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Brazil NBR FCHB175 Parts in gray cast iron classified according to brinell hardness - Specification and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: FCHB175 / FCHB 175
Category Grade Standard Region/Area Standard Content
Metals FCHB 175 ABNT NBR 8583 Brazil Parts in gray cast iron classified according to brinell hardness - Specification

Chemical composition(mass fraction)(wt.%) of the FCHB 175

Element Min Max Similar

Mechanical Properties of steel grade FCHB 175

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)
371 (≥) 593 (≥) 24 33 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade FCHB 175

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
32 - -     0.42 -  
752 579 - 34.3 424   -  
232 - 32 34.2   111 422

Heat Treatment of steel grade FCHB 175

Heat treated : 1359°C - 1254°C

Technological Curves of steel grade FCHB 175

Cross Reference Table (Equivalent Grade) of FCHB 175

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