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SUM 24 L

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Japan JIS SUM24L 易切削碳钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SUM24L / SUM 24 L
Category Grade Standard Region/Area Standard Content
Metals SUM 24 L JIS G4804 Japan 易切削碳钢

Chemical composition(mass fraction)(wt.%) of the SUM 24 L

Element Min Max Similar
Si - - -
S 0.2600 0.3500 -
Pb 0.1000 0.3500 -
P 0.0400 0.0900 -
Mn 0.8500 1.1500 -
C - 0.1500 -

Mechanical Properties of steel grade SUM 24 L

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)
548 (≥) 897 (≥) 21 11 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade SUM 24 L

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
24 - -     0.32 -  
661 685 - 41.3 333   -  
442 - 34 12.2   134 142

Heat Treatment of steel grade SUM 24 L

Heat treated : 1123°C - 1141°C

Technological Curves of steel grade SUM 24 L

Cross Reference Table (Equivalent Grade) of SUM 24 L

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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