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AISI Type 309S
Conditions Tensile Properties 
T (°C)Treatment
25 annealed (wire)  Tensile Strength (MPa) 515 
Yield Strength (MPa) 205 
Elongation (%)  
Reduction in Area (%)  
25 annealed (plate, sheet, strip)  Tensile Strength (MPa) 515 
Yield Strength (MPa) 205 
Elongation (%) 40 
Reduction in Area (%)  
25 cold finished (wire)  Tensile Strength (MPa) 620 
Yield Strength (MPa) 310 
Elongation (%)  
Reduction in Area (%)  
25 cold finished and annealed (bar (over 13 mm in diameter))  Tensile Strength (MPa) 515 
Yield Strength (MPa) 205 
Elongation (%) 30 
Reduction in Area (%) 40 
25 cold finished and annealed (bar (up to 13 mm in diameter))  Tensile Strength (MPa) 620 
Yield Strength (MPa) 310 
Elongation (%) 30 
Reduction in Area (%) 40 
25 hot finished and annealed (bar)  Tensile Strength (MPa) 515 
Yield Strength (MPa) 205 
Elongation (%) 40 
Reduction in Area (%) 50 
Glossary
Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

Essentials of Manufacturing

Information, coverage of important developments and expert commentary in manufacturing.