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The effect of welding angles on tensile strengths is not significant , while the elongation drops from 9.4 % to 5.8 % as the welding angle increases from 0° to 45° .
 manufacturing process: welding; machanical property: tensile strengths; machanical property: elongation; material: as; manufacturing process: welding
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:
 manufacturing process: welding; machanical property: tensile strengths; machanical property: elongation; material: as; manufacturing process: welding