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England B.S. HTN8 Specification for filler metals for brazing and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HTN8 / HTN8
Category Grade Standard Region/Area Standard Content
Metals HTN8 BS 1845 England Specification for filler metals for brazing

Chemical composition(mass fraction)(wt.%) of the HTN8

Element Min Max Similar
Zr - 0.0500 -
Ti - 0.0500 -
P - 0.0200 -
Ni - - -
Fe - 1.5000 -
Cr 13.5000 16.5000 -
C - 0.1000 -
B 3.2500 4.0000 -
Al - 0.0500 -

Mechanical Properties of steel grade HTN8

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)
174 (≥) 562 (≥) 14 13 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade HTN8

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
11 - -     0.44 -  
431 353 - 14.3 322   -  
891 - 24 23.2   414 242

Heat Treatment of steel grade HTN8

Heat treated : 1678°C - 1451°C

Technological Curves of steel grade HTN8

Cross Reference Table (Equivalent Grade) of HTN8

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