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B768 C17410

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America ASTM B768C17410 铜钴铍合金带材和板材 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B768C17410 / B768 C17410
Category Grade Standard Region/Area Standard Content
Metals B768 C17410 ASTM B768 America 铜钴铍合金带材和板材

Chemical composition(mass fraction)(wt.%) of the B768 C17410

Element Min Max Similar
Si - 0.2000 -
Other - - -
Fe - 0.2000 -
Cu - - -
Co 0.3500 0.6000 -
Be 0.1500 0.5000 -
Al - 0.2000 -

Mechanical Properties of steel grade B768 C17410

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)
291 (≥) 963 (≥) 34 31 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade B768 C17410

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
13 - -     0.24 -  
442 459 - 21.3 324   -  
488 - 42 33.2   141 311

Heat Treatment of steel grade B768 C17410

Heat treated : 1737°C - 1848°C

Technological Curves of steel grade B768 C17410

Cross Reference Table (Equivalent Grade) of B768 C17410

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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