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B438 CFTG-3806-K14

America ASTM B438CFTG-3806-K14 青铜烧结轴承(油浸的) and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals B438 CFTG-3806-K14 ASTM B438 America 青铜烧结轴承(油浸的)

Chemical composition(mass fraction)(wt.%) of the B438 CFTG-3806-K14

Element Min Max Similar
Sn 5.5000 6.5000 -
Other - 2.0000 -
Fe 36.0000 40.0000 -
Cu - - -
C 0.5000 1.3000 -

Mechanical Properties of steel grade B438 CFTG-3806-K14

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)
924 (≥) 366 (≥) 42 22 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade B438 CFTG-3806-K14

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
23 - -     0.13 -  
213 677 - 32.3 124   -  
445 - 42 33.2   112 333

Heat Treatment of steel grade B438 CFTG-3806-K14

Heat treated : 1212°C - 1461°C

Technological Curves of steel grade B438 CFTG-3806-K14

Cross Reference Table (Equivalent Grade) of B438 CFTG-3806-K14

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