Welded steel pipe DN550

DN550 welded steel pipe, also known as non-559 welded steel pipe, is a carbon steel pipe produced by the cold rolling method (cold casting). The two edges of the pipe are welded together using welding techniques.

ung-dung-cua-ong-thep-han-dn550
Some applications of 558.8 mm welded steel pipe

Technical specifications of welded steel pipe DN550

Product information:

  • Outer diameter: 558.8 mm
  • Pipe length: 6 meters, 12 meters
  • Thickness: 9mm, 12mm, 16mm, 19mm, 22mm
  • Production standards: ASTM A53.A106 Gr.B, API 5L, JIS G3444
  • Origin: Imported

Specifications of DN550 steel pipes

Diameter Outer diameter (mm) Length
M
Standard

Steel pipe DN 550 Steel pipe ϕ​559 thickness 6.35mm 6.00-12.00 SCH 10
Steel pipe  DN 550 Steel pipe ϕ​559 thickness 9.53mm 6.00-12.00 SCH 20
Steel pipe DN 550 Steel pipe ϕ​559 thickness 12.7mm 6.00-12.00 SCH 30
Steel pipe DN 550 Steel pipe ϕ​559 thickness 16.1mm 6.00-12.00 SCH 40
Steel pipe DN 550 Steel pipe ϕ​559 thickness 22.2mm 6.00-12.00 SCH 60
Steel pipe DN 550 Steel pipe ϕ​559 thickness 28.6mm 6.00-12.00 SCH 80
Steel pipe DN 550 Steel pipe ϕ​559 thickness 34.9mm 6.00-12.00 SCH 100
Steel pipe DN 550 Steel pipe ϕ​559 thickness 41.3mm 6.00-12.00 SCH 120
Steel pipe DN 550 Steel pipe ϕ​559 thickness 47.6mm 6.00-12.00 SCH 140
Steel pipe DN 550 Steel pipe ϕ​559 thickness 54mm 6.00-12.00 SCH 160

Chemical composition of steel pipe DN550

C Si Mn P S Cr Ni Mo Cu Yield Strength (Mpa) Tensile Strength (Mpa) Elongation (%) Min. Pressure Mpa
0.19 0.244 0.497 0.018 0.019 0.004 0.014 <0.002 0.022 300/290 475/490 28/29 14.69

Tiger Steel is a branch of Bao Tin Steel

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