Metrology Rx

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Calculators and Conversions

Click n’ Convert
Comparisons of Materials
Helical Compressions Spring Design Calculator
Hardness Conversions Chart
List of Links for Common and Uncommon Units
Mechanical Design, Manufacturing and Engineering Calculators
Convert Just About Anything to Anything Else
Rockwell C Hardness Conversion Chart
Units of Measurement

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Forums

Engineer’s Edge
Eng-Tips
Injection Molding Magazine
Elsmar Cove Quality Assurance and Business Standards Wiki
Modern Machine Shop
National Quality Forum
Office Resources
Plastics.com
Quality Digest Magazine
SPE Message Boards

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Magazines

Cal Lab Magazine
Design News for Mechanical and Design Engineers
Injection Molding Magazine
Quality Digest Magazine
Quality Magazine