JIS-Spec Seamless Pipes for Japanese Trading Houses

JIS G3454 / G3456 compliant seamless pipes — supplied to Mitsubishi Corp, Mitsui, Marubeni, and Sumitomo for project export.

Industries we serve in Japan

Selected buyers in Japan: Mitsubishi Corp, Mitsui & Co, Marubeni, Sumitomo Corp, JFE Engineering.

Why Stancor Alloys for Japan projects

  1. JIS-conformant manufacturing (G3454 STPG, G3456 STPT) with PED + JIS dual certification.
  2. Sogo-shosha-friendly: bilingual (Japanese + English) inspection reports + Mill TC stamps.
  3. Class NK shipbuilding-grade pipes available for tanker / LNG carrier projects.

Compliance & certifications relevant here: JIS G3454 / G3456, Class NK shipbuilding, KHK pressure vessel.

Delivery ports: Port of Yokohama, Port of Kobe, Port of Tokyo.
Typical lead time: 20-28 days.

Frequently asked questions

Do you have prior experience with Japanese trading houses?

Yes — long-running supply relationships with Mitsubishi Corp and Mitsui & Co for project material to Asia + Middle East.

Get a quote in your timezone (Asia/Tokyo)

Send a quick spec sheet (grade, OD, wall thickness, quantity, delivery port) via our contact form and we will respond within 1 business day during Japan working hours. Quotes in JPY available on request.