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19 12 3Nb

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1.4551 1.4576
#19 # #12 # #3Nb

Description

19 12 3Nb Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: 19 12 3Nb
Category Type Steel Grade Standard Country Application
Steel GradesMould Steel 19 12 3Nb
18 15 3nC
18 17 5nC
1.4440
18 20 2CuNb
20 16 3Mn6
1.4455
17
1.4502
19 9Nb
1.4551

Chemical composition(mass fraction)(wt.%) of the 19 12 3Nb

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
 0.08 0.90        17.0-20.0  10.0-13.0 
Mo Al Cu Nb Ti V Ce
      8*C-1.1       
N Co Pb B Other AWS(A5.4)   
          ≈E418-15   
             

Mechanical Properties of steel grade 19 12 3Nb

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)
264 (≥) 244 (≥) 12 32 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade 19 12 3Nb

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 - -     0.14 -  
894 523 - 23.3 234   -  
787 - 32 24.2   221 341

Heat Treatment of steel grade 19 12 3Nb

Heat treated : 1615°C - 1131°C

Technological Curves of steel grade 19 12 3Nb

Cross Reference Table (Equivalent Grade) of 19 12 3Nb

Grade Standard Country Application
Q195 China Engineering and welding
UNS G10190 UNS USA General use carbon steel bar
ASTM 1019 ASTM USA General use carbon steel bar
H19 ASTM USA Alloy tool steel
T20819 UNS USA Alloy tool steel
T41902 UNS USA Alloy tool steel
T41904 UNS USA Alloy tool steel
T41905 UNS USA Alloy tool steel
T41906 UNS USA Alloy tool steel
T41907 UNS USA Alloy tool steel
CPM H19 AISI USA Powder metallurgy tool steel Hot work tool steels
CPM H19V AISI USA Powder metallurgy tool steel Hot work tool steels
Stellite 19 Stellite alloy
Stellite 190 Stellite alloy
Stellite 190PM Stellite alloy
1.2319 DIN Germany Cold working alloy tool steel
1.2419 DIN Germany Cold working alloy tool steel
1.2519 DIN Germany Cold working alloy tool steel
X19NiCrMo4 DIN Germany Cold working alloy tool steel
BH19 Carbide for cutting tools
1.4551 1.4576
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

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