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STK490

Favorite Datasheet

Japan JIS STK490 一般结构用碳素钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: STK490 / STK490
Category Grade Standard Region/Area Standard Content
Metals STK490 JIS G3444 Japan 一般结构用碳素钢管

Chemical composition(mass fraction)(wt.%) of the STK490

Element Min Max Similar
Si - 0.5500 -
S - 0.0350 -
P - 0.0350 -
Other - - -
Mn - 1.6500 -
C - 0.1800 -

Mechanical Properties of steel grade STK490

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)
666 (≥) 997 (≥) 12 24 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical Properties of steel grade STK490

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
33 - -     0.11 -  
191 618 - 11.3 334   -  
919 - 13 12.2   244 322

Heat Treatment of steel grade STK490

Heat treated : 1844°C - 1747°C

Technological Curves of steel grade STK490

Cross Reference Table (Equivalent Grade) of STK490

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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