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STKM 13 A

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Korea KS STKM13A 机械结构用碳素钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: STKM13A / STKM 13 A
Category Grade Standard Region/Area Standard Content
Metals STKM 13 A KS D 3517 Korea 机械结构用碳素钢管

Chemical composition(mass fraction)(wt.%) of the STKM 13 A

Element Min Max Similar
P - 0.0400 -
S - 0.0400 -
Mn 0.3000 0.9000 -
Si - 0.3500 -
C - 0.2500 -
Si - 0.3500 -
S - 0.0400 -
P - 0.0400 -
Mn 0.3000 0.9000 -
C - 0.2500 -

Mechanical Properties of steel grade STKM 13 A

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)
551 (≥) 449 (≥) 23 21 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade STKM 13 A

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 - -     0.23 -  
128 623 - 23.3 134   -  
373 - 23 33.2   411 432

Heat Treatment of steel grade STKM 13 A

Heat treated : 1463°C - 1173°C

Technological Curves of steel grade STKM 13 A

Cross Reference Table (Equivalent Grade) of STKM 13 A

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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Jiangyou Longhai Special Steel Co.,Ltd.

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