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1.4981

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X8CrNiMoNb16-16 1.4984
#1.4981

Description

Germany DIN 1.4981 The high-temperature and high-strength steel and 1.4981 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 1.4981
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 1.4981 DIN Germany The high-temperature and high-strength steel
NiCr20Mo
NiCr20Mo
1.4977
X40CoNi20-20
1.4978
X50CoCrNi20-20
1.4944
X6NiCrTiMoVB25-15-2/X5NiCrTi26-15
1.4980
X8CrNiMoNb16-16

Chemical composition(mass fraction)(wt.%) of the 1.4981

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Other(%)
0.04-0.10 0.30-0.60 Max 1.50 Max 0.035 Max 0.015 15.5-17.5 15.5-17.5 1.60-2.00 10×C％Max Nb+TaMax 1.20

Mechanical Properties of steel grade 1.4981

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)
685 (≥) 381 (≥) 22 14 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade 1.4981

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
32 - -     0.21 -  
724 395 - 43.3 321   -  
127 - 24 43.2   112 234

Heat Treatment of steel grade 1.4981

Heat treated : 1767°C - 1114°C

Technological Curves of steel grade 1.4981

Cross Reference Table (Equivalent Grade) of 1.4981

Grade Standard Country Application
1.4981 DIN Germany The high-temperature and high-strength steel
X8CrNiMoNb16-16 1.4984
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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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