The Crystallization of Iron and Steel: An Introduction to the Study of MetallographyLongmans, Green, and Company, 1905 - 144 страници |
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Страница 7
... quenched by pouring into cold water , an amorphous , non - crystalline , plastic , and elastic mass is produced . Here , then , you have the element sulphur existing in three different forms - plastic , octahedral , and needle - shaped ...
... quenched by pouring into cold water , an amorphous , non - crystalline , plastic , and elastic mass is produced . Here , then , you have the element sulphur existing in three different forms - plastic , octahedral , and needle - shaped ...
Страница 30
... quenched and annealed steels , containing no graphitic carbon , exists in two distinct forms . One kind , called hardening carbon , escapes as hydro- carbon gas when steel is digested with dilute hydro- chloric or sulphuric acid ; the ...
... quenched and annealed steels , containing no graphitic carbon , exists in two distinct forms . One kind , called hardening carbon , escapes as hydro- carbon gas when steel is digested with dilute hydro- chloric or sulphuric acid ; the ...
Страница 39
... quenched , various transitional forms are produced , which have received special names - hardenite , martensite , sorbite , troostite , and austenite . Metallurgists are by no means all agreed as to the identification of the different ...
... quenched , various transitional forms are produced , which have received special names - hardenite , martensite , sorbite , troostite , and austenite . Metallurgists are by no means all agreed as to the identification of the different ...
Страница 40
... quenched at different temperatures . Quenched at ° C. Martensite . Per cent . Ferrite . Per cent . 1340 90 10 1000 61 39 820 46 54 770 24 76 670 14 86 Is the unsegregated eutectic a chemical compound ? Arnold thinks that it is a ...
... quenched at different temperatures . Quenched at ° C. Martensite . Per cent . Ferrite . Per cent . 1340 90 10 1000 61 39 820 46 54 770 24 76 670 14 86 Is the unsegregated eutectic a chemical compound ? Arnold thinks that it is a ...
Страница 40
... quenching , is a mixture of hardenite with a softer constituent , called , by Osmond , austenite , in honour of W. C. Roberts- Austen . Austenite is said to be so soft that it can be scratched with a knitting needle . Some deny the ...
... quenching , is a mixture of hardenite with a softer constituent , called , by Osmond , austenite , in honour of W. C. Roberts- Austen . Austenite is said to be so soft that it can be scratched with a knitting needle . Some deny the ...
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0.9 per cent Ac₁ allotropic alloys annealing Ar₁ austenite B.Sc brittle carbon in iron cast iron cementite chemical CHEMISTRY cleavage planes College Coloured constituents cooling curve copper critical point Crown 8vo crystalline grains D.Sc Diagrams ductile ELEMENTARY PRACTICAL elements Engineering equilibrium eutectic mixture eutectic point Examples ferrite fracture freezing freezing-point GEOMETRY graphite grey hard hardening hardenite heat Hospital ibid Illus Illustrations Iron and Steel J. E. Stead J. O. Arnold Journ Jüptner Lecturer liquid LL.D Lond London MAGNETISM manganese martensite mass mechanical metal Metallographist Metallurgy microscope molecules molten nitric acid numerous Osmond passive resistance pearlite Ph.D phase rule physical PHYSIOLOGY Plates polished surface Professor properties pure iron quenched Royal 8vo salt Sauveur Science separates shown in Fig silicon sodium thiosulphate solid solution solidified solution of carbon sorbite specimen steel containing Steel Inst structure Students substance sulphur temper temperature TEXT-BOOK trations TREATISE troostite Woodcuts y-iron
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