Specialists in the analysis, testing and heat （专家分析,测试和热）.pdf

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2017-09-02 发布于浙江
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Specialists in the analysis, testing and heat （专家分析,测试和热）.pdf

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Specialists in the analysis, testing and heat （专家分析,测试和热）

Specialists in the analysis, testing and heat treatment of metals Contact details: Croft House South Street Keighley West Yorkshire BD21 1EG Tel No: 01535 664211 email: info@keighleylabs.co.uk Contacts: David Wright— ext 305. dwright@keighleylabs.co.uk Heat Treatment Services Richard Wormald—ext 111. rwormald@keighleylabs.co.uk Michael Emmott—ext 302. memmott@keighleylabs.co.uk James Menzies —ext 131. jamesm@keighleylabs.co.uk Carburizing/ Carbonitride/Press Quench Annealing Carburizing is a carbon diffusion controlled process The primary purpose is to reduce the hardness of a used to case harden steel, primarily low carbon material for subsequent machining. steel . It enables a hard wear resistant case to be In steels and nodular irons it increases ductility and produced with a softer, tougher core. Case depths up results in a controlled microstructure. to 5mm are achievable, dependant on material It can be applied to iron castings which exhibit chill. selection. Components are cooled slowly, in a furnace to allow Carbonitriding is similar to gas