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12L14 400
#250

Description

Australia AS 250 Australia Structural steel and 250 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 250
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 250 AS Australia Australia Structural steel
K5160HS
K51B60HS
K8660HS
X1112
1137
1144
1146
X1147
1214
12L14

Chemical composition(mass fraction)(wt.%) of the 250

C(％) Si(％) P(％) S(％) Other(%)
0.25 0.4 0.04 0.04 Ce 0.43

Mechanical Properties of steel grade 250

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)
836 (≥) 375 (≥) 34 34 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade 250

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 - -     0.43 -  
148 647 - 41.3 224   -  
472 - 32 12.2   422 214

Heat Treatment of steel grade 250

Heat treated : 1179°C - 1637°C

Technological Curves of steel grade 250

Cross Reference Table (Equivalent Grade) of 250

Grade Standard Country Application
Stellite 250 Stellite alloy
UNS J02500 UNS USA
UNS J02500 UNS USA
ASTM Grade 485-250(70-35) ASTM USA
UNS J02501 UNS USA
UNS J92500 GBT China
UNS J92500 AISI USA
UNS J02502 AISI USA
UNS J02503 AISI USA
UNS J02504 AISI USA
UNS J02505 AISI USA
UNS J22500 AISI USA
UNS J02503 AISI USA
UNS J22501 AISI USA
2CuMoCrNi250 STAS/SR Romania Stainless steel
2NbNiCr250 STAS/SR Romania Stainless steel
15SNC250 STAS/SR Romania Stainless steel
40SiNiCr250 STAS/SR Romania Stainless steel
T25NiCr250 STAS/SR Romania Cast Steel
250 AS Australia Australia Structural steel
12L14 400
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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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