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Book Chapter

By Donald W. Baudrand
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001264
EISBN: 978-1-62708-170-2
... Abstract Electroless nickel plating is used to deposit nickel without the use of an electric current. This article provides an overview of the solution composition and characteristics of the electroless nickel bath. It focuses on the metallurgical, mechanical and physical properties...
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Published: 01 January 1987
Fig. 15 Example of the use of electroless nickel plating to provide edge retention. The micrograph shows wear damage at the surface of a forged alloy steel Medart roll. Etched with 2% nital. 285× More
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Published: 31 October 2011
Fig. 12 Weld interface surface after fracture of roll-bonded electroless nickel-plated aluminum-aluminum. Source: 11 More
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Published: 01 January 1994
Fig. 2 Limits of solubility for orthophosphite in electroless nickel solutions. Solutions contain 30 g/L (4 oz/gal) nickel chloride (NiCl 2 ) and 10 g/L (1.3 oz/gal) sodium hypophosphite (NaH 2 PO 2 ). ○, without a complexing agent; ●, with 15 g/L (2 oz/gal) citric acid; Δ, with 39 g/L (5.2 oz More
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Published: 01 January 1994
Fig. 3 Effect of succinate additions on the plating rate of an electroless nickel solution. Solutions contain 16 g/L (2.1 oz/gal) nickel chloride (NiCl 2 ) and 24 g/L (3.2 oz/gal) sodium hypophosphite (NaH 2 PO 2 ). 5 g/L (0.7 oz/gal) ammonium hydroxide (NH 4 OH) and 1 mg/L (4 mg/gal) lead More
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Published: 01 January 1994
Fig. 6 Cross section of a 75 μm (3 mils) thick electroless nickel deposit. Contains approximately 10% phosphorus and less than 0.05% other elements. 400× More
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Published: 01 January 1994
Fig. 7 Effect of phosphorus content on the internal stress of electroless nickel deposits on steel More
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Published: 01 January 1994
Fig. 12 Effect of heat treatment on the ductility of a 6% P electroless nickel coating More
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Published: 01 January 1994
Fig. 16 Effect of phosphorus content on the wear of electroless nickel coatings in rotating ball tests More
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Published: 01 January 1994
Fig. 20 Twin tank system for electroless nickel plating. Tanks are used alternately. While one tank is being used to plate, the second is being passivated. Cylindrical tank is used to store 30% nitric acid for passivation. More
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Published: 01 January 1994
Fig. 1 Electroless nickel-thallium-boron deposit. The hard columnar structure increases resistance to fretting wear and the ability of the deposit to retain oil. Additional lubrication is provided with the presence of thallium, which interferes with the galling process between nickel and iron. More
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Published: 01 December 2004
Fig. 19 A low-carbon steel sheet plated with electroless nickel showing (a) damage to the coating from mounting in a thermosetting phenolic resin and (b) the lack of damage when mounted in a castable epoxy. As-polished. 100× More
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Published: 15 December 2019
Fig. 1 Depth of electroless nickel plating on AISI 4150 alloy steel as a function of time at 95 °C (205 °F) More
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Published: 30 September 2015
Fig. 11 Metal injection molding Fe-2%Ni, electroless nickel-Teflon plated burst disk wedge (sintered density = 7.6 g/cm 3 , or 0.274 lb/in. 3 ) used in an automobile airbag-actuation assembly. (Teflon is a registered trademark of DuPont.) Courtesy of Kinetics More
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003216
EISBN: 978-1-62708-199-3
... Abstract This article describes the steps, bath composition and characteristics, equipment, plating rate, deposit thickness, and applications for different types of nonelectrolytic deposition processes, including electroless nickel plating, electroless copper plating and mechanical plating...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006395
EISBN: 978-1-62708-192-4
... chromium, electroplated nickel, electroless (autocatalytic) nickel, electroless nickel composite coatings, electroplated gold, and platinum group coatings. These are specifically tailored toward plated coatings for friction, lubrication, and wear technology. The article concludes with a discussion...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001323
EISBN: 978-1-62708-170-2
... Abstract This article focuses on alternatives to chromium in both hard chromium plating and chromate conversion coating. These include electroless nickel plating, nickel-tungsten composite electroplating, spray coating applications, and cobalt/molybdenum-base conversion coating. The article...
Book Chapter

By Phillip D. Stapleton
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001267
EISBN: 978-1-62708-170-2
... and require little metal replacement because of the very thin deposits produced. Displacement tin-lead solder processes are the exception, producing thicker deposits requiring more frequent additions. Types of Electroless Alloy Plating Systems Most electroless alloy systems are based on nickel alloys...
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Published: 31 October 2011
Fig. 11 Calculated and experimental weld shear strength as a function of reduction in roll bonding of (a) aluminum-aluminum with one-sided, electroless nickel plating and (b) aluminum-mild steel with electroless nickel plating on steel. Source: Ref 9 More
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Published: 01 January 1994
Fig. 5 Effect of number of cycles on wear loss of plated pin versus steel blocks in a Falex test for three chromium deposits (CrA, CrB, and CrC), heat treated electroless nickel deposits (EN400 and EN600), a non-heat-treated electroless nickel deposit (EN), and two electroplated nickel More