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First mechanical tests demonstrate the high hardness and the competitive creep resistance of the AM V–9Si–5B material in comparison to other three-phase V-based alloys .
 mechanical tests, hardness, creep, AM, material, alloys
Please list all entity words in the text that fit the category. Output format is "word1, 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:
 mechanical tests, hardness, creep, AM, material, alloys