1. spiral steel pipe 2. OD: 760-2400MM, WT: 1-80MM 3. API 5L GR.B, STANDARD LSAW BIGGER PIPES4. ... SGS INSPECTION, VOC API 1) API 5L GrB ... , LTC/STC/BTC; EUE/NUESeamless line pipe/API -5L PSL 1:A25\A\B\X42\X46\X52\X56\X60\X65 \X70 ... 622-440, 622-490), 980 (Gr.CDSI), 6323 (CFS3), 3602/1 (Gr.360, 430)A335-P1 15Mo3 STPA12A335-P2\A213-T2 ...