CiNii Articles - Dendrite arm spacing

1

Grain Morphology of As-Cast Wrought Aluminium Alloys

EASTON Mark , DAVIDSON Cameron , STJOHN David

Materials Transactions 52(5), 842-847, 2011-05-25

References (42)
2

Dissolution Behavior of δ-ferrite in Continuously Cast Slabs of SUS304 during Heat Treatment

Fukumoto Shigeo , Iwasaki Yuji , Motomura Hiroshi , Fukuda Yoshimori

… The dissolution rate is affected by annealing temperature and secondary dendrite arm spacing. …

Tetsu-to-Hagane 97(9), 467-472, 2011

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3

Prediction of Solid–Liquid Interfacial Energy of Steel during Solidification and Control of Dendrite Arm Spacing

Mizukami Hideo , Hayashi Koutarou , Numata Mitsuhiro , Yamanaka Akihiro

… Solid–liquid interfacial energy of steel during solidification was measured predicted from the both experimental techniques of unidirectional solidification and thermal analysis applying the dendrite growth model and heterogeneous nucleation model. … Primary dendrite arm spacing changed depending on solid–liquid interfacial energy. …

Tetsu-to-Hagane 97(9), 457-466, 2011

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4

Quantitative Evaluation of Porosity Effect on Fatigue Strength of High Pressure Die Cast Aluminum Alloy (Part 1, Experimental Investigation for Effect of Porosity and Casting Surface)

KUWAZURU Osamu , MURATA Yozo , UTSUNOMIYA Takao , HANGAI Yoshihiko , YANO Takayuki , BIDHAR Sujit , SHIIHARA Yoshinori , KITAHARA Soichiro , YOSHIKAWA Nobuhiro

… The correlations among fatigue limit, porosity volume fraction, Vickers hardness, and dendrite arm spacing were evaluated, and the result showed that the porosity volume fraction most dominantly affected the fatigue limit in the averaged sense. …

TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A 77(773), 39-47, 2011

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5

Effects of Al and P Additions on As-cast Austenite Grain Structure in 0.2mass% Carbon Steel

KENCANA Surya , OHNO Munekazu , MATSUURA Kiyotaka , ISOBE Kohichi

… The single addition of P increases the FCG region in which short axis diameter of the columnar γ grain is comparable to the primary dendrite arm spacing. …

ISIJ International 50(12), 1965-1971, 2010-12-15

J-STAGE CrossRef References (25)
6

Solidification Structure of Cu-Cr and Cu-Cr-Zr Alloys [in Japanese]

TANAKA Shinji , MIZUSAWA Mamoru , MIYABE Yoshiharu , HAGISAWA Takehito , KAJIKAWA Koji

Journal of the Japan Institute of Metals 74(6), 356-364, 2010-06-01

References (28)
7

Application of Frozen Mold to Nonferrous Castings by Using Cryogenic Energy [in Japanese]

Iwabuchi Yoshitaka , Kobayashi Isao , Nakanishi Takumi

Frozen mold was made by freezing the mixture of sand and water without binder. The bonding strength of the frozen mold changes according to the temperature after poring and then it collapse at room te …

Research reports, Kushiro Technical College 43, 1-5, 2009-12-18

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8

Effects of Mechanical Vibration on Cooling Rate and DAS of AC4C Aluminum Alloy Gravity Die Castings

OMURA Naoki , MURAKAMI Yuichiro , LI Mingjun , TAMURA Takuya , MIWA Kenji , FURUKAWA Hideki , HARADA Masayuki

Materials Transactions 50(11), 2604-2608, 2009-11-01

References (20) Cited by (1)
9

Refinement of As-cast Austenite Grain in Carbon Steel by Addition of Titanium

SASAKI Masayoshi , MATSUURA Kiyotaka , OHSASA Kenichi , OHNO Munekazu

… The Ti addition reduces average austenite grain diameter down to a size comparable to secondary dendrite arm spacing. …

ISIJ International 49(9), 1362-1366, 2009-09-15

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10

Mechanical Properties of Ultra Thin Wall ZDC2 Zinc Alloy Die Casting [in Japanese]

SATO Kenji , OKANO Yoshitake , NISHI Naomi , HAYANO Isamu

Journal of Japan Foundry Engineering Society 81(4), 163-169, 2009-04-25

References (20)
11

Growth of Solidified Shell Just below the Meniscus in Continuous Casting Mold

HANAO Masahito , KAWAMOTO Masayuki , YAMANAKA Akihiro

… Rate of cooling and solidification was estimated on the basis of experimental results of thickness profiles of solidified shell, heat flux in the mold and dendrite arm spacing in the solidified structure beneath the surface of the slabs cast at 3–5 m/min.As a result, it was found that there is a delaying period of solidification growth at the beginning, till the shell grows up to about 1 mm thick. …

ISIJ International 49(3), 365-374, 2009-03-15

J-STAGE CrossRef References (37)
12

GS0502 Effect of Casting Skin on Fatigue Strength of Die Cast Aluminium Alloy [in Japanese]

MURATA Yozo , KUWAZURU Osamu , UTSUNOMIYA Takao , HANGAI Yoshihiko , KITAHARA Soichiro , YOSHIKAWA Nobuhiro

ADC12の鋳肌を残した試験片と除去した試験片を5種類作製した.ビッカース硬度試験,DAS測定およびX線CTによる鋳巣量計測を行い,硬度,DASに及ぼす鋳肌の影響を調べた.更に疲労試験結果と比較し,疲労強度に及ぼす硬度,DASおよび鋳巣量の影響を調査した.硬度は鋳肌に依存しなかったが,DASは鋳肌において半減した.試験片による硬度の差異は小さく,DASの違いも疲労強度の違いとは整合しなかった.一方 …

M&M材料力学カンファレンス 2008, "GS0502-1"-"GS0502-2", 2008-09-16

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13

Evolution of Columnar γ Grain in Low Carbon Steel and Its Refinement by Additional Elements in Thin Slab Casting Simulator

KOBAYASHI Yoshinao , IWASAKI Satoshi , NAKAZATO Koji , HIBARU Takaaki , KURODA Shuuji , SAKUMA Nobuo , YOSHIDA Naotsugu , NAGAI Kotobu

… Fine columnar γ grain evolved from the surface to the center of the ingot was obtained, and second dendrite arm spacing and γ grain size of the ingot along with the distance from the surface showed a good agreement with those of commercially produced 50 mm thick slab by a thin slab caster. …

ISIJ International 48(3), 344-349, 2008-03-15

J-STAGE CrossRef References (19) Cited by (2)
14

Refinement of Austenite Grain in Carbon Steel by Addition of Titanium and Boron

SASAKI Masayoshi , OHSASA Kenichi , KUDOH Masayuki , MATSUURA Kiyotaka

… The lower limit grain diameter of 250 μm was very close to the secondary dendrite arm spacing, which was not affected by the addition of titanium and boron. … When the cooling rate of the molten steel increased, the grain size and the dendrite arm spacing decreased. …

ISIJ International 48(3), 340-343, 2008-03-15

J-STAGE CrossRef References (7) Cited by (3)
15

Peritectic Transformation in Low Carbon Steels Containing High Phosphorus Concentration

KUDOH Masayuki , IGARASHI Kazuaki , MATSUURA Kiyotaka , OHSASA Kenichi

… A boundary of austenite grain formed in the primary arm spacing of dendrites when the niobium concentration was over 1 mass% in Fe–0.1mass%C–Xmass%Nb ternary alloys. …

ISIJ International 48(3), 334-339, 2008-03-15

J-STAGE CrossRef References (21)
16

Morphology and Segregation in Continuously Cast High Carbon Steel Billets

CHOUDHARY S. K. , GANGULY Suvankar

… An attempt has been made to study the effectiveness of secondary cooling by measurements of the secondary dendrite arm spacing at various locations in billet samples. …

ISIJ International 47(12), 1759-1766, 2007-12-15

J-STAGE CrossRef References (21)
17

Influence of Substrate Surface Morphology and Thermal Diffusion on Initial Stage of Rapid Solidification for Steel(Casting and Solidification) [in Japanese]

MIYAZAKI Masafumi , YAMAMURA Hideaki , OHASHI Wataru , MATSUMIYA Tooru

… The solidification structure and the dendrite arm spacing were analyzed on each solidified shell, and heat flux across the molten steel and the substrate was evaluated with the measured substrate temperature. … The dendrite convergent spot (DCS) was evaluated by the direction of the primary dendrite arms near the surface. …

Tetsu- to- Hagane 93(11), 673-680, 2007-11-01

CiNii Fulltext PDF - Open Access J-STAGE CrossRef References (24)
18

Cellular and Dendritic Growth in Constrained Solidification

MIYATA Yasunori

Materials Transactions 48(9), 2272-2279, 2007-09-01

References (15) Cited by (1)
19

Optimization of Tensile Properties in Aluminum Cast Alloy D357 for Aircraft Frame [in Japanese]

SUGIURA Yukihiko , KAYUKAWA Naruhito , ITOU Tatuya , SATOU Kenji

熱処理 = Journal of The Japan Society for Heat Treatment 47(1), 5-11, 2007-02-28

References (19)
20

Effect of Niobium on the Formation of Microstructure and Grain Boundary in Fe-Nb and Fe-C-Nb Alloys

KUDOH Masayuki , TEZUKA Masataka , MATSUURA Kiyotaka

… The changes in degree of undercooling, secondary dendrite arm spacing and microstructure were investigated by using three cooling methods. … Then, grain boundary in the Fe–0.1mass%C–3.0mass%Nb alloy was formed between the arrays of dendrites, while it wasnt formed between secondary dendrite arms. …

ISIJ International 46(12), 1871-1876, 2006-12-15

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