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UNS J94224

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ASTM HK 25Cr-20Ni+
#UNS # # #J94224

Description

UNS J94224 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: UNS J94224
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel UNS J94224
ASTM HF
UNS J92603
19Cr-9Ni
25Cr-12Ni
ASTM HH
UNS J93503
ASTM HI
UNS J94003
28Cr-15Ni
ASTM HK

Chemical composition(mass fraction)(wt.%) of the UNS J94224

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
0.2-0.6 2.0 2.0 0.04 0.04 24.0-28.0 18.0-22.0
Mo Al Cu Nb Ti V Ce
≤0.5            
N Co Pb B Other    
             
             

Mechanical Properties of steel grade UNS J94224

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)
589 (≥) 246 (≥) 24 11 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 132

Physical Properties of steel grade UNS J94224

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
44 - -     0.34 -  
716 675 - 11.3 122   -  
548 - 43 44.2   133 342

Heat Treatment of steel grade UNS J94224

Heat treated : 1631°C - 1544°C

Technological Curves of steel grade UNS J94224

Cross Reference Table (Equivalent Grade) of UNS J94224

Grade Standard Country Application
UNS G10300 UNS USA General use carbon steel bar
UNS G10050 UNS USA General use carbon steel bar
UNS G10060 UNS USA General use carbon steel bar
UNS G10080 UNS USA General use carbon steel bar
UNS G10110 UNS USA General use carbon steel bar
ASTM 1012 ASTM USA General use carbon steel bar
UNS G10120 UNS USA General use carbon steel bar
UNS G10130 UNS USA General use carbon steel bar
UNS G10150 UNS USA General use carbon steel bar
UNS G10160 UNS USA General use carbon steel bar
UNS G10170 UNS USA General use carbon steel bar
UNS G10180 UNS USA General use carbon steel bar
UNS G10190 UNS USA General use carbon steel bar
UNS G10200 UNS USA General use carbon steel bar
UNS G10210 UNS USA General use carbon steel bar
UNS T72301 UNS USA Carbon tool steel
W2-A ASTM USA Carbon tool steel
UNS T72302 UNS USA Carbon tool steel
UNS S42800 UNS USA Martensitic special steel
UNS S43100 UNS USA Martensitic special steel
ASTM HK 25Cr-20Ni+
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