|   AISI Type S21904 (Alloy 21-6-9) Stainless Steel, welded joints in sheet and strip, tested at 595°C (1100°F)  Subcategory: Stainless Steel; T S20000 Series Stainless Steel; Heat Resisting; Metal Close Analogs: AISI Type S21900 Key Words: UNS S21904, AMS 5595, AMS 5656, ASME SA412, ASTM A269 (XM-11), ASTM A276 (XM-11), ASTM A314 (XM-11), ASTM A412 (XM-11), ASTM A473 (XM-11), ASTM A580 (XM-11) Material Notes: Austenitic, high strength, excellent corrosion resistance, and low magnetic permeability. Applications include aircraft applications such as ducting and bellows systems, tail pipes and exhaust systems, clamps, fasteners, flanges, and hydraulic tubing.
 
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    | DensityTensile Strength, UltimateTensile Strength, YieldElongation at BreakModulus of ElasticityMachinabilityElectrical ResistivityCTE, linear 20°CCTE, linear 250°CCTE, linear 500°CSpecific Heat CapacityThermal Conductivity
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    | Property Data |  
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