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flake graphite

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Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001004
EISBN: 978-1-62708-161-0
...Abstract Abstract This article discusses the chemical composition, castability, mechanical properties at room temperature and elevated temperature, and physical properties of compacted graphite (CG) cast iron. The change in graphite morphology from the flake graphite (FG) in the base iron...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006346
EISBN: 978-1-62708-179-5
...Comparison of properties of cerium-treated compacted graphite (CG) iron with flake graphite (FG) iron of the same chemical composition, high-strength pearlitic FG iron, and ferritic spheroidal graphite (SG) iron in the as-cast condition Table 1 Comparison of properties of cerium-treated...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006321
EISBN: 978-1-62708-179-5
...-alloy gray irons. Table shows compositions and negligible effect of maximum stress-relieving conditions on hardness. Abstract Abstract Gray irons are a group of cast irons that form flake graphite during solidification, in contrast to the spheroidal graphite morphology of ductile irons...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006327
EISBN: 978-1-62708-179-5
.... Source: Ref 6 . (c) Effect of cooling rate on the ferrite fraction. Source: Ref 6 . (d) Effect of the cooling rate on the number of graphite nodules. Source: Ref 12 Fig. 7 Defects in TWDI castings. (a) Skin with flake graphite. (b) Skin with graphite segregation. Source: Ref 22 . (c) Slag...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003765
EISBN: 978-1-62708-177-1
... 0.02–0.025 Compacted graphite (CG) 2.5–4.0 1.0–3.0 0.2–1.0 0.01–0.1 0.01–0.03 Ductile (SG) 3.0–4.0 1.8–2.8 0.1–1.0 0.01–0.1 0.01–0.03 White 1.8–3.6 0.5–1.9 0.25–0.8 0.06–0.2 0.06–0.2 Malleable (TG) 2.2–2.9 0.9–1.9 0.15–1.2 0.02–0.2 0.02–0.2 FG, flake graphite; SG...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005213
EISBN: 978-1-62708-187-0
... ¯ 0 ) faces. (b) Hexagonal structure of graphite showing the unit cell (heavy lines). Source: Ref 6 Fig. 5 Relationship between erheating and maximum undercooling in flake graphite cast iron. Source: Ref 7 Fig. 6 Influence of undercooling on eutectic cell count in flake...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005942
EISBN: 978-1-62708-168-9
... °F). Cooling continued from that level at a maximum rate of 130 °C/h (230 °F/h) to 200 °C (390 °F); bars were then air cooled to room temperature. Abstract Abstract Gray irons are a group of cast irons that form flake graphite during solidification, in contrast to the spheroidal graphite...
Book Chapter

By Charles V. White
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001002
EISBN: 978-1-62708-161-0
... Effect of section diameter on tensile strength at center of cast specimen for five classes of gray iron Fig. 1 Fluidity versus degree of superheat for four gray irons of different carbon contents Fig. 2 Types of graphite flakes in gray iron (AFS-ASTM). In the recommended practice...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005325
EISBN: 978-1-62708-187-0
...–5 50–52 1.8–2.2 20–30 380–450 55–65 2–6 48–50 2.0–2.6 40–50 450–500 65–73 3–6 38–42 3.2–4.6 Source: Ref 22 Fig. 16 Influence of section size on the tensile strength of compacted graphite iron compared to flake graphite iron. Source: Ref 22 Fig. 17...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003106
EISBN: 978-1-62708-199-3
...) graphite II VI Nodular (spheroidal) graphite, imperfectly formed III IV Aggregate, or temper carbon IV III Quasi-flake graphite V II Crab-form graphite VI V Irregular or “open” type nodules VII (c) I Flake graphite (a) As defined in ASTM A 247. (b) As defined...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006317
EISBN: 978-1-62708-179-5
... Irons” in this Volume, the onset of flake graphite formation in CGI causes a precipitous decrease in tensile strength. Therefore, for the purpose of presenting the properties as a function of graphite morphology, it also is necessary to include the effect of the presence of graphite flakes or flake...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003109
EISBN: 978-1-62708-199-3
...Comparison of properties of cerium-treated CG iron with flake graphite (FG) iron of the same chemical composition, high-strength pearlitic FG iron, and ferritic spheroidal graphite (SG) iron in the as-cast condition Table 1 Comparison of properties of cerium-treated CG iron with flake graphite...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006328
EISBN: 978-1-62708-179-5
..., principally magnesium or rare earths. The need to simultaneously control inoculation and modification is illustrated in Fig. 10 , which shows (a) that CGI is stable within a four-sided window bounded by flake graphite to the left of the window; (b) high nodularity above and to the right of the window; and (c...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006351
EISBN: 978-1-62708-179-5
...; also shown in (d) with Kroll’s reagent (original magnification: 200×) and (e and f) with 4:2:1:1 mix of H 2 O, glycerol, HNO 3 , and HF (original magnification: 500×). Very fine, short flakes of graphite can be seen associated with the interdendritic carbide clusters. Fig. 6 High-silicon...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005970
EISBN: 978-1-62708-168-9
... in the next article in this Volume). High-alloy graphitic cast irons are commonly produced in both flake graphite and nodular graphite versions, and the general types include: Austenitic gray and ductile irons High-silicon irons for heat resisting applications High-silicon irons for corrosion...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005322
EISBN: 978-1-62708-187-0
... called flake or lamellar graphite cast iron due to the shape of the graphite present in these alloys. The generic term, cast iron, is often improperly used to mean gray cast iron. While gray iron has been produced for over 3000 years, modern gray cast irons require precise control of factors that affect...
Book Chapter

Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006338
EISBN: 978-1-62708-179-5
... to high carbon equivalent Fig. 9 Sample with nodule alignment caused by large dendrites growing during solidification, with the nodules being precipitated between the dendrite arms Fig. 11 Sample with flake graphite on the surface of the casting due to high sulfur content...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0009206
EISBN: 978-1-62708-161-0
... for obtaining common commercial cast irons Classification Principles of the Metallurgy of Cast Iron Gray Iron (Flake or Lamellar Graphite Iron) Ductile Iron (Spheroidal Graphite Iron) Compacted Graphite Irons Malleable Irons Special Cast Irons References References 1...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003725
EISBN: 978-1-62708-177-1
...-carbon steel showing inclusions of calcium sulfide outer rim (light gray) and calcium aluminate core (dark gray). The matrix is pearlite and ferrite. As-polished. 500×. Courtesy of B.L. Bramfitt and J.R. Kilpatrick Fig. 15 Eutectic grain structure in flake graphite cast iron. Etching in Stead's...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003107
EISBN: 978-1-62708-199-3
... are consistent with the recommendations in Table 2 . The usual microstructure of gray iron is a matrix predominantly of pearlite, with graphite flakes dispersed throughout ( Fig. 2 ). Foundry practice can be varied so that nucleation and growth of graphite flakes occur in a pattern that enhances the desired...