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    Longitudinal Welded Construction pipes
    Large Structural Pipe
    EN10219 (cold ) and EN10210 (hot).
    Qualities standards from stock: S355J2H and S355J0H, S275JOH and S235JR. Other qualities upon request.
    114.3 mm - 610 mm diameter range
    Wall thickness: 4,5 mm - 15,88mm

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    Large welded ERW API Line Pipe

    Longitudinally Welded Large Diameter Pipes
    API 5LB through X70
    ISO 3183 grades L245 - L485
    CSA Z245.1 Grades 241-483
    EN 10208-2 Gas Transportation
    SANS 62, SANS 719 & SANS 1182

    Large Diameter Spirally Welded steel Pipe

    API Spec 5L/ ISO 3183 / EN 10217 -1/ EN 10219-1/2/ASTM A252
    API 5L PSL 1/2: Gr B upto X 70
    EN 10219- 1/2 : S235JRH, S275J0H, S275J2H, S355JOH, S355J2H
    219 mm - 2540 mm diameter range
    Wall thickness: 6,0 mm - 22,00 mm

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    Coatings and Linings

    External coatings
    Fusion Bonded Epoxy Coating
    3-Layer High Density Coatings (3-LPE & 3-LPP)
    Liquid Epoxy Coating
    Internal Linings
    Liquid Epoxy Lining



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Manufacturer of large-diameter steel pipes

Tianjin Huilitong Steel Pipe in China specialized in manufacturing LONG WELDED ERW PIPES and Large Diameter Spiral-welded steel pipe over 15 years.

Tianjin Huilitong Steel Pipe has been approved by API 5L(License Number:0654), ISO9001-2008,Lloyd's Register-FPC(EN10210-1/2,/EN10219-1/2,EN10217-1),PED 97/23/EC,Lloyd's Register Quality Assurance.


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