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X8CrNi25-21

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X6NiCrSiNCe35-25 X8CrNiTi18-10

Description

Spain UNE X8CrNi25-21 Spain structural alloy steel and X8CrNi25-21 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: X8CrNi25-21
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel X8CrNi25-21 UNE Spain Spain structural alloy steel
X3CrMnNiN1887
NiCr15Fs8
NiCr20Ti
NiCr22Mo9Nb
NiCr23Fe
NiCr28FeSiCe
X3CrAITi18-2
X6CrNiSiNCc19-10
X6NiCrNbCe32-27
X6NiCrSiNCe35-25

Chemical composition(mass fraction)(wt.%) of the X8CrNi25-21

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) N(%)
Max 0.10 Max 1.50 2.00 0.045 0.015 24.0-26.0 Max 0.11

Mechanical Properties of steel grade X8CrNi25-21

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)
221 (≥) 418 (≥) 11 44 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade X8CrNi25-21

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 - -     0.32 -  
181 776 - 23.3 113   -  
772 - 22 13.2   113 221

Heat Treatment of steel grade X8CrNi25-21

Heat treated : 1182°C - 1526°C

Technological Curves of steel grade X8CrNi25-21

Cross Reference Table (Equivalent Grade) of X8CrNi25-21

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
X6NiCrSiNCe35-25 X8CrNiTi18-10
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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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