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A 473 302B

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A 314 302B A 580 Type 302B
#302B

Description

USA SAE A 473 (2009), A 473 302B Specialsteel Stainless Steel Forgings and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 473 302B
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 473 302B Austenite SAE USA Stainless Steel Forgings

Chemical composition(mass fraction)(wt.%) of the A 473 302B

C Si Mn P S Cr Ni
≤0.15 2.00 -3.00 ≤2.00 ≤0.045 ≤0.03 17.0 -19.0 8.00 -10.0

Mechanical Properties of steel grade A 473 302B

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)
827 (≥) 824 (≥) 11 42 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade A 473 302B

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
11 - -     0.24 -  
722 742 - 24.3 423   -  
249 - 21 41.2   222 422

Heat Treatment of steel grade A 473 302B

Heat treated : 1741°C - 1826°C

Technological Curves of steel grade A 473 302B

Cross Reference Table (Equivalent Grade) of A 473 302B

Grade Standard Country Application
302B
302B
302B
SUS302B
SUS302B

Relevant standard of A 473 302B

A 473 (2009) Stainless Steel Forgings A-473--(2009).pdf
A 314 302B A 580 Type 302B
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Jiangyou Longhai Special Steel Co.,Ltd.

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