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- Merchant panel
Seamless steel pipe and steel tube with seamless spiral submerged arc
- Outer diameters: 219.1 to 2,845.0mm
- Wall thicknesses: 6.0 to 22.0mm
- Standards: GB/T3091-2008/GB/T9711.2-1999 and API Spec 5L
- Steel grade: Q215A-Q345B/L245NB-L555MB and X42-X80
- Strength of bend and stretches: 241 to 690mm
- Tensile strengths: 414 to 827mm
