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1.7225

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1.7220 GS-42CrMo4
#1.7225

Description

Germany DIN 1.7225 and 1.7225 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 1.7225
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy 1.7225 DIN Germany
1.7131
GS-16MnCr5
1.7147
GS-20MnCr5
GS-25CrMo4
1.7218
1.7218
1.7219
GS-34CrMo4
1.7220

Chemical composition(mass fraction)(wt.%) of the 1.7225

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％)
0.38-0.45 0.30-0.60 0.60-1.00 Max 0.025 Max 0.025 0.80-1.20 0.20-0.30

Mechanical Properties of steel grade 1.7225

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)
857 (≥) 892 (≥) 11 34 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 213

Physical Properties of steel grade 1.7225

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
32 - -     0.22 -  
543 193 - 11.3 444   -  
647 - 44 34.2   324 131

Heat Treatment of steel grade 1.7225

Heat treated : 1364°C - 1594°C

Technological Curves of steel grade 1.7225

Cross Reference Table (Equivalent Grade) of 1.7225

Grade Standard Country Application
1.7225 DIN Germany
1.7220 GS-42CrMo4
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