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A 473 S21904

Favorite Datasheet
A 314 S21904 A 580 S21904
#S21904 #XM-11

Description

USA SAE A 473 (2009) , A 473 S21904 Specialsteel nless Steel Forgings and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 473 S21904
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 473 S21904 Austenite SAE USA nless Steel Forgings

Chemical composition(mass fraction)(wt.%) of the A 473 S21904

C Si Mn P S Cr Ni N
≤0.04 ≤1.00 8.00 -10.0 ≤0.06 ≤0.03 19.0 -21.5 5.50 -7.50 0.15 -0.40

Mechanical Properties of steel grade A 473 S21904

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)
777 (≥) 866 (≥) 43 41 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade A 473 S21904

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 - -     0.22 -  
122 229 - 44.3 212   -  
349 - 14 42.2   214 341

Heat Treatment of steel grade A 473 S21904

Heat treated : 1468°C - 1732°C

Technological Curves of steel grade A 473 S21904

Cross Reference Table (Equivalent Grade) of A 473 S21904

Grade Standard Country Application
S21904
S21904
S21904
XM-11
TPXM-11
XM-11

Relevant standard of A 473 S21904

A 473 (2009) nless Steel Forgings A-473--(2009)-.pdf
A 314 S21904 A 580 S21904
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Jiangyou Longhai Special Steel Co.,Ltd.

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