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X 45 CrNiW 18 9

Favorite Datasheet

Germany DIN X45CrNiW189 Valve materials; technical delivery conditions and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X45CrNiW189 / X 45 CrNiW 18 9
Category Grade Standard Region/Area Standard Content
Metals X 45 CrNiW 18 9 DIN 17480 Germany Valve materials; technical delivery conditions

Chemical composition(mass fraction)(wt.%) of the X 45 CrNiW 18 9

Element Min Max Similar
W 0.8000 1.2000 -
Si 2.0000 3.0000 -
S - 0.0300 -
P - 0.0450 -
Ni 8.0000 10.0000 -
Mn 0.8000 1.5000 -
Cr 17.0000 19.0000 -
C 0.4000 0.5000 -

Mechanical Properties of steel grade X 45 CrNiW 18 9

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)
939 (≥) 664 (≥) 24 32 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade X 45 CrNiW 18 9

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
21 - -     0.42 -  
246 212 - 41.3 212   -  
578 - 12 44.2   133 422

Heat Treatment of steel grade X 45 CrNiW 18 9

Heat treated : 1729°C - 1275°C

Technological Curves of steel grade X 45 CrNiW 18 9

Cross Reference Table (Equivalent Grade) of X 45 CrNiW 18 9

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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