Pure nickel, excellent general properties. Used to weld thin cast iron part repair welding machined surface, such as guided way of machine tool.
纯镍，综合性能好。铸铁薄件及加工面补焊用，如机床导卫。
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This paper introduces the repair welding procedure for repairing an alumal casting piece of an oil pump cylinder, This method covers the shortages of AC argon arc weld and gas welding.
The residual stress tests were conducted on different weld structures of repaired pipelines by drill-hole method in order to investigate the influence of welding repair on pipeline integrity.