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1.4938

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1.4935 1.4939
#1.4938

Description

1.4938 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 1.4938
Category Type Steel Grade Standard Country Application
Steel GradesHigh Alloy 1.4938
1.4911
1.4913
1.4914
1.4919
1.4920
1.4921
1.4922
1.4923
1.4934
1.4935

Chemical composition(mass fraction)(wt.%) of the 1.4938

 

 

 

C  Si 
≤		 Mn 
≤		  P
≤		  S
≤		 Cr   Ni  Mo  Other
 0.08-0.15  0.50  0.40-0.90  0.025  0.015  11.0-12.5  2.00-3.00  1.50-2.00  V 0.25-0.40
N 0.020-0.040

Mechanical Properties of steel grade 1.4938

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)
828 (≥) 728 (≥) 24 31 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade 1.4938

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 - -     0.24 -  
296 964 - 33.3 114   -  
765 - 21 12.2   234 133

Heat Treatment of steel grade 1.4938

Heat treated : 1698°C - 1238°C

Technological Curves of steel grade 1.4938

Cross Reference Table (Equivalent Grade) of 1.4938

Grade Standard Country Application
1.4938 DIN Germany The high-temperature and high-strength steel
1.4935 1.4939
Available Suppliers
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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