Surface cracks were visually discovered on wire-cut samples taken from the platform section of aluminum alloy forgings. Metallographic inspection attributed the cracking to excessive residual stress during the cutting process and grain boundary weakening caused by second-phase precipitation. To confirm whether similar defects exist in other forgings,
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Founded in 1998, FuShun covers an area of 3000 square meters, annual sales volume of 20000 tons. We are engaged in the manufacture and export of Tool Steel, Nickel Alloy, Stainless Steel and other special steel products…，View more content About Me.