Super Duplex Steel Tubes

M Metal Tubes India Pvt Ltd is a trusted Indian manufacturer and global exporter of Super Duplex Steel Tubes including seamless, ERW, U-shaped, and capillary types. Our tubes offer exceptional mechanical strength, chloride resistance, and dimensional precision. Backed by 40+ years of experience, we serve industries demanding high-performance tubing for harsh environments, civil engineering, and chemical processing.

M Metal Tubes India Pvt Ltd, with over 40 years of experience, is a leading manufacturer and exporter of Super Duplex Steel Tubes in India. Our advanced manufacturing capabilities, paired with stringent quality control, make us a reliable partner for industries requiring tubing solutions that withstand harsh operating conditions.

Grades & Specifications We Offer:

  • WERKSTOFF NR. 1.4410 – Excellent chloride resistance and mechanical strength.
  • UNS S32750, S32760, S32950 – Dual-phase austenitic-ferritic structures for superior durability and corrosion performance.
  • Standards: ASTM A790 / A789, ASME SA789

Our Range of Super Duplex Tubes:

  • Seamless Tubes: High strength and precision, ideal for pressure systems and offshore applications.
  • Welded Tubes (ERW / EFW): Cost-effective with superior weldability and resistance to stress corrosion.
  • Capillary Tubes: Small-diameter tubes with precise internal finishes used in instrumentation and control systems.
  • U-Shaped Tubes: Perfect for heat exchangers, made with enhanced nitrogen content for hardening and toughness.
  • Round, Square & Rectangular Tubes: Available in multiple forms for structural and mechanical applications.
  • Cold Drawn Tubes: High dimensional accuracy, smooth surface finish, and better strength.

Product Advantages:

  • Excellent resistance to pitting, crevice, and stress corrosion cracking
  • High tensile and yield strength due to nitrogen and molybdenum enrichment
  • Superior dimensional accuracy and surface finish
  • Longer service life with minimal maintenance
  • Alternative to expensive nickel-based alloys

Applications of Our Super Duplex Steel Tubes:

  • Oil & gas exploration and offshore platforms
  • Chemical and petrochemical processing plants
  • Civil engineering and construction frameworks
  • Water treatment and desalination systems
  • Heat exchangers and power generation units

Why Choose M Metal Tubes India Pvt Ltd?

  • 40+ years of manufacturing expertise
  • Global export capability with timely delivery
  • Compliance with ASTM, ASME, and international standards
  • Custom tube solutions for niche and high-demand applications
  • Commitment to defect-free, performance-driven tubing

Explore Our Best-Selling Super Duplex Tubes:

  • UNS S32760 Square Tubes
  • Super Duplex S2507 Round Tubes
  • UNS S32950 Tubing
  • Super Duplex S2507 ERW Tubes

As one of the most trusted Super Duplex Steel Tube Suppliers in India, M Metal Tubes India Pvt Ltd delivers quality and reliability in every tube. Our wide inventory and global logistics network allow us to serve clients across diverse sectors with unmatched efficiency.

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Specification

SPECIFICATION : ASTM A790 / ASME SA790, ASTM A789 / ASME SA A789

OUTER DIAMETER : 6.00 mm OD up to 250 mm OD, Sizes up to 12” NB

FORM : Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tubes

THICKNESS : 0.3mm – 50 mm

LENGTH : Single Random, Double Random & Required Length

TYPES : Seamless / ERW / Welded / Fabricated / CDW

END : Plain End, Beveled End, Treaded

Delivery Condition

Annealed and Pickled, Polished, Bright Annealed, Cold Drawn

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