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Metal 3D Printing Design Guide

Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste.

Essentials of Manufacturing

Information, coverage of important developments and expert commentary in manufacturing.

STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

Selecting the Right 3D Printer

Discover how to choose the right 3D printer for your needs and the key performance attributes to consider.

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gray
Symbol:  Gy 
Category:  Radiation, specific energy 
SI Equivalent:  1 Gy
Dimension L2T-2 
System:  SI 
 
Notes
Named after L. H. Gray (1905-1965), this unit is approximately the absorbed dose delivered when the energy per unit mass imparted to matter by ionizing radiation is 1 joule per kilogram.
1 Gy = 100 rad
Convert     Gy  
1 Gy =
Dose equivalent
  Symbol Unit Name
100  rem  rem 
Sv  sievert 
Radiation, specific energy
  Symbol Unit Name
  kerma 
1×10-3  kGy  kilogray 
1×10-4  Mrd  megarad 
100  rd  rad 
Thermal heat capacity
  Symbol Unit Name
4.29923×10-4  Btu (IT)/lbm  British thermal unit (IT) per pound mass 
4.3021×10-4  Btu (therm.)/lbm  British thermal unit (therm.) per pound mass 
2.38849×10-4  cal (IT)/g  calorie (IT) per gram 
2.39006×10-4  cal (therm.)/g  calorie (therm.) per gram 
1×10-3  J/g  joule per gram 
J/kg  joule per kilogram 
2.38849×10-4  Cal (IT)/kg, kcal/kg  kilocalorie (IT) per kilogram 
2.77778×10-7  kWh/kg  kilowatt-hour per kilogram 
Glossary
Metal 3D Printing Design Guide

Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste.

Essentials of Manufacturing

Information, coverage of important developments and expert commentary in manufacturing.

STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

Selecting the Right 3D Printer

Discover how to choose the right 3D printer for your needs and the key performance attributes to consider.