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Rockwell hardness

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Published: 30 September 2015
Fig. 2 Relationship between Vickers hardness (HV30) and Rockwell hardness (HRA). Courtesy of Materialprüfungsam (Materials Testing Agency) Dortmund, Germany. More
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Published: 01 June 2016
Fig. 30 Electrical conductivity and Rockwell hardness versus aging time at 190 °C (375 °F) for Al-2.62Cu-1.35Mg alloy. Source: Ref 94 More
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Published: 09 June 2014
Fig. 44 Example of a Rockwell hardness test where the sample is too thin. Although materials this thin are seldom induction hardened, the same principle applies when a heavy load is used on a thin case. The test impression effectively “punches through” the case and the soft core affects More
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Published: 30 November 2018
Fig. 12 Electrical conductivity and Rockwell hardness versus aging time at 190 °C (375 °F) for Al-2.62%Cu-1.35%Mg alloy. Source: Ref 28 More
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Published: 01 December 1998
Fig. 6 Principal components of a regular (normal) Rockwell hardness tester. Superficial Rockwell testers are similarly constructed. More
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Published: 01 December 1998
Fig. 7 A digital Rockwell hardness tester More
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Published: 01 November 1995
Fig. 46 Rockwell hardness of engineering plastics More
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Published: 01 January 2000
Fig. 7 Typical anvils for Rockwell hardness testing. (a) Standard spot, flat, and V anvils. (b) Testing table for large workpieces. (c) Cylinder anvil. (d) Diamond spot anvil. (e) Eyeball anvil More
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Published: 01 January 2000
Fig. 11 Setup for Rockwell hardness testing of inner surfaces of cylindrical workpieces, using a gooseneck adapter More
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Published: 01 January 2000
Fig. 23 Rockwell hardness of engineering plastics. PET, polyethylene terephthalate; PA, polyamide; PPO, polyphenylene oxide; PBT, polybutylene terephthalate; PC, polycarbonate; ABS, acrylonitrile-butadienestyrene More
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Published: 01 January 1990
Fig. 7 Relationship of Vickers and Rockwell hardness scales More
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Published: 15 May 2022
Fig. 20 Rockwell hardness of engineering plastics. PET, polyethylene terephthalate; PA, polyamide; PPO, polyphenylene oxide; PBT, polybutylene terephthalate; PC, polycarbonate; ABS, acrylonitrile-butadiene-styrene More
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Published: 15 June 2019
Fig. 13 Approximate correlation between Brinell and Rockwell hardnesses of wrought aluminum alloys More
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Published: 01 January 1986
Fig. 14 Hardness (Rockwell C scale) distribution in an induction-hardened 1070 carbon steel shaft. More
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Published: 09 June 2014
Fig. 27 Rockwell C hardness profiles in 2.5 cm (1 in.) diameter steel bar following furnace austenitizing and water quenching. (a) 1042 and 1095 steels. (b) 1020, 4620, and 8620 steels. The hardnesses are plotted versus the fractional radial distance ( x / r ) from the center of the bar ( r More
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Published: 01 January 2000
Fig. 8 Correlations between Knoop hardness at loads form 15-1000 gf and Rockwell C hardness. Source: Ref 2 More
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Published: 01 August 2013
Fig. 3 Schematic of hardness (Rockwell C) test traverses made on a series of steel bars of the same composition but with different diameters. Adapted from Ref 1 More
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Published: 01 November 2010
Fig. 5 Rockwell C hardness of tempered martensite in carbon and low-alloy steels versus tempering temperature. Source: Ref 5 , 23 More
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Published: 01 November 2010
Fig. 7 Tempering behavior (Rockwell C hardness) of ASTM/SAE 4340 steel at various temperatures as a function of time. Source: Ref 2 , 24 More
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Published: 01 November 2010
Fig. 5 Plot of relative density and Rockwell 15T hardness scale for the die compaction of a WC-Co powder. Source: Ref 35 More