Observation and analysis of nodular cast iron
Through the observation of metallographic photos, the spheroidization level of a1-a8 and B1-B4 and the size level of nodular graphite […]
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nodular cast iron
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Effect of low temperature on impact toughness of nodular cast iron
The figure shows the change law of impact toughness of nodular cast iron of B2 and B4 samples with temperature.
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Effect of heat treatment process on mechanical properties of nodular cast iron
The figure shows the difference of mechanical properties of nodular cast iron of series a samples under as cast and
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Effects of other production processes on mechanical properties of nodular cast iron
In addition to chemical composition, the influence of other production processes mainly refers to the influence of melting process, spheroidizing
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Effect of bismuth content on mechanical properties of nodular cast iron
Bismuth can significantly increase the number of graphite spheres. When the number of graphite balls in nodular cast iron increases,
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Sand coated casting technology of nodular cast iron crankshaft
In order to reduce the process cost, the mold filling process and casting cooling process were studied respectively. The Nodular
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Effect of copper content on mechanical properties of nodular cast iron
Copper can promote the formation of pearlite structure, improve the uniformity of microstructure and properties of nodular cast iron, increase
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Effect of silicon content on mechanical properties of nodular cast iron
The effects of silicon, copper and Bismuth on mechanical properties were analyzed. The figure shows the effect of silicon on
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Process parameters in melting experiment of nodular cast iron
During the sample preparation of nodular cast iron, the discharge temperature, pouring temperature, spheroidizing treatment time and total pouring time
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Production process design of nodular cast iron
The production process of nodular cast iron to be designed in the experiment mainly includes melting process, molding process, spheroidizing
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Trace elements in nodular cast iron of wind power castings
Trace elements are interfering spheroidizing elements, but due to the neutralization effect of rare earth elements added in production, adding
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Selection of inoculation treatment process for nodular cast iron
After spheroidizing treatment, spheroidizing elements will make nodular cast iron have a greater tendency to white. At this time, inoculation
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Effect of chemical composition on as cast microstructure of nodular cast iron
(1)Cu Copper plays an important role in controlling the matrix structure of as cast nodular cast iron. Adding copper is
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China nodular cast iron wind power castings
Domestic research on low temperature impact toughness of nodular cast iron started late, but it has developed rapidly in recent
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Chemical composition of nodular cast iron
The research on the chemical composition of nodular cast iron provides a reliable basis for the composition design of the
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Impact toughness of nodular cast iron
Focusing on the low-temperature impact toughness of nodular cast iron, the relationship and influence between production technology, metallographic structure and
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Selection of heat treatment process for nodular cast iron
Heat treatment can change the matrix structure of nodular cast iron, eliminate the phenomenon of component segregation in the structure,
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Alloying elements of nodular cast iron for wind power castings
Common alloy elements include nickel, copper, aluminum, chromium, vanadium and other elements. 1.Nickel Nickel is a chemical element commonly used
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Basic elements of nodular cast iron for wind power castings
There are five basic elements: carbon, silicon, manganese, phosphorus and sulfur. 1.Carbon Carbon is the direct source of graphite ball.
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Heat treatment of nodular cast iron wind power castings
In terms of heat treatment process, Kadir Kocatepe et al. Studied the effect of high temperature annealing heat treatment process
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Residual heat normalizing of nodular cast iron crankshaft castings
At present, ferrite and pearlite matrix castings account for more than 90% of the world’s annual output of 18 million
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Trace elements of nodular cast iron in China
In addition to the study of chemical composition, heat treatment process and metallographic structure, many studies have been carried out
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Foreign research on nodular cast iron wind power castings
The research on low-temperature impact toughness of nodular cast iron abroad started earlier, mostly concentrated in the United States, Germany,
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Wind power nodular cast iron castings
The nodular cast iron accessories of wind power mainly include the wheel hub, main shaft seat, gearbox, torque arm and
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Nodular cast iron for wind power castings
Since its emergence, nodular cast iron has been widely used in the production of cast iron pipe fittings, auto parts,
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Residual heat normalizing of nodular cast iron crankshaft
Casting waste heat normalizing is a process method of normalizing with the help of residual temperature after casting solidification. The
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Austempered nodular cast iron crankshaft
The full name of isothermal quenching is austenitic isothermal quenching. Austenitic isothermal quenched ductile iron (add) is obtained from nodular
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Study on mold filling process of iron mold sand coated casting and cooling analysis of nodular cast iron crankshaft
(1) The process characteristics and heat transfer mode of iron mold sand coated casting are analyzed. Aiming at the common
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Nodular cast iron crankshaft castings
As one of the important parts of the engine, the force of the crankshaft is complex in work. The constant
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Casting technology of nodular cast iron crankshaft
At present, the production of nodular cast iron crankshaft mainly adopts iron mold sand coating casting. The filling, solidification and