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SGD4

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China CNS SGD4 光面鋼棒用熱軋碳鋼鋼料 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SGD4 / SGD4
Category Grade Standard Region/Area Standard Content
Metals SGD4 CNS G 3091 China 光面鋼棒用熱軋碳鋼鋼料

Chemical composition(mass fraction)(wt.%) of the SGD4

Element Min Max Similar
Si 0.3000 0.6000 -
P - 0.0450 -
Mn - 0.0450 -
C 0.2000 0.2500 -

Mechanical Properties of steel grade SGD4

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)
256 (≥) 123 (≥) 13 42 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade SGD4

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 - -     0.31 -  
754 969 - 14.3 411   -  
274 - 32 32.2   414 123

Heat Treatment of steel grade SGD4

Heat treated : 1686°C - 1998°C

Technological Curves of steel grade SGD4

Cross Reference Table (Equivalent Grade) of SGD4

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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