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surface blackening

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Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001305
EISBN: 978-1-62708-170-2
..., polishing, and buffing, are reviewed. The article also explains the procedures of electrocleaning, electropolishing, electroplating, painting, surface blackening, coloring, terne coatings, and thermal spraying. It includes useful information on the surface modification of stainless steels, namely, ion...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003220
EISBN: 978-1-62708-199-3
... of superficial rusting Other coating processes applicable to stainless steels include painting, surface blackening (immersion in a molten salt bath of sodium dichromate), hot-dip lead-tin (terne) coating, thermal spraying, ion implantation, and laser surface modification. Polishing of heat-resistant...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003220
EISBN: 978-1-62708-199-3
... as jewelry Prevention of superficial rusting Other Coating Processes Other coating processes applicable to stainless steels include painting, surface blackening (immersion in a molten salt bath of sodium dichromate), hot-dip lead-tin (terne) coating, thermal spraying, ion implantation, and laser...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001737
EISBN: 978-1-62708-178-8
... … … … … 35 44 41 40 ± 4 Zirconium 0.32 0.26 … … … … … 0.29 ± 0.04 239 Pu 4.4 3.6 3.3 4.4 … … … 4.0 ± 0.6 … … … 4.5 … … … … Fig. 1 Typical spark source mass spectrometer. Fig. 2 Relationship between photoplate blackening and ion exposure for spark...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003112
EISBN: 978-1-62708-199-3
...-0700 6.6 6.6 58 HRB 77 HRB FC-0708 5.7 6.0 52 HRB 97 HRB FC-0708 6.3 6.4 72 HRB 94 HRB Comparison of average mechanical properties of steam-blackened P/M materials with as-sintered properties and typical values from MPIF Standard 35 (see...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003239
EISBN: 978-1-62708-199-3
... inspection and many types of temperature-measuring devices and substances, this article focuses only on thermography, which is the mapping of isotherms, or contours of equal temperature, over a test surface, and on thermometry, which is the measurement of temperature. Thermography techniques can...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003239
EISBN: 978-1-62708-199-3
... inspection and many types of temperature-measuring devices and substances, this article focuses only on thermography, which is the mapping of isotherms, or contours of equal temperature, over a test surface, and on thermometry, which is the measurement of temperature. Thermography techniques can...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003773
EISBN: 978-1-62708-177-1
... to distinguish cuboidal antimony-tin phase from antimony-rich phases in lead-antimony-tin alloys such as bearing alloys or type metals. Solution A blackens antimony-tin phase; solution B etches antimony-rich phases. 9 6 parts HClO 4 (70%) 4 parts H 2 O Immerse specimen (anode) in electrolyte; cathode...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001044
EISBN: 978-1-62708-161-0
...-0708-P 6.3 6.4 74 HRB 94 HRB FC-0708-R 6.6 6.6 79 HRB 93 HRB Comparison of average mechanical properties of steam-blackened P/M materials with as-sintered properties and typical standard 35 Table 8 Comparison of average mechanical properties of steam-blackened P/M materials...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003789
EISBN: 978-1-62708-177-1
..., wash in water; do not remove etchant products from surface 5% nital For as-sintered tool steels; immerse 5 min 5 mL HNO 3 conc, 10 mL 48% HF, 85 mL H 2 O For titanium and titanium alloys; immerse 5 s 5 mL NH 4 OH, 3 drops H 2 O 2 , 5 mL H 2 O For brasses; swab 20 s; make fresh solution...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003751
EISBN: 978-1-62708-177-1
... with the back surface of the replica blackened. In this case, black ink from a marking pencil was coated on the back side of the glass slide containing the replica. Black paint or tape can also be used. Blackening can also be done to the back of the actual replica before attaching the replica to the double-back...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006022
EISBN: 978-1-62708-175-7
... to the characterization of the materials and their properties. It will cover processing methods for consolidating metal powders including options for processing to full density. Powders have a high ratio of surface area to volume and this is taken advantage of in the use of metal powders as catalysts or in various...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003829
EISBN: 978-1-62708-183-2
... <0.05 2 Steam, pure (c) 600 1110 <0.05 2 Sulfur dioxide, pure Red heat Attacked Sulfur trioxide, pure Red heat <0.05 2 (a) Silver is protected by a layer of silver chloride that forms rapidly on the surface. (b) Attack becomes appreciable at 200 °C (390 °F). (c...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004126
EISBN: 978-1-62708-184-9
.... 3 Rusting on a phosphated part after service in a desert environment. The phosphate coating had been blasted off by blowing sand leaving a bare metal surface. Phosphate coatings are specified on 75 to 90% of the parts for small arms. Fig. 1 Pitting of 25 μm (1.0 mil) chromium plating...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001309
EISBN: 978-1-62708-170-2
... parts Table 10 Offhand belt polishing and wheel buffing operations for sand cast red brass parts Sand cast lavatory fittings made of red brass are finished in a sequence of six operations in preparation for decorative chromium plating; sequential finishing of spout with flat surfaces...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001773
EISBN: 978-1-62708-178-8
... the improved sensitivity for carbon when 3 He is used instead of 4 He. This improvement is attributed to an increase in ion velocity. Fig. 11 LEISS spectrum from a stained connector. The connector surface consists primarily of sulfur, copper, and silver. Fig. 13 Dept profiles...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003245
EISBN: 978-1-62708-199-3
...Abstract Abstract Proper sectioning of the surface to be examined is a very important step in preparing steel specimens. The first step in preventing damage to the metallurgical structure is to minimize the amount of sectioning that is done. This article discusses the various metallographic...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003245
EISBN: 978-1-62708-199-3
... Abstract Proper sectioning of the surface to be examined is a very important step in preparing steel specimens. The first step in preventing damage to the metallurgical structure is to minimize the amount of sectioning that is done. This article discusses the various metallographic techniques...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006090
EISBN: 978-1-62708-175-7
... review of the chemical and pyrotechnics applications of ferrous and nonferrous powders. The primary emphasis is on various chemical applications of metal powders. The extremely high surface area of powders in general, and sponge powders in particular, has made them very valuable for uses in which...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004129
EISBN: 978-1-62708-184-9
... blackening (copper oxidation) of the surface occurs. The typical cleaning technique prior to soldering for maintaining the board contacts is to use a pencil eraser (soft abrasive) to get rid of the black (copper) corrosion product. To prevent the solid solution and thus the subsequent corrosion from...