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Carpenter™ 21-12N Material Property Data Sheet

Do you need custom fasteners created with Carpenter™ 21-12N? Since our inception, Vegas Fastener Manufacturing has met every challenge of providing Quality, Timely, Cost-effective solutions for specialty fastener applications. Every product is built to your specifications, using your prints if necessary.

Below are the technical specifications of the Carpenter™ 21-12N Bar Stock we have available to meet your needs.

Carpenter™ 21-12N Stainless Steel, Bar

Subcategory: Metal; Stainless Steel;

Key Words: Carpenter Technology Corporation, Carpenter Steel Division; Cartech,

Component    Wt. %
Carbon .20%  
Chromium 21%  
Manganese 1.75%  
Nickel 11.50%  
Silicon .80%  
Nitrogen .20%  

Material Notes:
This alloy has been used as the head material in two-piece exhaust valves for both diesel and gasoline engines. It offers excellent high temperature strength and hardness as well as corrosion resistance to combustion products.

Machinability : Machinability properties are comparable to the standard 18-8 stainless alloys.

Physical PropertiesMetricEnglishComments
Density8.08 g/cc0.292 lb/in³ 

Mechanical Properties
Tensile Strength, Ultimate852 MPa123.5 Ksi 
Elongation at Break42.0 %42.0 % 
Reduction of Area60 %60 % 
Brinell Hardness241