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SB-729 N08020

Favorite Datasheet
SB-473 N08020 B 462 N08024
#20Cb-3 #N08020

Description

USA AMS SB-729, SB-729 N08020 Specialsteel Specification for Seamless UNS N08020, UNS N08026, and UNS N08024 Nickel-Alloy Pipe and Tube and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SB-729 N08020
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SB-729 N08020 Austenite AMS USA Specification for Seamless UNS N08020, UNS N08026, and UNS N08024 Nickel-Alloy Pipe and Tube

Chemical composition(mass fraction)(wt.%) of the SB-729 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 SB-729 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)
821 (≥) 482 (≥) 23 43 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical Properties of steel grade SB-729 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
22 - -     0.21 -  
647 462 - 14.3 134   -  
924 - 32 13.2   421 343

Heat Treatment of steel grade SB-729 N08020

Heat treated : 1156°C - 1829°C

Technological Curves of steel grade SB-729 N08020

Cross Reference Table (Equivalent Grade) of SB-729 N08020

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

Relevant standard of SB-729 N08020

SB-729 Specification for Seamless UNS N08020, UNS N08026, and UNS N08024 Nickel-Alloy Pipe and Tube SB-729.pdf
SB-473 N08020 B 462 N08024
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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