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St15

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China 首钢Q/SG St15 冷轧低碳钢板和钢带 第3部分：德标(DIN)冷轧低碳钢板及带钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: St15 / St15
Category Grade Standard Region/Area Standard Content
Metals St15 Q/SGZGS 324.3 China 冷轧低碳钢板和钢带 第3部分：德标(DIN)冷轧低碳钢板及带钢

Chemical composition(mass fraction)(wt.%) of the St15

Element Min Max Similar
C - 0.0600 -
Mn - 0.3500 -
P - 0.0250 -
S - 0.0250 -

Mechanical Properties of steel grade St15

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)
433 (≥) 362 (≥) 23 31 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade St15

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
13 - -     0.14 -  
398 296 - 24.3 432   -  
525 - 24 33.2   444 232

Heat Treatment of steel grade St15

Heat treated : 1948°C - 1487°C

Technological Curves of steel grade St15

Cross Reference Table (Equivalent Grade) of St15

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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