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St 41 KKW

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Austria ONORM St41KKW Steel plates for boilers and pressure vessels; quality specifications and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: St41KKW / St 41 KKW
Category Grade Standard Region/Area Standard Content
Metals St 41 KKW ÖNORM M3121 Austria Steel plates for boilers and pressure vessels; quality specifications

Chemical composition(mass fraction)(wt.%) of the St 41 KKW

Element Min Max Similar

Mechanical Properties of steel grade St 41 KKW

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)
618 (≥) 534 (≥) 24 24 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade St 41 KKW

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 - -     0.32 -  
381 126 - 14.3 214   -  
634 - 41 22.2   241 332

Heat Treatment of steel grade St 41 KKW

Heat treated : 1716°C - 1644°C

Technological Curves of steel grade St 41 KKW

Cross Reference Table (Equivalent Grade) of St 41 KKW

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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