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410S21

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403S17 410S21 690
#410S21

Description

UK B.S. BS 1449-2, BS 1503, BS 1554, BS 6258, BS 970-1, BS 970-3, 410S21 Specialsteel Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 410S21
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 410S21 B.S. UK Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes

Chemical composition(mass fraction)(wt.%) of the 410S21

C Si Mn P S Cr Mo Ni
0.09 -0.15 ≤1.00 ≤1.00 ≤0.04 ≤0.03 11.50 -13.50 ≤ ≥ ≤1.00

Mechanical Properties of steel grade 410S21

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)
789 (≥) 878 (≥) 12 32 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade 410S21

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
24 - -     0.23 -  
747 525 - 12.3 314   -  
191 - 12 22.2   133 233

Heat Treatment of steel grade 410S21

Heat treated : 1626°C - 1969°C

Technological Curves of steel grade 410S21

Cross Reference Table (Equivalent Grade) of 410S21

Grade Standard Country Application
410S21
410S21

Relevant standard of 410S21

BS 1449-2 Steel plate, sheet and strip. Specification for stainless and heat-resisting steel plate, sheet and strip BS-1449-2.pdf
BS 1503 Specification for steel forgings for pressure purposes BS-1503.pdf
BS 1554 Specification for stainless and heat-resisting steel round wire BS-1554.pdf
BS 6258 Specification for hollow steel bars for machining BS-6258.pdf
BS 970-1 Specification for wrought steels for mechanical and allied engineering purposes. General inspection and testing procedures and specific requirements for carbon, carbon manganese, alloy and stainless steels BS-970-1.pdf
BS 970-3 Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes BS-970-3.pdf
403S17 410S21 690
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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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