Papatu u'amea e tetee atu i le tau
Fa'amatalaga Puupuu:
Ole fa'atatauga tutusa ASTM mo u'amea tau o ASTM A588, ASTM A242, ASTM A606-4, ASTM A847 ma ASTM A709-50W, isi tulaga fa'ata'atia JIS G3125, JIS G3114, EN10025 ma GB/T4171.we pepa sapalai oloa eseese , u'amea u'amea, ipu u'amea, u'amea mafolafola, tulimanu, alavai.