Aerospace tubes

Sandvik offers a broad range of grades and dimensions for the aerospace industry. Grades include both stainless steels and titanium for hydraulic applications in particular, but also for structural components.

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Typical dimensions for aerospace applications range from 0.25 mm (0.010 in.) to 50.80 mm (2.0 in.) outside diameter.

Let's shape the future of the aerospace industry together!

Ever growing demands in the aerospace industry for safer, lighter and stronger materials are also opening up exciting new possibilities – for reduced fuel consumption, flawless operation under higher pressures and reduced costs through smarter designs.

Read more about our aerospace capabilities

Stainless and nickel alloy tubing

The following list of grades and specifications is not exhaustive and individual customer specifications will also often be applied.

Seamless and redrawn

ASTM Grade Sandvik grade UNS no. Condition Specifications
304 5R10 S30400 Hard AMS 5566/5564 
304 5R10 S30400 Hard MILT 5695
304 5R10 S30400 Hard LN 9396
304 5R10 S30400 Hard LN 9398
304 5R10 S30400 Annealed MILT 8504 
304L 3R12 S30403 Hard AMS 5569
304L 3R12 S30403 Hard or annealed AIR 9164
304L 3R12 S30403 Hard or annealed AIR 9160
304L 3R12 S30403 Annealed AIR 9423
304L 3R12 S30403 Annealed AIR 9424 
321 6R35 S32100 Annealed AMS 5645, AMS 5557/5570
321 6R35 S32100 Hard or annealed AIR 9164
321 6R35 S32100 Hard or annealed AIR 9160
321 6R35 S32100 Annealed AIR 9423
321 6R35 S32100 Annealed AIR 9424
321 6R35 S32100 Annealed BSI T67
321 6R35 S32100 Annealed LN 9396
321 6R35 S32100 Annealed MILT 8808
321/347 6R35/8R40 S34700 Annealed LN 9398
347 8R40 S34700 Annealed AMS 5571/5556 
347 8R40 S34700 Hard BSI T68
347 8R40 S34700 Annealed BSI T66
347 8R40 S34700 Annealed BSI T72
347 8R40 S34700 Annealed MILT 8808
304/304L 5R10/3R12 S30400/S30403 Hard MILT 6845 
304L/321/347 3R12/6R35/8R40 S30403/S32100/S34700 Annealed MILT 8606 
304L/316L/321/347 3R12/3R60/6R35/8R40 S30403/S32100/S34700 Hard MILT 8973
Alloy 625 - N06625 Annealed AMS 5581 
Alloy 718 - N07718 Annealed AMS 5590
Nickel 200 - N02200 Annealed

Approvals

Quality certifications

  • ISO 9001
  • AS EN 9100
  • ISO 14001
  • ISO 18001

Customer approvals

  • Airbus
  • Embraer
  • BAE Systems
  • Bombardier
  • Lockheed Martin
  • Rolls Royce
  • Safran

Applications

Our products are used in, for example, the following aerospace applications:

  • Defence aircraft
  • Fuselage and instrumentation
  • Helicopter systems
  • Jet engine systems
  • Landing gear and brakes
  • Space rocket engines

Read more about our aerospace capabilities