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1.4949

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X3CrNiN18-11 NiCr20Ti
#1.4945

Description

Germany DIN 1.4949 The high-temperature and high-strength steel and 1.4949 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 1.4949
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 1.4949 DIN Germany The high-temperature and high-strength steel
1.4939
X12CrNiMoV12-3/X11CrNiMoN12
1.4938
X6CrNiTiB18-10/X8CrNiTi18-10
1.4941
X6CrNiWNb16-16
1.4945
1.4948
X6CrNiTiB18-10/X8CrNiTi18-10
X3CrNiN18-11

Chemical composition(mass fraction)(wt.%) of the 1.4949

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) N(%)
Max 0.04 Max 0.04 Max 2.00 Max 0.035 Max 0.015 17.0-19.0 9.50-11.50 0.20-0.50 0.10-0.18

Mechanical Properties of steel grade 1.4949

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)
249 (≥) 729 (≥) 11 12 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical Properties of steel grade 1.4949

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
31 - -     0.12 -  
713 481 - 43.3 213   -  
469 - 11 23.2   433 111

Heat Treatment of steel grade 1.4949

Heat treated : 1921°C - 1291°C

Technological Curves of steel grade 1.4949

Cross Reference Table (Equivalent Grade) of 1.4949

Grade Standard Country Application
1.4945 DIN Germany The high-temperature and high-strength steel
1.4949 DIN Germany The high-temperature and high-strength steel
X3CrNiN18-11 NiCr20Ti
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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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