5864
A heat treatment at 700 °C for 1 h on the aB-built structure yielded NAB specimens with superior corrosion performance and mechanical properties than conventional wrought or cast NAB .
 heat treatment, structure, NAB, corrosion, mechanical properties, wrought, cast
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:
 heat treatment, structure, NAB, corrosion, mechanical properties, wrought, cast