M. A. International manufactures and exports Duplex Steel UNS S31803 Sheet/Plates/Coil from our Mumbai facility to buyers across Japan. Our Duplex Steel UNS S31803 Sheet/Plates/Coil are manufactured to ASTM A790/A928 (pipes), A815 (fittings), A182 (flanges), A240 (sheet/plate), with full mill test certificates and third-party inspection (Lloyd's, DNV, Bureau Veritas, SGS) available on request.

We supply Duplex Steel sheet/plates/coil with documentation packages built to match METI and general EPC contractor specification requirements common on Japan tenders.

Our export desk regularly ships Duplex Steel UNS S31803 Sheet/Plates/Coil to project sites, free zones and industrial areas across Japan, including:

  • Chiba — Keiyo Industrial Zone - petrochemical, steel, power - largest port by area
  • Yokohama — 2nd largest port, chemicals, oil refining
  • Yokkaichi — Mie Prefecture - first petrochemical complex in Japan
  • Osaka/Kobe/Nagoya — Shipbuilding, oil refining, petrochemical, industrial ports

Typical sea freight transit via Mumbai/Nhava Sheva to Yokohama/Chiba is 18-22 days; air freight is available for urgent shutdown/turnaround orders.

Yes. We regularly ship Duplex Steel UNS S31803 Sheet/Plates/Coil from Mumbai to Chiba and other Japan project sites, with full mill test certificates and third-party inspection on request.

Our Duplex Steel UNS S31803 Sheet/Plates/Coil are manufactured to ASTM A790/A928 (pipes), A815 (fittings), A182 (flanges), A240 (sheet/plate), with documentation compatible with Japan project specification requirements (METI and general EPC contractor norms).

We accommodate both bulk project orders and smaller trial/sample orders for Japan buyers - contact our export desk with your size and schedule requirements.

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