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  • SSAW Pipe
  • SSAW Pipe
  • SSAW Pipe
  • SSAW Pipe

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SSAW Pipe
Spiral submerged arc welded steel pipe is a metal pipe with spiral seam welded by submerged arc welding process. Submerged arc welding process is used to weld the metal pipe with spiral seam.
+86 13310652759
+86 13310652759
info@zgcysteel.com
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◉ Product Details

SpecificationOD: 219-2032mm       WT: 1.2-30mm
TechniqueSSAW (spiral submerged arc process)
MaterialAPI 5L / A53 GR BQ195 Q235 Q345S235 S355
Surface treatmentExternal: 3PE, bitumen, epoxy powderInternal: Epoxy, bitumen, cement
NDT testingHydrostatic testUT testRT test
End treatmentBevel 


DNEpoxy coating/umAdhesive coating/umMinimum thickness for PE coating(mm)



CommonEnhanced
DN≤100≥120≥1701.82.5
100

2.02.7
250

2.22.9
500≤DN<800

2.53.2
DN≥800

3.03.7


External Single-layer Epoxy Executive SY/T0315

NumberCoating levelMinimum thickness(um)
1Normal level300
2Reinforce level400


Internal FBE Executive SY/T0442

Pipeline operation requirementsInternal coating thickness(um)
Drap reduction pipeline≥50
Anti-corrosion pipelineNormal≥250
Reinforce≥350  

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