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SAE EV7

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UNS S63015 UNS S63007
#SAE # #EV7

Description

USA SAE SAE EV7 precipitation hardening and SAE EV7 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: SAE EV7
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel SAE EV7 SAE USA precipitation hardening
SAE EVl
SAE EV2
SAE EV3
UNS S63016
UNS S63017
SAE EV4
SAE EV5
UNS S63014
SAE EV6
UNS S63015

Chemical composition(mass fraction)(wt.%) of the SAE EV7

C(％) Si(％) Mn(％) Cr(％) Ni(％) N(%)
0.20 0.50 5.00 21.0 4.50 0.30

Mechanical Properties of steel grade SAE EV7

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)
568 (≥) 175 (≥) 42 31 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade SAE EV7

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 - -     0.43 -  
554 391 - 24.3 422   -  
695 - 23 43.2   311 224

Heat Treatment of steel grade SAE EV7

Heat treated : 1833°C - 1853°C

Technological Curves of steel grade SAE EV7

Cross Reference Table (Equivalent Grade) of SAE EV7

Grade Standard Country Application
SAE NVl(1541) SAE USA precipitation hardening
SAE NV2(1547) SAE USA precipitation hardening
SAE NV3 SAE USA precipitation hardening
SAE NV4(3140) SAE USA precipitation hardening
SAE NV5(8645) SAE USA precipitation hardening
SAE NV6(5150) SAE USA precipitation hardening
SAE NV7(4140) SAE USA precipitation hardening
SAE NV8 USA precipitation hardening
SAE NV9 SAE USA precipitation hardening
SAE HNVl SAE USA precipitation hardening
SAE HNV2 SAE USA precipitation hardening
SAE HNV3 SAE USA precipitation hardening
SAE HNV4 SAE USA precipitation hardening
SAE HNV5 SAE USA precipitation hardening
SAE HNV6 SAE USA precipitation hardening
SAE HNV7(71360) SAE USA precipitation hardening
SAE HNV8 SAE USA precipitation hardening
SAE EVl SAE USA precipitation hardening
SAE EV2 SAE USA precipitation hardening
SAE EV3 SAE USA precipitation hardening
UNS S63015 UNS S63007
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Jiangyou Longhai Special Steel Co.,Ltd.
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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