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B 473 N08020

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B 472 N08020 B 475 N08020
#20Cb-3 #N08020

Description

USA SAE B 473 (2007), B 473 N08020 Specialsteel UNS N08020, UNS N08024, and UNS N08026 Nickel Alloy Bar and Wire and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: B 473 N08020
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel B 473 N08020 Austenite SAE USA UNS N08020, UNS N08024, and UNS N08026 Nickel Alloy Bar and Wire

Chemical composition(mass fraction)(wt.%) of the B 473 N08020

C Mn Si P S Cr Ni Mo Cu Nb
≤0.07 ≤2.00 ≤1.00 ≤0.045 ≤0.035 19.00 -21.00 32.00 -38.00 2.00 -3.00 3.00 -4.00 8×C％ -1.00

Mechanical Properties of steel grade B 473 N08020

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)
693 (≥) 191 (≥) 34 23 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade B 473 N08020

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
44 - -     0.14 -  
863 379 - 23.3 142   -  
665 - 31 23.2   434 222

Heat Treatment of steel grade B 473 N08020

Heat treated : 1977°C - 1597°C

Technological Curves of steel grade B 473 N08020

Cross Reference Table (Equivalent Grade) of B 473 N08020

Grade Standard Country Application
20Cb-3,20Mo-4,20Mo-6
N08020
N08020

Relevant standard of B 473 N08020

B 473 (2007) UNS N08020, UNS N08024, and UNS N08026 Nickel Alloy Bar and Wire B-473-(2007).pdf
B 472 N08020 B 475 N08020
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