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Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006420
EISBN: 978-1-62708-192-4
... Abstract Boronizing is a case hardening process for metals to improve the wear life and galling resistance of metal surfaces. Boronizing can be carried out using several techniques. This article discusses the powder pack cementation process for carrying out boronizing. It describes...
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Published: 01 January 2000
Fig. 6 Galling test button specimens, after testing. (a) No galling exhibited. (b) Severe galling. Source: Ref 10 More
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Published: 31 December 2017
Fig. 7 Drawings of galling and damage occurrence in die. Source: Ref 19 More
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Published: 31 December 2017
Fig. 10 Effect of surface expansion on galling initiation. Tool, SKD11; workpiece, soft steel plate; surface pressure, p = 510 to ∼680 MPa; sliding speed, 1 mm/s. Source: Ref 23 , 24 More
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Published: 31 December 2017
Fig. 12 Galling on the surface of type 316 stainless steel rubbed against a button of the same material at a load of ~1000 N (23 lbf). Courtesy of L.K. Ives, NIST More
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Published: 31 December 2017
Fig. 16 Galling test data for cobalt-base wrought alloys and hardfacing alloys. (a) Comparison of galling test data for cobalt-base wrought alloys with other selected alloys. Pin-on-block test parameters: test temperature, 20 °C (70 °F); number of strokes, 10 strokes through 120° arc; load More
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Published: 31 December 2017
Fig. 18 Summary of threshold galling stress (TGS) values for various iron- and nickel-base hardfacing alloys and the cobalt-base hardfacing alloy Stellite 6. With the exception of the Nucalloy 453/Nucalloy 488 couples, all hardfacings were tested in the self-mated condition. Stellite 6 More
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Published: 31 December 2017
Fig. 17 Typical friction coefficients derived from galling tests (various metal/metal couples) More
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Published: 30 August 2021
Fig. 6 Derailment 2. Arrows indicate boundary of galling damage and fracture-initiation location More
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Published: 30 August 2021
Fig. 7 Black arrows indicate galling damage. Note the fretting discoloration at right and left More
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Published: 15 January 2021
Fig. 9 Initial galling failure on powder metallurgy tool steels. Reprinted from Ref 57 with permission from Elsevier More
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Published: 15 January 2021
Fig. 10 Surface damage typical of galling wear on high-strength steel sheet material. Source: Ref 58 More
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Published: 15 January 2021
Fig. 11 Intensity of galling, ranging from incipient to moderate, heavy, and severe. Source: Ref 72 More
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Published: 15 January 2021
Fig. 14 Principal test setups for evaluating galling resistance. (a) Pin-on-disk test. (b) Modified cylinder-on-cylinder test. Adapted from Ref 89 More
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Published: 15 January 2021
Fig. 25 Critical sliding distance to galling for different reinforcement particle types and content. Source: Ref 52 More
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Published: 01 January 1990
Fig. 4 Galling data of various cobalt-base alloys, Hastelloy C-276, and Nitronic-60 stainless steel. Data are from a 120°-10 stroke test with a 26.7 kN (6000 lbf) load. More
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Published: 01 January 2006
Fig. 10 Galling on surface of punch after punching each of ten holes More
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Published: 01 January 2000
Fig. 15 Typical friction coefficients derived from galling tests (various metal/metal couples) More
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Published: 01 January 2000
Fig. 7 Button-on-block galling test arrangement using a tension test machine. Source: Ref 16 More
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Published: 01 January 2000
Fig. 8 Sequence of galling tests on block specimens. Source: Ref 17 More