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1.2703

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X50CrMoW9-1-1 74NiCr2
#1.2703

Description

Germany DIN 1.2703 Cold working alloy tool steel and 1.2703 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: 1.2703
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy 1.2703 DIN Germany Cold working alloy tool steel
1.2552
80WCrV8
1.2562
142WV13
1.2601
X165CrMoV12
1.2604
73WCrMoV2-2
1.2631
X50CrMoW9-1-1

Chemical composition(mass fraction)(wt.%) of the 1.2703

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
0.70-0.78 0.10-0.25 0.35-0.45 Max 0.035 Max 0.035 0.20-0.30 0.50-0.60

Mechanical Properties of steel grade 1.2703

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)
281 (≥) 999 (≥) 22 23 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 343

Physical Properties of steel grade 1.2703

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
13 - -     0.24 -  
898 844 - 14.3 123   -  
973 - 34 14.2   242 114

Heat Treatment of steel grade 1.2703

Heat treated : 1179°C - 1574°C

Technological Curves of steel grade 1.2703

Cross Reference Table (Equivalent Grade) of 1.2703

Grade Standard Country Application
1.2703 DIN Germany Cold working alloy tool steel
X50CrMoW9-1-1 74NiCr2
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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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