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X7CrNiMoBNb16-6

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X6NiCrTiMoB25-15-2 X8Ni9
#X7CrNiMoBNb16-6

Description

France AFNOR X7CrNiMoBNb16-6 Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999)) and X7CrNiMoBNb16-6 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: X7CrNiMoBNb16-6
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel X7CrNiMoBNb16-6 AFNOR France Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))
NiCr20TiAI
NiCr15Fe7TiAI
X2CrNb18-9
X3CrNiMoBN17-13-3
X5CrNi18-10
X5CrNiMo17-12-2
X6CrNi18-10
X6CrNiMoB17-12-2
X6CrNiTiB18-10
X6NiCrTiMoB25-15-2

Chemical composition(mass fraction)(wt.%) of the X7CrNiMoBNb16-6

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) B(%) Other(%)
0.04-0.10 0.30-0.60 Max 1.50 Max 0.045 Max 0.030 15.5-17.5 15.5-17.5 1.60-2.00 0.05-0.10 Nb+Ta 10XC% Max 1.20

Mechanical Properties of steel grade X7CrNiMoBNb16-6

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)
741 (≥) 311 (≥) 23 24 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade X7CrNiMoBNb16-6

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
44 - -     0.14 -  
446 711 - 32.3 312   -  
694 - 11 14.2   212 333

Heat Treatment of steel grade X7CrNiMoBNb16-6

Heat treated : 1932°C - 1172°C

Technological Curves of steel grade X7CrNiMoBNb16-6

Cross Reference Table (Equivalent Grade) of X7CrNiMoBNb16-6

Grade Standard Country Application
X7CrNiMoBNb16-6 AFNOR France Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))
X6NiCrTiMoB25-15-2 X8Ni9
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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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