Koji su glavni materijali API 5L standardne cjevovodne cijevi?
Glavni materijali API 5L standardne cjevovodne cijevi su:
1, PSL1 razred: A / A210, B / L245, X42 / L290, X56 / L320, X52 / L360, X56 / L390, X60 / L415, X65 / L450, X70 / L485, X80 / L555
2, PSL2 razred: BN / L245N, X42N / L320N, X58N / L320N, X56N / L390N, X65N / L415N, X80Q / L5590Q, X45Q / L5590Q, X42Q / L290Q, X52Q / L320Q, X52Q / L320Q, X56Q / L390Q, X60Q / L415Q.
3, Kiselinski linijski materijal: BNS / L245NS, X42NS / L320NS, X52NS / L360NS, X52NS / L390NS, X60NS / L415NS, X65QS / L5850QS, X80QS / L555QS, X42QS / L290QS, X60Q / L415Q, X60Q / L415Q, X65QS / L4850QS, X80QS / L555SQ, X42QS / L290QS, X42Q / L215QS, X60Q / L415Q / L290Q, X55QS / L360QS, X56QS / L390QS, X60QS / L415QS
4, kiselinski / ili servisni cjevovodni materijal: BNO / L245NO, X42NO / L220NO, X56NO / L320NO, X56NO / L315NO, X65NO / L415NO, X65QO / L4850QO, X70QO / L585QO, X08QO / L555QO, X42QO / L290QO, X46QO / L320QO, X52QO / L360QO, X56QO / L390QO, X60QO / L415QO
