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22 12

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18 36 1.4829
#22 # #12

Description

22 12 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: 22 12
Category Type Steel Grade Standard Country Application
Steel GradesMould Steel 22 12
19 13 4
9
1.4716
30
1.4773
S-CoCr28
1.4778
254
1.4820
18 36

Chemical composition(mass fraction)(wt.%) of the 22 12

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
0.15          20.0-23.0  10.0-13.0 
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other AWS(A5.4)   
          E309-15   
             

Mechanical Properties of steel grade 22 12

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)
772 (≥) 199 (≥) 11 41 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade 22 12

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
32 - -     0.32 -  
881 622 - 13.3 431   -  
339 - 42 33.2   133 441

Heat Treatment of steel grade 22 12

Heat treated : 1473°C - 1591°C

Technological Curves of steel grade 22 12

Cross Reference Table (Equivalent Grade) of 22 12

Grade Standard Country Application
H22 ASTM USA Alloy tool steel
T20822 UNS USA Alloy tool steel
H23 ASTM USA Alloy tool steel
Stellite 228 Stellite alloy
1.2201 DIN Germany Cold working alloy tool steel
1.2206 DIN Germany Cold working alloy tool steel
1.2208 DIN Germany Cold working alloy tool steel
1.2210 DIN Germany Cold working alloy tool steel
1.2235 DIN Germany Cold working alloy tool steel
1.2241 DIN Germany Cold working alloy tool steel
1.2242 DIN Germany Cold working alloy tool steel
1.2243 DIN Germany Cold working alloy tool steel
1.2248 DIN Germany Cold working alloy tool steel
1.2249 DIN Germany Cold working alloy tool steel
1.2203 DIN Germany Cold working alloy tool steel
X220CrVMo12-2 DIN Germany Cold working alloy tool steel
1.2622 DIN Germany Hot working alloy tool steel
BH224/5 Carbide for cutting tools
BH224/5 Carbide for cutting tools
E220 Carbide for cutting tools
18 36 1.4829
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

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