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GX 4 NiCrCuMo 30-20-4

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EU EN GX4NiCrCuMo30-20-4 Corrosion resistant steel castings and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GX4NiCrCuMo30-20-4 / GX 4 NiCrCuMo 30-20-4
Category Grade Standard Region/Area Standard Content
Metals GX 4 NiCrCuMo 30-20-4 EN 10283 EU Corrosion resistant steel castings

Chemical composition(mass fraction)(wt.%) of the GX 4 NiCrCuMo 30-20-4

Element Min Max Similar

Mechanical Properties of steel grade GX 4 NiCrCuMo 30-20-4

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)
673 (≥) 141 (≥) 33 21 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade GX 4 NiCrCuMo 30-20-4

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
14 - -     0.41 -  
223 246 - 23.3 323   -  
367 - 23 44.2   444 134

Heat Treatment of steel grade GX 4 NiCrCuMo 30-20-4

Heat treated : 1616°C - 1137°C

Technological Curves of steel grade GX 4 NiCrCuMo 30-20-4

Cross Reference Table (Equivalent Grade) of GX 4 NiCrCuMo 30-20-4

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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