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1.7725

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1.7382 GS-30CrMoV6 4
#1.7725

Description

Germany DIN 1.7725 and 1.7725 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 1.7725
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy 1.7725 DIN Germany
GS-17CrMnMo5 5
1.7355
GS-12CrMo19 5
1.7363
GS-17CrMo9 10
1.7377
GS-12CrMo9 10
1.7380
GS-19CrMo10 9
1.7382

Chemical composition(mass fraction)(wt.%) of the 1.7725

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％) V(%)
0.27-0.34 0.30-0.60 0.60-1.00 Max 0.025 Max 0.025 1.30-1.70 0.30-0.50 0.05-0.12

Mechanical Properties of steel grade 1.7725

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)
838 (≥) 729 (≥) 33 31 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade 1.7725

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
31 - -     0.12 -  
534 824 - 13.3 444   -  
215 - 14 44.2   134 233

Heat Treatment of steel grade 1.7725

Heat treated : 1877°C - 1333°C

Technological Curves of steel grade 1.7725

Cross Reference Table (Equivalent Grade) of 1.7725

Grade Standard Country Application
1.7725 DIN Germany
1.7382 GS-30CrMoV6 4
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Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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