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EN G9MM4

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EN G9Ni10 EN G17Mn5
#G9MM4

Description

Euronorm EN EN G9MM4 Euronorm Structural steel and EN G9MM4 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: EN G9MM4
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel EN G9MM4 EN Euronorm Euronorm Structural steel
EN G20Mo5
EN GP240GH
EN GP240GR
EN GP280GH
EN GX4CrNi13-4
EN GX4CrNiMo16-5-1
EN GX8CrNi12
EN GX15CrMo5
EN GX23CrMoV121
EN G9Ni10

Chemical composition(mass fraction)(wt.%) of the EN G9MM4

C(％) Si(％) Mn(％) P(％) S(％) Ni(％)
0.06-0.12 0.60 0.50 -0.80 0.020 0.015 3.00-4.00

Mechanical Properties of steel grade EN G9MM4

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)
237 (≥) 273 (≥) 22 13 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade EN G9MM4

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 - -     0.21 -  
714 387 - 14.3 422   -  
682 - 31 41.2   443 111

Heat Treatment of steel grade EN G9MM4

Heat treated : 1997°C - 1515°C

Technological Curves of steel grade EN G9MM4

Cross Reference Table (Equivalent Grade) of EN G9MM4

Grade Standard Country Application
EN G9MM4 EN Euronorm Euronorm Structural steel
EN G9Ni10 EN G17Mn5
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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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