Stainless steel for use with high-pressure hydrogen "AUS316L-H2"

Excellent rolling property and consistent quality contributing to achieving a hydrogen society

AUS316L-H2 is a stainless steel for high pressure hydrogen based on SUS316/SUS316L

Type of steel and steel standards (〇: standard supported, ×: not supported)

Product JISG4303
Standards given as general rules in the High Pressure Gas Safety Act
Composition Mechanical properties Composition Mechanical properties Ni equivalent 28.5 or more Contraction 75% or more
(SUS316(L) for high pressure hydrogen)
General SUS316L × × ×
General SUS316 × × ×

Product dimensions

Heat treatment for solid solution Round bar: φ16-200mm
Cold drawn steel (High strength specification) Round/hexagonal bar: -φ40mm in general


  • Excellent rolling properties enable simple design of high pressure hydrogen devices requiring safety and reliability.
  • Cold drawing machining supports high strength and near-net-shape production.

Positioning of AUS316L-H2


SSRT test results (-40°C, room temperature, 90°C)

  • SSRT: Slow Strain Rate Tensile Testing

Major applications

Consistent quality for use in devices for fuel cell automobiles and hydrogen stations.

Toyota fuel cell automobile MIRAI (as a material for high pressure hydrogen components)

Toyota fuel cell automobile MIRAI

Hydrogen station devices

Filling nozzle

Filling nozzle
Photograph provided by: Hamai Industries Ltd.

High pressure hydrogen manual valves/check valves

High pressure hydrogen manual valves/check valves
Photograph provided by: Fujikin Incorporated

Ultra-high pressure back pressure valve

Ultra-high pressure back pressure valve
Photograph provided by: YAMATOSANGYO

Product inquiries


AICHI STEEL Corporation
Sales and Planning Division

TEL +81 (52) 603-9362


Please complete any inquiries from the below.

Product inquiries form

  • Please understand that we may not be able to accept specific orders depending on the circumstances even for information given on this website. Feel free to contact us for the latest information.
    Note that information given on this website is subject to change without notice.