Apakah bahan utama paip saluran paip standard API 5L?
Bahan utama paip saluran paip standard API 5L ialah:
1, Gred PSL1: A / A210, B / L245, X42 / L290, X46 / L320, X52 / L360, X56 / L390, X60 / L415, X65 / L450, X70 / L485, X80 / L555
2, psl2 gred: bn/l245n, x42n/l290n, x46n/l320n, x52n/l360n, x56n/l390n, x60n/l415n, x65q/l450q, x70q/l485 X46Q/L320Q, X52Q/L360Q, X56Q/L390Q, X60Q/L415Q.
3,Acid line pipe material: BNS/L245NS, X42NS/L290NS, X46NS/L320NS, X52NS/L360NS, X56NS/L390NS, X60NS/L415NS, X65QS/L450QS, X70QS/L485SQ, X80QS/L555QS, X42QS/L290QS, X60Q/L415Q, X60Q/L415Q, X65QS/L450QS, X70QS/L485SQ, X80QS/L555QS, X42QS/L290QS, X42QS/L290QS, X60Q/L415Q/L290QS, X46QS/L320QS, X52QS/L360QS, X56QS/L390QS, X60QS/L415QS
4, acid / or service pipeline pipe material: BNO / L245NO, X42NO / L290NO, X46NO / L320NO, X52NO / L360NO, X56NO / L390NO, X60NO / L415NO, X65QO / L450QO, X70QO / L485QO, X80QO/L555QO, X42QO/L290QO, X46QO/L320QO, X52QO/L360QO, X56QO/L390QO, X60QO/L415QO
