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16221

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16220 16222
#16221

Description

Czech Republic CSN 16221 The Czech republic Structural steel and 16221 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 16221
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 16221 CSN Czech Republic The Czech republic Structural steel
15335
15340
15341
15342
15412
15421
15422
15423
16121
16220

Chemical composition(mass fraction)(wt.%) of the 16221

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
0.18-0.24 0.15-0.40 0.70-1.00 0.035 0.035 Max 0.25 1.00-1.50

Mechanical Properties of steel grade 16221

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)
595 (≥) 239 (≥) 22 43 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade 16221

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
12 - -     0.11 -  
571 571 - 43.3 421   -  
998 - 24 42.2   343 311

Heat Treatment of steel grade 16221

Heat treated : 1511°C - 1992°C

Technological Curves of steel grade 16221

Cross Reference Table (Equivalent Grade) of 16221

Grade Standard Country Application
416221 CSN Czech Republic The Czech republic Structural steel
16221 CSN Czech Republic The Czech republic Structural steel
16220 16222
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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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