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X2CrNiMoCuWN25-7-4

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X2CrNiMoCuN25-6-3 X2CrNiMoN17-U-2

Description

Spain UNE X2CrNiMoCuWN25-7-4 Spain structural alloy steel and X2CrNiMoCuWN25-7-4 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: X2CrNiMoCuWN25-7-4
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel X2CrNiMoCuWN25-7-4 UNE Spain Spain structural alloy steel
X2CrMoTi29-4
X2CrNbZr17
X2CrNi12
X2CrNi18-9
X2CrNi19-11
X2CrNiMo17-12-2
X2CrNiMo17-12-3
X2CrNiMo18-14-3
X2CrNiMo18-15-4
X2CrNiMoCuN25-6-3

Chemical composition(mass fraction)(wt.%) of the X2CrNiMoCuWN25-7-4

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) W(%) N(%) Cu(%)
0.030 1.00 1.00 0.035 0.015 24.0-26.0 6.00-8.00 3.00-4.00 0.50-1.0 0.20-0.30 0.50-1.00

Mechanical Properties of steel grade X2CrNiMoCuWN25-7-4

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)
573 (≥) 875 (≥) 13 12 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical Properties of steel grade X2CrNiMoCuWN25-7-4

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
44 - -     0.34 -  
832 689 - 12.3 342   -  
634 - 21 23.2   321 222

Heat Treatment of steel grade X2CrNiMoCuWN25-7-4

Heat treated : 1748°C - 1364°C

Technological Curves of steel grade X2CrNiMoCuWN25-7-4

Cross Reference Table (Equivalent Grade) of X2CrNiMoCuWN25-7-4

Grade Standard Country Application
Q195 GBT China Engineering and welding
Q215 China Engineering and welding
Q215 B China Engineering and welding
Q235 China Engineering and welding
Q235 B China Engineering and welding
Q235 C China Engineering and welding
Q235 D China Engineering and welding
Q255 A China Engineering and welding
Q255 B China Engineering and welding
Q275 China Engineering and welding
Q235q C China Bridge structure with steel
Q235q D China Bridge structure with steel
Q345q E China Bridge structure with steel
Q345q C China Bridge structure with steel
ASTM 1030 ASTM USA General use carbon steel bar
UNS G10300 UNS USA General use carbon steel bar
ASTM 1005 ASTM USA General use carbon steel bar
UNS G10050 UNS USA General use carbon steel bar
ASTM 1006 ASTM USA General use carbon steel bar
UNS G10060 UNS USA General use carbon steel bar
X2CrNiMoCuN25-6-3 X2CrNiMoN17-U-2
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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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