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• Type of Steel Pipes
• Anticorrosion and Heat Preservation

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Double-sided submerged arc welded spiral seam steel pipe

• Diameter:

  Φ219mm-Φ3220mm

• Wall thickness:

  6mm-28mm

• Steel grade:

  Q215-Q235；L210-L690；X42-X100

• Executive standards:

  API 5L; GB/T9711-2017 PSL1 and PSL2; SY/T5037/5040-2012

• Purpose:

  Mainly used for transportation of oil, natural gas, heat, water and other fluids, and used as engineering structural (pile) pipes.

• Product features:

  1.The product features high size and shape control precision and pipe body with smooth surface.
  2. The product has good stability.
  3．The product is cost-effective.
  

Longitudinal submerged arc welded pipe

• Diameter:

  Φ406.4mm-Φ1422mm

• Wall thickness:

  6mm-32mm

• Steel grade:

  Q215-Q235；L210-L690；X42-X100

• Executive standards:

  API 5L、GB/T9711-2017 PSL2

• Purpose:

  Mainly used for transportation of oil, natural gas and other fluids in high pressure or special sections, and used as engineering structural (pile) pipes.

• Product features:

  1．The product features high size and shape control precision and pipe body with smooth surface.
  2．The product has high weld quality, small residual stress, and high bearing pressure.
  3． It is especially suitable for producing thick-walled and thick steel pipes.

Straight seam resistance welded steel pipe

• Diameter:

  Φ76mm-Φ610mm

• Wall thickness:

  3.2mm-16mm

• Steel grade:

  Q215-Q235；L210-L485；X42-X80

• Executive standards:

  API 5L、API 5CT  GB/T9711-2017 PSL1 PSL2

• Purpose:

  Mainly used for transportation of oil, natural gas, water and other fluids, and used as engineering structural (pile) pipe.

• Product features:

  1.The product features high welding speed, large production capacity and high production efficiency;
  2.The weld is narrow, flat and smooth, and the appearance is beautiful;

Seamless steel pipe

• Diameter:

  Φ38mm-Φ762mm

• Wall thickness:

  3.2mm-130mm

• Steel grade:

  20#、45#、16Mn、27SiMn、12Cr1MoV、15CrMo、10CrMo910等

• Executive standards:

  GB/T9948-1988 for petroleum cracking tubes, GB/T5310-2008 for high pressure boiler tubes, GB/T3087-1999 for low and medium pressure boiler tubes, GB/T8163-2008 for fluid tubes, GB/T8162-1999 for structural tubes, and GB/T6479-2000 for tubes for chemical fertilizer equipment

• Purpose:

  Mainly used for boiler tubes, chemical process pipelines, oil casing and other transportation under high pressure or non-room temperature, commonly used as engineering structural (pile) pipe.

• Product features:

  1．The residual stress is small and the bearing pressure is very high.
  2．The production speed is fast and the output is high.
  3．The product is subject to special heat treatment, and suitable for special temperature and use.

Ordinary fluid welded steel pipe

• Diameter:

  Φ14mm-Φ219mm

• Wall thickness:

  Q215-Q345

• Executive standards:

  GB/T3091-2001, GB/T14291-2006, GB/T12770-2002, GB/T12771-1991, etc.

• Purpose:

  Used for transportation of low-pressure fluids, such as water, gas and heating.

• Product features:

  high production efficiency and low cost.

Galvanized steel pipe

• Diameter:

  Φ15mm-Φ200mm

• Wall thickness:

  1.7mm-5.25mm

• Steel grade:

  20#；Q195-Q235

• Executive standards:

  GB/T3092-2008

• Purpose:

  Used for transportation of low-pressure fluids, such as water, gas and heating.

• Product features:

  1．Generally, small welded pipes are used for secondary hot dip galvanizing.
  2．The product features uniform coating, good adhesion and strong corrosion resistance.。

Double-sided submerged arc welded spiral seam steel pipe

Longitudinal submerged arc welded pipe

Straight seam resistance welded steel pipe

Seamless steel pipe

Ordinary fluid welded steel pipe

Galvanized steel pipe

Xi’an Rongdi Pipe (Group) Co., Ltd

About Company Profile Leader’s Speech Party Building Trade Union Honors and Qualifications Partner Development Enterprise Videos Product System Type of Steel Pipes Anticorrosion and Heat Preservation Performance Display Oil and Gas Engineering Thermal Engineering Power Plant Engineering Industrial Engineering Water Engineering Foreign Trade and Hong Kong and Macao Projects Other Projects Corporate Culture Team Building Give back to the Society Humanistic Sports Contact

LINKS Baosteel SCAN Tel：+86-029-82249099 Fax：029-82248533 Email：xarongdi@163.com Address：Room 11901, Xiangyuan Building, No. 80, East Section of South Second Ring Road, Xi’an City

Xi’an Rongdi Pipe (Group) Co., Ltd.
陕ICP备2022008810号

Xi’an Rongdi Pipe (Group) Co., Ltd.     陕ICP备2022008810号

Tel：+86-029-82249099
Fax：029-82248533
Email：xarongdi@163.com    
Email：xarongdi@163.com
Address：Room 11901, Xiangyuan Building, No. 80, East Section of South Second Ring Road, Xi’an City