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1.2343 STM extra

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Global 企业标准 1.2343STMextra STM-Stahl and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 1.2343STMextra / 1.2343 STM extra
Category Grade Standard Region/Area Standard Content
Metals 1.2343 STM extra -- Global STM-Stahl

Chemical composition(mass fraction)(wt.%) of the 1.2343 STM extra

Element Min Max Similar
V - 0.4500 -
Si - 0.2000 -
Mo - 1.3000 -
Mn - 0.2500 -
Cr - 5.0000 -
C - 0.3600 -

Mechanical Properties of steel grade 1.2343 STM extra

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)
439 (≥) 557 (≥) 43 24 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade 1.2343 STM extra

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 - -     0.21 -  
581 643 - 33.3 324   -  
781 - 22 43.2   421 243

Heat Treatment of steel grade 1.2343 STM extra

Heat treated : 1559°C - 1517°C

Technological Curves of steel grade 1.2343 STM extra

Cross Reference Table (Equivalent Grade) of 1.2343 STM extra

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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