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AMS 5645 | Steel, Corrosion and Heat-Resistant, Bars, Wire, Forgings, Mechanical Tubing, Rings and Forging Stock (347) | Solution Heat Treated

What AMS 5646 covers

AMS 5646 is the aerospace material specification for steel, corrosion and heat-resistant, bars, wire, forgings, mechanical tubing, rings and forging stock (347), solution heat treated.

AMS 5646 applies to stainless steel grade 347, as steel, corrosion and heat resistant, bars, wire, forgings, mechanical tubing, rings and forging stock, in the solution heat treated condition.

Titanium Industries stocks Stainless Steel Grade 347 Round Bar to AMS 5646.

Stainless Steel Grade 347 is used for jet and rocket engines, high temp expansion joints, exhaust manifolds, chemical production equipment, aircraft collector rings and valves.

Specifications that cross-reference AMS 5646 include AMS-QQS-763, ASTM A276, ASTM A320 and ASTM A484.

For AMS 5646 material, request a quote online or contact your nearest Titanium Industries location. The information on this page is for reference only and does not replace the specification itself.

Round bar, one of the product forms Titanium Industries stocks to AMS 5646

AMS 5646

Stainless Steel Grade: 347

Product Forms: Steel, Corrosion and Heat Resistant, Bars, Wire, Forgings, Mechanical Tubing, Rings and Forging Stock

Condition: Solution Heat Treated

Product availability:

DISCLAIMER: The use of this information should be considered strictly voluntary. Information contained in this page or across the domain, may contain typographical errors and are for reference only. Information presented are purely generalizations and are not a substitution for AMS specifications.

DISCLAIMER: Alloy data sheets are for reference only, not for design purposes.

AMS 5646 Specification — Table 1
Chemical Composition
Fe 68.0% Cr 17.0% Mn <=2.0% C 0.080% Si <=1.0%
Ni 11.0% S <=0.030% Nb+Ta 0.80% P <=0.045%
AMS 5646 Specification — Table 2
Mechanical Properties
Tensile Strength: 75 - 100 ksi Yield Strength: 30 - 65.3 ksi Elongation: 40.0 - 45.0%

Tensile properties and associated requirements vary due to orientation, section thickness, and engineering requirements.

Stainless Steel Grade 347 Applications:

  • Jet and Rocket Engines
  • High Temp Expansion Joints
  • Exhaust Manifolds
  • Chemical Production Equipment
  • Aircraft Collector Rings
  • Valves

Cross Reference Specifications

AMS 5646: questions and answers

What does AMS 5646 cover?

AMS 5646 covers steel, corrosion and heat-resistant, bars, wire, forgings, mechanical tubing, rings and forging stock (347), solution heat treated.

Which products does Titanium Industries stock to AMS 5646?

Stainless Steel Grade 347 Round Bar.

Which specifications cross-reference AMS 5646?

AMS-QQS-763, ASTM A276, ASTM A320 and ASTM A484.

What is Stainless Steel Grade 347 used for?

Jet and rocket engines, high temp expansion joints, exhaust manifolds, chemical production equipment, aircraft collector rings and valves.

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