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STKM14A

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Japan JIS STKM14A 机械结构用碳素钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: STKM14A / STKM14A
Category Grade Standard Region/Area Standard Content
Metals STKM14A JIS G3445 Japan 机械结构用碳素钢管

Chemical composition(mass fraction)(wt.%) of the STKM14A

Element Min Max Similar
Si - 0.3500 -
S - 0.0400 -
P - 0.0400 -
Other - - -
Mn 0.3000 1.0000 -
C - 0.3000 -

Mechanical Properties of steel grade STKM14A

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)
239 (≥) 188 (≥) 42 33 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade STKM14A

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
23 - -     0.43 -  
468 545 - 33.3 141   -  
361 - 11 12.2   242 124

Heat Treatment of steel grade STKM14A

Heat treated : 1422°C - 1373°C

Technological Curves of steel grade STKM14A

Cross Reference Table (Equivalent Grade) of STKM14A

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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