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In the present work the performances of aB-received , heat treated , laser remelted and Stellite 6 hardfaced H13 steel tools in friction stir processing ( FSP ) of CuCrZr have been investigated .
 concept or principle: heat; enabling technology: laser; material: Stellite; material: H13 steel; concept or principle: friction
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
Answer:
 concept or principle: heat; enabling technology: laser; material: Stellite; material: H13 steel; concept or principle: friction