... x42 1.Mateial:ASTM A53-2007, API 5CT, API 5L 2.Standard:DIN, EN, ASTM,AISI,JIS 3.OD:1/8"-36" ... pipe line api 5l x42 Product show: hs code ... X42, X56, X65, X70, X80StandardBS1387-1985, GB/T3091-2001, ASTM, API, DIN, JISZinc Coating200-300g/sq.mEnd TreatmentPlain or beveled endO ...