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GX 7 NiCrMoCuNb 25-20

Favorite Datasheet

Germany DIN GX7NiCrMoCuNb25-20 High alloyed NiCrMo stainless steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GX7NiCrMoCuNb25-20 / GX 7 NiCrMoCuNb 25-20
Category Grade Standard Region/Area Standard Content
Metals GX 7 NiCrMoCuNb 25-20 -- Germany High alloyed NiCrMo stainless steel

Chemical composition(mass fraction)(wt.%) of the GX 7 NiCrMoCuNb 25-20

Element Min Max Similar

Mechanical Properties of steel grade GX 7 NiCrMoCuNb 25-20

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)
848 (≥) 169 (≥) 33 24 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade GX 7 NiCrMoCuNb 25-20

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
22 - -     0.14 -  
524 876 - 44.3 122   -  
776 - 34 32.2   214 333

Heat Treatment of steel grade GX 7 NiCrMoCuNb 25-20

Heat treated : 1627°C - 1324°C

Technological Curves of steel grade GX 7 NiCrMoCuNb 25-20

Cross Reference Table (Equivalent Grade) of GX 7 NiCrMoCuNb 25-20

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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