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Description

UK BH224/5 Carbide for cutting tools and BH224/5 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: BH224/5
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy BH224/5 UK Carbide for cutting tools
BH13
BH19
BH19
BH21
BH21
BH21A
BH21A
BH26
BH26
BH224/5

Chemical composition(mass fraction)(wt.%) of the BH224/5

C(%) Si(%) Mn(%) Cr(%) Ni(%) Mo(%) Other(%)
0.49-0.57 ≤0.35 0.70-1.00 0.70-1.10 1.25-1.80 0.25-0.40 Cu≤0.20,Sn≤0.05

Mechanical Properties of steel grade BH224/5

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)
719 (≥) 873 (≥) 33 23 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade BH224/5

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 - -     0.24 -  
751 529 - 24.3 234   -  
786 - 21 41.2   113 331

Heat Treatment of steel grade BH224/5

Heat treated : 1181°C - 1623°C

Technological Curves of steel grade BH224/5

Cross Reference Table (Equivalent Grade) of BH224/5

Grade Standard Country Application
BH224/5 UK Carbide for cutting tools
BH224/5 UK Carbide for cutting tools
X2CrTi12/X6CrTi12 DIN Germany Stainless steel
X10CrAISi7/X10CrAI7 DIN Germany Stainless steel
X10CrAISi13/X10CrAI13 DIN Germany Martensitic special steel
X10CrAISi18/X10CrAI18 DIN Germany Stainless steel
X10CrAISi25/X10CrAI24 DIN Germany Stainless steel
X12CrNi23-13/X7CrNi23-14 DIN Germany Stainless steel
X8CrNiTi18-10/X12CrNiTi18-9 DIN Germany Stainless steel
45SiCr16-11/X45SiC DIN Germany Valve steel
X12CrNiMoV12-3/X11CrNiMoN12 DIN Germany The high-temperature and high-strength steel
X6CrNiTiB18-10/X8CrNiTi18-10 DIN Germany The high-temperature and high-strength steel
X6CrNiTiB18-10/X8CrNiTi18-10 DIN Germany The high-temperature and high-strength steel
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

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