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42 2940

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42 2939 42 2941
#42 #2940

Description

Czech Republic CSN 42 2940 The Czech republic Stainless steel and 42 2940 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 42 2940
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 42 2940 CSN Czech Republic The Czech republic Stainless steel
42 2920
42 2921
42 2930
42 2931
42 2932
42 2933
42 2934
42 2936
42 2938
42 2939

Chemical composition(mass fraction)(wt.%) of the 42 2940

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.07 2 2.00 0.045 0.035 17.0-21.0 9.00-13.0 2.00-2.50

Mechanical Properties of steel grade 42 2940

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)
638 (≥) 379 (≥) 34 42 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade 42 2940

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 -  
899 592 - 33.3 123   -  
492 - 12 24.2   241 244

Heat Treatment of steel grade 42 2940

Heat treated : 1284°C - 1998°C

Technological Curves of steel grade 42 2940

Cross Reference Table (Equivalent Grade) of 42 2940

Grade Standard Country Application
H42 ASTM USA Alloy tool steel
T20842 UNS USA Alloy tool steel
M42 ASTM USA Molybdenum series High-speed tool steel
T11342 UNS USA Molybdenum series High-speed tool steel
CPM Rex M42 AISI USA Powder metallurgy high-speed tool steel
X42Cr13 DIN Germany Cold working alloy tool steel
1.2242 DIN Germany Cold working alloy tool steel
81MoCrV42-16 DIN Germany Cold working alloy tool steel
1.2442 DIN Germany Cold working alloy tool steel
1.2542 DIN Germany Cold working alloy tool steel
142WV13 DIN Germany Cold working alloy tool steel
1.2842 DIN Germany Cold working alloy tool steel
1.3342 DIN Germany High-speed tool steel
BT42 UK Carbide for cutting tools
BM42 UK Carbide for cutting tools
BM42 UK Carbide for cutting tools
42CrMo4 AFNOR France Carbide for cutting tools
42CrMo4 AFNOR France Carbide for cutting tools
X80MoCrV42-16 AFNOR France Carbide for cutting tools
X80MoCrV42-16 AFNOR France Carbide for cutting tools
42 2939 42 2941
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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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