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X9CrNi 18-8

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1.4310 X12CrNi 17-7
#X9CrNi # #18-8

Description

X9CrNi 18-8 Alloy Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Alloy Steel: X9CrNi 18-8
Category Type Steel Grade Standard Country Application
Steel GradesAlloy Steel X9CrNi 18-8
X5CrNi 18-8
1.4310
X10CrNi 18-8
1.4369
X11CrNiMnN 19-8-6
1.4028
X30Cr 13
1.4031
X39Cr 13
1.4310

Chemical composition(mass fraction)(wt.%) of the X9CrNi 18-8

 

 

C  Si 
≤		 Mn 
≤		  P
≤		  S
≤		 Cr   Ni  Mo  Other
 ≤ 0.12  1.50  2.00  0.045  0.015  16.0-18.0  6.00-9.50  ≤ 0.80  ----------------

Mechanical Properties of steel grade X9CrNi 18-8

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)
751 (≥) 755 (≥) 23 33 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical Properties of steel grade X9CrNi 18-8

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
23 - -     0.21 -  
386 545 - 14.3 431   -  
773 - 22 31.2   234 243

Heat Treatment of steel grade X9CrNi 18-8

Heat treated : 1866°C - 1784°C

Technological Curves of steel grade X9CrNi 18-8

Cross Reference Table (Equivalent Grade) of X9CrNi 18-8

Grade Standard Country Application
ISO X9CrNi18-8 ISO standard spring with stainless steel wire and steel strip
EN X9CrNi2413KE EN Euronorm Stainless Steel
EN X9CrNiSiNCe21-11-2 EN Euronorm Stainless Steel
Q195 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
1.4310 X12CrNi 17-7
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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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