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S21904

Favorite Datasheet
A 988 S21904 SA-666 S21904
#21-6-9LC #S21904

Description

USA AISI S21904 Specialsteel Austenitic Chromium Manganese Nickel Stainless Steel, Low carbon and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: S21904
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel S21904 Austenite AISI USA Austenitic Chromium Manganese Nickel Stainless Steel, Low carbon

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

C Mn Si P S Cr Ni Mo N
≤0.04 8.00 -10.00 ≤1.00 ≤0.06 ≤0.03 19.00 -21.50 5.50 -7.50 ≤ ≥ 0.15 -0.40

Mechanical Properties of steel grade 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)
195 (≥) 176 (≥) 43 44 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade 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
14 - -     0.21 -  
742 799 - 13.3 323   -  
686 - 11 13.2   441 314

Heat Treatment of steel grade S21904

Heat treated : 1442°C - 1474°C

Technological Curves of steel grade S21904

Cross Reference Table (Equivalent Grade) of S21904

Grade Standard Country Application
S21904
S21904
S21904
A 988 S21904 SA-666 S21904
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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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