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Riser design of high carbon steel roll casting

Riser is a kind of structure for storing liquid metal in the mold, which is used to compensate the possible shrinkage during the forming process of the casting and prevent the shrinkage cavity and porosity of the casting. According to the design principle of riser, the solidification time of...

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Riser design of high carbon steel roll casting

Through the observation of the defects, it is found that the defects are shrinkage porosity and shrinkage cavity, which are concentrated in the final solidification part of the product and are caused by insufficient feeding of riser. ZHY casting uses electric heating riser to improve feeding efficiency. Electric heating...

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Cold bending cracking of martensitic stainless steel castings

The working conditions of hydraulic turbine equipment are strict, and runner, as the core component of hydraulic turbine, has been listed in the national first set of major technical equipment promotion and Application guide directory. The runner of large hydraulic turbine is usually assembled and welded with upper crown,...

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Cold bending cracking of martensitic stainless steel castings

The working conditions of hydraulic turbine equipment are strict, and runner, as the core component of hydraulic turbine, has been listed in the national first set of major technical equipment promotion and Application guide directory. The runner of large hydraulic turbine is usually assembled and welded with upper crown,...

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