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No4

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International ISO No4 含碳量最高为0.25%的冷轧碳素钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: No4 / No4
Category Grade Standard Region/Area Standard Content
Metals No4 ISO 6932 International 含碳量最高为0.25%的冷轧碳素钢带

Chemical composition(mass fraction)(wt.%) of the No4

Element Min Max Similar
P - 0.0350 -
S - 0.0400 -
Mn - 0.6000 -
C - 0.1500 -

Mechanical Properties of steel grade No4

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)
147 (≥) 936 (≥) 21 33 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade No4

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
11 - -     0.33 -  
433 932 - 12.3 434   -  
772 - 14 44.2   344 424

Heat Treatment of steel grade No4

Heat treated : 1241°C - 1182°C

Technological Curves of steel grade No4

Cross Reference Table (Equivalent Grade) of No4

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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