858
The welded joints strength is comparable to the SLM metal strength ( 1450 MPa ) .
 engineering feature: welded joints; machanical property: strength; manufacturing process: SLM; material: metal; concept or principle: MPa
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:
 engineering feature: welded joints; machanical property: strength; manufacturing process: SLM; material: metal; concept or principle: MPa