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230-450W

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Poland PN 230-450W Steel for the reinforcement of concrete-Ribbed bars (ISO 6935-2:1991) and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 230-450W / 230-450W
Category Grade Standard Region/Area Standard Content
Metals 230-450W PN-ISO 3755 Poland Steel for the reinforcement of concrete-Ribbed bars (ISO 6935-2:1991)

Chemical composition(mass fraction)(wt.%) of the 230-450W

Element Min Max Similar
C - 0.2500 -
Mn - 1.2000 -
P - 0.0350 -
S - 0.0350 -
Si - 0.6000 -
Ni - 0.4000 -
Cr - 0.3500 -
Mo - 0.1500 -
Cu - 0.4000 -
V - 0.0500 -

Mechanical Properties of steel grade 230-450W

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)
486 (≥) 841 (≥) 12 41 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade 230-450W

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
43 - -     0.42 -  
734 475 - 34.3 214   -  
854 - 42 42.2   313 342

Heat Treatment of steel grade 230-450W

Heat treated : 1445°C - 1132°C

Technological Curves of steel grade 230-450W

Cross Reference Table (Equivalent Grade) of 230-450W

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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