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Tube welding machine

Boiler Fin Tube
January 09, 2021
Category Connection: Ống thép nồi hơi
Trò chuyện Liên hệ chúng tôi
Tags:
#ống nước tường #ống trao đổi nhiệt #ống uốn u
Brief: Discover the DIN 2391 ST52.4 EN 10305-1 Cold Drawn Steel Tube, a high-quality precision steel tube designed for industries like mining, energy, and petrochemicals. With over 10 years of expertise, HDT supplies over 80,000 tons annually to 45+ countries. Learn about its mechanical properties, chemical composition, and versatile applications.
Related Product Features:
  • Cold drawn seamless precision steel tubes compliant with DIN 2391-1 standards.
  • Available in sizes from 4mm to 219mm with wall thicknesses ranging from 0.5mm to 20mm.
  • Meets mechanical properties for grades St35, St45, and St52 with varying resistance and elongation.
  • Chemical composition includes controlled levels of C, Si, Mn, P, and S for optimal performance.
  • Versatile applications in oil, gas, fluid transport, boilers, and heat exchangers.
  • Offers value-added services like drawing, expansion, polishing, and bending.
  • Suitable for industries such as power generation, petrochemicals, and pharmaceuticals.
  • Available in multiple finishes including polished, annealed, and pickled.
Câu hỏi thường gặp:
  • What industries commonly use DIN 2391 ST52.4 Cold Drawn Steel Tubes?
    These tubes are widely used in off-shore oil drilling, power generation, petrochemicals, gas processing, pharmaceuticals, and heat exchangers.
  • What are the mechanical properties of St52 grade tubes?
    St52 grade tubes have a minimum tensile strength (Rm) of 640 MPa, yield strength (Re) of 420 MPa, and elongation (A%) of 10% under +SR conditions.
  • What sizes and finishes are available for these tubes?
    The tubes are available in sizes from 4mm to 219mm OD with wall thicknesses from 0.5mm to 20mm. Finishes include polished, annealed & pickled (AP), and bright annealed (BA).
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