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303 Cu

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S30323 SUS 303Cu
#303Cu

Description

USA UNS SAE J 405 (1998) , 303 Cu Specialsteel Chemical compositions of SAE wrought stainless steels and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 303 Cu
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel 303 Cu Austenite UNS USA Chemical compositions of SAE wrought stainless steels

Chemical composition(mass fraction)(wt.%) of the 303 Cu

C Si Mn P S Cr Ni Cu Se
≤0.15 ≤1.00 ≤2.00 ≤0.15 0.10 - ≥ 17.0 -19.0 6.00 -10.0 2.50 -4.00 0.10 - ≥

Mechanical Properties of steel grade 303 Cu

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
221 (≥) 764 (≥) 23 32 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade 303 Cu

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
21 - -     0.43 -  
793 142 - 31.3 324   -  
675 - 22 41.2   323 242

Heat Treatment of steel grade 303 Cu

Heat treated : 1845°C - 1496°C

Technological Curves of steel grade 303 Cu

Cross Reference Table (Equivalent Grade) of 303 Cu

Grade Standard Country Application
SUS303Cu
SUS303Cu

Relevant standard of 303 Cu

SAE J 405 (1998) Chemical compositions of SAE wrought stainless steels SAE-J-405--(1998)-.pdf
S30323 SUS 303Cu
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