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SAE NV4(3140)

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UNS G31410 UNS G31400
#SAE #NV4(3140)

Description

USA SAE SAE NV4(3140) precipitation hardening and SAE NV4(3140) Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: SAE NV4(3140)
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel SAE NV4(3140) SAE USA precipitation hardening
UNS N07750
AISI 689
UNS N07252
AISI 690
SAE NVl(1541)
UNS H15410
SAE NV2(1547)
UNS H15470
SAE NV3
UNS G31410

Chemical composition(mass fraction)(wt.%) of the SAE NV4(3140)

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
0.38-0.43 0.15-0.30 0.70-0.90 Max 0.040 Max 0.04 0.35-0.65 1.10-1.40

Mechanical Properties of steel grade SAE NV4(3140)

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)
929 (≥) 616 (≥) 11 12 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade SAE NV4(3140)

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
33 - -     0.11 -  
769 185 - 43.3 123   -  
385 - 23 32.2   431 431

Heat Treatment of steel grade SAE NV4(3140)

Heat treated : 1213°C - 1329°C

Technological Curves of steel grade SAE NV4(3140)

Cross Reference Table (Equivalent Grade) of SAE NV4(3140)

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 G31410 UNS G31400
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