SUS440C

Characteristics

SUS440C is a high-carbon martensitic stainless steel with high strength, proper corrosion resistance, and good hardness and wear resistance.

Density7.78

Stock Form and Sizes

◆1000mm ◎2000mm ▲3000mm ■3500mm ●4000mm ★2500mm~3990mm

Cold finished round barsSpecification:JIS G4318
size 2〜8
22.533.544.455.35.566.3577.188.4
  
3.2
 
4.2
 
5.2
  ◎●
6.2
  ◎●
7.2

8.2
 
size 8〜15
8.9599.521010.81111.31212.7131414.314.61515.87
 
9.2
 
10.2
   
12.2
 
13.2

14.2
    
size 16〜24
1616.31717.31818.3192020.3212222.22323.324
               
size 25〜42
25262727.62283030.6323333.33435363840
               
size 45~50
42454850           
               

Chemical composition

 NiCrFeCMnSiCoPSMoCuNNbTaNb+TaWVother
min 16.00 0.95              
max(0.60)18.00 1.201.001.00 0.0400.030(0.75)        

( )% max may be added.

Mechanical properties

Soft Annealed
 Tensile Strength N/mm²0.2% Yield Strength N/mm²Elongation %Reduction of Area %Hardness
min     
max    HB269
Quench and Tempered
 Tensile Strength N/mm²0.2% Yield Strength N/mm²Elongation %Reduction of Area %Hardness
min    HRC58
max     

※Above is standard values of JIS G4303. For further information, please contact us.

International Specification Comparison chart

 MaterialRound barsPlates/SheetsPipes/Tubes
SeamlessWelded
JISSUS440CG4303/G4318G4304  
ASTMS44004A182/A276/A479A240  
ASMES44004SA182/SA276/SA479SA240  
DIN/EN1.4125    

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CONTACT

OSAKA STAINLESS

Inquiry/Request for information

TEL 81-6-6586-5626
FAX 81-6-6586-5858

E-MAIL:info@osc21.co.jp

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