id	keyword
american_scientific_journal-6702	haz
american_scientific_journal-6702	figure
american_scientific_journal-6702	ferrite
american_scientific_journal-6702	volume
american_scientific_journal-6702	metal
american_scientific_journal-6702	sample
american_scientific_journal-6702	welding
american_scientific_journal-6702	properties
american_scientific_journal-6702	values
american_scientific_journal-6702	steel