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America UNS N99644 Ni-Cr-B Weld Filler Metal for Hard Surfacing and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: N99644 / N99644
Category Grade Standard Region/Area Standard Content
Metals N99644 -- America Ni-Cr-B Weld Filler Metal for Hard Surfacing

Chemical composition(mass fraction)(wt.%) of the N99644

Element Min Max Similar

Mechanical Properties of steel grade N99644

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)
969 (≥) 475 (≥) 33 34 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade N99644

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
31 - -     0.34 -  
739 666 - 11.3 243   -  
511 - 31 13.2   131 344

Heat Treatment of steel grade N99644

Heat treated : 1118°C - 1238°C

Technological Curves of steel grade N99644

Cross Reference Table (Equivalent Grade) of N99644

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