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STKN 400 W

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Japan JIS STKN400W 建筑结构能用碳钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: STKN400W / STKN 400 W
Category Grade Standard Region/Area Standard Content
Metals STKN 400 W JIS G3475 Japan 建筑结构能用碳钢管

Chemical composition(mass fraction)(wt.%) of the STKN 400 W

Element Min Max Similar

Mechanical Properties of steel grade STKN 400 W

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)
131 (≥) 835 (≥) 23 44 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade STKN 400 W

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 - -     0.31 -  
168 618 - 21.3 214   -  
833 - 44 42.2   313 321

Heat Treatment of steel grade STKN 400 W

Heat treated : 1925°C - 1417°C

Technological Curves of steel grade STKN 400 W

Cross Reference Table (Equivalent Grade) of STKN 400 W

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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