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1.4986

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09X17H7Ю X8CrNiMoBNb16-16
#1-4986 #X8CrNiMoBNb16-16 #X7CrNiMoBNb16-16 #X8CrNiMoBNb16-16

Description

Germany DIN DIN 17240 (1976), DIN EN 10088-1, DIN EN 10269, WB 113/1 (2001), WB 113/2 (2001), 1.4986 Specialsteel Heat Resisting and Highly Heat Resisting Materials for Bolts and Nuts and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 1.4986
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 1.4986 DIN Germany Heat Resisting and Highly Heat Resisting Materials for Bolts and Nuts

Chemical composition(mass fraction)(wt.%) of the 1.4986

C Si Mn P S Cr Ni Mo B Other
0.04 -0.10 0.30 -0.60 ≤1.50 ≤0.045 ≤0.030 15.5 -17.5 15.5 -17.5 1.60 -2.00 0.05 -0.10 ≤Nb / Ta ≥10*C ≤1.20

Mechanical Properties of steel grade 1.4986

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)
311 (≥) 986 (≥) 24 12 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade 1.4986

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
41 - -     0.33 -  
257 181 - 13.3 414   -  
316 - 42 31.2   222 212

Heat Treatment of steel grade 1.4986

Heat treated : 1198°C - 1114°C

Technological Curves of steel grade 1.4986

Relevant standard of 1.4986

DIN 17240 (1976) Heat Resisting and Highly Heat Resisting Materials for Bolts and Nuts; Quality Specifications DIN-17240-(1976).pdf
DIN EN 10088-1 Stainless steels - Part 1: List of stainless steels DIN-EN-10088-1.pdf
DIN EN 10269 Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties DIN-EN-10269.pdf
WB 113/1 (2001) Heat resistant austenitic rolled and forged steel, X 8 CrNiMoBNb 16 16, WN 1.4986 WB-113-1-(2001).pdf
WB 113/2 (2001) Heat resistant austenitic rolled and forged steel, CrNiMoBNb X 8 16 16, WN 1.4986 WB-113-2-(2001).pdf
09X17H7Ю X8CrNiMoBNb16-16
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