Valve CASTING leakage and defects 阀门铸钢件缺陷和渗漏
本文档由 kevinjys 分享于2017-11-21 12:29
valve leakage due to shrinkage and other casting defects. Lost Wax investment casting can be leaked easily because rib or boss is hot spot to form shrinkage, which looks like pinhole of leakage. Sand casting easily to have cracks.
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君,已阅读到文档的结尾了呢~~