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GX30CrNiSiNb24-24

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Germany SEW GX30CrNiSiNb24-24 Cast steel for crude oil and natural gas installations and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GX30CrNiSiNb24-24 / GX30CrNiSiNb24-24
Category Grade Standard Region/Area Standard Content
Metals GX30CrNiSiNb24-24 SEW 595 Germany Cast steel for crude oil and natural gas installations

Chemical composition(mass fraction)(wt.%) of the GX30CrNiSiNb24-24

Element Min Max Similar
Si 0.5000 2.0000 -
S - 0.0300 -
P - 0.0450 -
Ni 23.0000 25.0000 -
Nb 1.0000 2.0000 -
Mn 0.5000 1.5000 -
Cr 23.0000 25.0000 -
C 0.2500 0.4000 -

Mechanical Properties of steel grade GX30CrNiSiNb24-24

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)
826 (≥) 626 (≥) 44 43 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade GX30CrNiSiNb24-24

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 - -     0.21 -  
429 953 - 44.3 224   -  
983 - 14 21.2   244 131

Heat Treatment of steel grade GX30CrNiSiNb24-24

Heat treated : 1994°C - 1857°C

Technological Curves of steel grade GX30CrNiSiNb24-24

Cross Reference Table (Equivalent Grade) of GX30CrNiSiNb24-24

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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Jiangyou Longhai Special Steel Co.,Ltd.

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