1637
The influence of various processing parameters on density , hardness and shear strength of 316L stainless steel were studied using statistical analysis in order to significantly determine main factors and their interactions .
 concept or principle: parameters; machanical property: density; machanical property: hardness; machanical property: shear strength; material: 316L stainless steel
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: parameters; machanical property: density; machanical property: hardness; machanical property: shear strength; material: 316L stainless steel