Volume 09 - Metallography and Microstructures Part 12 doc

... copper for high-density electrical applications; 90Cu-10Sn bronzes for bearings and structural parts; brasses with 10, 20, and 30% Zn; and nickel silver (Cu-18Zn-18Ni). The brasses and nickel silvers ... polishing using a 250-rpm, 200-mm (8-in.) diam lap, 1- m Al 2 O 3 on a synthetic suede, short-nap cloth, and moderate hand pressure will remove 0.4 μm/min. A smaller specimen,...

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... α-fcc ε-orthorhombic Lamellar pearlite Fe-C 0.80 C 723 1333 γ-fcc(interstitial C) α-bcc Fe 3 C-orthorhombic Lamellar pearlite Fe-N 2.35 N 590 1094 γ-fcc (interstitial N) α-bcc γ'-fcc ... structure (b) Silver-aluminum 2 3-2 8 600 1110 bcc → hcp 4 1-4 2 30 0-4 50 57 0-8 40 bcc → fcc Silver-cadmium 50 300 570 bcc → hcp Silver-zinc 3 7-4 0 25 0-3 50 48 0-6 6...

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... low-carbon steel. Specimens were rough polished on 1- m diamond and finish polished for 4 h on 0. 1- m Al 2 O 3 suspended in a 2:1 mixture of propylene glycol and water. Fig. 57: using a 40-g ... many authors and reviewers who gave freely of their time and knowledge and to the dozens of engineers and metallographers who contributed the thousands of micrographs published in...

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... 1.0000 1.000 0-0 .6310 2 0.7943 0.631 0-0 .3981 3 0.6310 0.398 1-0 .2 512 4 0.5 012 0.251 2-0 .1585 5 0.3981 0.158 5-0 .1000 6 0.3162 0.100 0-0 .0631 7 0.2 512 0.063 1-0 .0398 8 0.1995 0.039 8-0 .0251 9 0.1581 ... 0.025 1-0 .0158 10 0 .125 9 0.015 8-0 .0100 11 0.1000 0.010 0-0 .0063 12 0.0794 0.006 3-0 .0040 Micrographs" in this article for examp...

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... °C (125 5 °F), and held 48 h. Structure is spheroidized carbide particles and lamellar pearlite in a ferrite matrix. Picral. 1000× Fig. 203 Hot-rolled alloy steel bar (1.2C-0.5Cr-0.9Mo- 0.2V), ... 0.20C-1.0Mn steel, as- quenched. The structure is pearlite (dark), martensite (light), and ferrite (white). 10% Na 2 S 2 O 5 . 1000×. (M. Scott) Fig. 109 Steel specimen (Fe-0.22C-0.88...

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... Composition Application AI-7 Macroetch 50 mL HCl and 50 mL H 2 O Dip at 7 0-8 0 °C (16 0- 175 °F) Nital General-purpose etch for iron and steels 2-1 0 mL HNO 3 and 9 0-9 8 mL ethanol or methanol ... type I (nickel-chromium), type II (chromium-molybdenum), and type III (high-chromium). Corrosion-resistant cast irons may be high-silicon gray iron, high-chromium white iron,...

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... 633 (AM-350) 0.0 7- 0.11 16.0 0-1 7.00 4.0 0-5 .00 0. 5-1 .25 0.5 0.040 0.030 2. 5-3 .25Mo, 0.0 7-0 .13N 634 (AM355) 0.1 0- 0.15 15.0 0-1 6.00 4.0 0-5 .00 0. 5-1 .25 0.5 0.040 0.030 2. 5-3 .25Mo ... 0.08 16.0 0-1 7.50 6.0 0-7 .50 1.0 1.0 0.040 0.030 0.4Al, 0. 4-1 .2 Ti 1 5-5 PH 0.07 14.0 0-1 5.5 3. 5-5 .5 1.0 1.0 0.040 0.030 2. 5-4...

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... strengthening agent in iron-nickel- and nickel-base superalloys. Gamma prime is spherical in iron-nickel-base and in some of the older nickel-base alloys, such as Nimonic 80A and Waspaloy. In the ... 1966, p 30 1-3 05 72. H.J. Beattie and F.L. Ver Snyder, A New Complex Phase in a High-Temperature (Iron - Nickel - Chromium - Molybdenum) Alloy, Nature, Vol 178 (No. 4...

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... metals and brazing alloys ER2319 Al-6.2Cu-0.30Mn-0.15Ti ER4043 Al-5.2Si ER5356 Al-0.12Mn-5.0Mg-0.12Cr-0.13Ti 5456 Al-0.8Mn-5.1Mg-0.12Cr R-SG70A Al-7Si-0.30Mg 4047 (BAlSi-4) Al-12Si 4245 Al-10Si-4Cu-10Zn ... (319) Al-3.5Cu-6.0Si A332 (A132) Al -1 2. 0Si-0.8Cu-1.2Mg-2.5Ni 354 (354) Al-9.0Si-1.8Cu-0.5Mg 355 (355) Al-1.3Cu-5.0Si-0.5Mg 356 (356) Al-7.0Si-0.3Mg A356 (A356) Al-7.0Si-0....

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... Grades of vacuum hot-pressed beryllium Chemical composition S-65B S-200F I-220A I-400

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