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France AFNOR NF 1Ni Manual metal arc welding electrodes depositing a metal for use at low temperatures. Symbolization. Fillers materials and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 1Ni / 1 Ni
Category Grade Standard Region/Area Standard Content
Metals 1 Ni NF A81-347 France Manual metal arc welding electrodes depositing a metal for use at low temperatures. Symbolization. Fillers materials

Chemical composition(mass fraction)(wt.%) of the 1 Ni

Element Min Max Similar
Si - 0.8000 -
S - 0.0300 -
P - 0.0300 -
Ni - 1.2000 -
Mn - 1.8000 -
Fe - - -
C - 0.1200 -

Mechanical Properties of steel grade 1 Ni

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)
337 (≥) 688 (≥) 43 44 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade 1 Ni

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 - -     0.11 -  
673 949 - 32.3 443   -  
288 - 22 13.2   413 214

Heat Treatment of steel grade 1 Ni

Heat treated : 1816°C - 1429°C

Technological Curves of steel grade 1 Ni

Cross Reference Table (Equivalent Grade) of 1 Ni

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