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P250

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China YB P250 冷成型用加磷高强度冷轧钢板和钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: P250 / P250
Category Grade Standard Region/Area Standard Content
Metals P250 YB/T 166 China 冷成型用加磷高强度冷轧钢板和钢带

Chemical composition(mass fraction)(wt.%) of the P250

Element Min Max Similar
Al 0.0200 - -
S - 0.0250 -
P - 0.1200 -
Mn - 0.7000 -
Si - 0.0600 -
C - 0.0800 -

Mechanical Properties of steel grade P250

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)
268 (≥) 551 (≥) 42 14 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade P250

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
24 - -     0.23 -  
125 313 - 22.3 331   -  
761 - 42 34.2   224 112

Heat Treatment of steel grade P250

Heat treated : 1583°C - 1899°C

Technological Curves of steel grade P250

Cross Reference Table (Equivalent Grade) of P250

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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