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B763 C89720

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America ASTM B763C89720 阀门用铜合金砂型铸件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B763C89720 / B763 C89720
Category Grade Standard Region/Area Standard Content
Metals B763 C89720 ASTM B763 America 阀门用铜合金砂型铸件

Chemical composition(mass fraction)(wt.%) of the B763 C89720

Element Min Max Similar
Zn 27.0000 35.0000 -
Sn 0.5000 2.0000 -
Si 1.0000 2.0000 -
Pb - 0.0900 -
Mn - 0.1000 -
Fe - 0.1000 -
Cu 63.0000 69.0000 -
Bi 0.5000 1.5000 -
B - 0.0010 -

Mechanical Properties of steel grade B763 C89720

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)
783 (≥) 439 (≥) 42 14 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade B763 C89720

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 - -     0.43 -  
721 936 - 34.3 241   -  
857 - 12 21.2   413 144

Heat Treatment of steel grade B763 C89720

Heat treated : 1176°C - 1258°C

Technological Curves of steel grade B763 C89720

Cross Reference Table (Equivalent Grade) of B763 C89720

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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