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CERATIZIT
MasterGuide
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 Material
Based on VDI 3323 CERATIZIT's MasterGuide divides materials into six main groups.
Each is given a colour, according to the system partly adopted in ISO 513.
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Blue: steel
 Machining, cementation, tempered and constructional steels
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Yellow: stainless steel
 Ferritic Cr-steels, austenitic CrNi-steels, martensitic Cr-steels, duplex steels
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Red: cast iron
 Cast iron, grey cast iron, tempered iron, spheroidal cast iron, CGI, sintered iron
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Green: non ferrous metals and non metals
 Al wrought and Al cast alloys, copper, copper alloys, non metal materials
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Orange: heat resistant alloys / titanium
 Ni/Co-base alloys, Ti alloys
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White: hard materials
 Hardened steels (= 45 HRC), chilled castings, hard cast irons
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