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415121

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415112 415124
#415121

Description

Czech Republic CSN 415121 The Czech republic Structural steel and 415121 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 415121
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 415121 CSN Czech Republic The Czech republic Structural steel
414230
414231
414240
414260
414331
414340
414341
415020
415110
415112

Chemical composition(mass fraction)(wt.%) of the 415121

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％)
0.10-0.18 0.15-0.35 0.40-0.70 0.040. 0.040 0.70-1.30 0.40-0.50

Mechanical Properties of steel grade 415121

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)
549 (≥) 113 (≥) 31 33 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical Properties of steel grade 415121

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 - -     0.43 -  
141 993 - 23.3 144   -  
166 - 31 44.2   244 332

Heat Treatment of steel grade 415121

Heat treated : 1638°C - 1273°C

Technological Curves of steel grade 415121

Cross Reference Table (Equivalent Grade) of 415121

Grade Standard Country Application
415121 CSN Czech Republic The Czech republic Structural steel
415112 415124
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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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