30 to 40 μm. (b More
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Published: 01 January 1996
Fig. 73 Stress-corrosion resistance and fracture toughness of AISI 4130 and 4140 steels More
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Published: 01 January 2000
Fig. 1 Effects of fretting. (a) Comparison of fatigue life for 4130 steel under fretting and nonfretting conditions. Specimens were water quenched from 900 °C (1650 °F), tempered 1 h at 450 °C (840 °F), and tested in tension-tension fatigue. Normal stress was 48.3 MPa (7 ksi); slip amplitude More
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Published: 01 December 2009
Fig. 15 Isothermal transformation (IT) diagram for AISI 4130 steel austenitized at 843 °C (1550 °F) and austenite grain size 9–10 ASTM. Source: Ref 54 More
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Published: 01 January 1996
Fig. 14 Scanning electron micrographs of AISI 4130 steel. (a) and (b) Fractures of resulfurized steel that had been quenched and tempered to 1400 MPa. (c) Low-sulfur AISI 4130 steel that had been spheroidized to 600 MPa. In all three photographs, particles can be found in the dimples. Source More
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Published: 01 December 1998
Fig. 8 Isothermal transformation (upper) and CCT (lower) diagrams for AISI 4130 steel containing 0.30% C, 0.64% Mn, 1.0% Cr, and 0.24% Mo. The IT diagram illustrates the input data representation for calculations described in the text. The CCT diagrams are computed (dashed lines More
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Published: 01 December 1998
Fig. 11 CCT diagrams for AISI 4130 steel. (a) Water quench, 0.8 R specimen. (b) Water quench, center of specimen. (c) Oil quench, 0.8 R specimen. (d) Oil quench, center of specimen. Source: Ref 16 More
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Published: 01 January 2003
Fig. 14 Comparison of fatigue life for 4130 steel under fretting and nonfretting conditions. Specimens were water quenched from 900 °C (1650 °F), tempered 1 h at 450 °C (840 °F), and tested in tension-tension fatigue. Normal stress was 48.3 MPa (7 ksi); slip amplitude was 30 to 40 μm. More