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技術文章

C63020鎳鋁青銅回火

點擊次數:286 發(fā)布時間:2021/10/28 18:43:21
 

典型用途

航空航天:襯套、軸承
工業(yè):軸承、滾動軸承成型模具、土方設備液壓襯套、閥球、閥門零件(低溫)

Similar or Equivalent Specification
CDA ASTM SAE AMS Federal Military Other
C63020 B150
B150M
  4590      

Chemical Composition

Cu% Pb% Sn% Zn% Fe% Ni%1 Al% Co% Cr% Mn% Si%
Chemical Composition according to ASTM 4590

1Ni value includes Co.
Note: Cu + Sum of Named Elements, 99.5% min. Single values represent maximums.

Rem.

0.03

0.25

0.30
4.00-
5.50
4.20-
6.00
10.00-
11.00

0.20

0.05

1.50

0.15

Machinability

Copper Alloy UNS No. Machinability Rating Density (lb/in3 at 68 °F) Density (gm/in3 at 20 °C)
C63020   0.275 7.6

Mechanical Properties

Mechanical Properties according AMS 4590

C63020

TQ50 Quenched and Tempered

SIZE RANGE: UP TO 1" DIAMETER INCLUSIVE

 

Tensile Strength, min Yield Strength, at 0.2% Offset, min Elongation, in 2 inches (50.8 mm) or 4D, min, min Rockwell "C" Hardness Remarks
ksi MPa ksi MPa % min HRC  
135 931 100 689 6 26  

Physical Properties

  US Customary Metric
Melting Point - Liquidus 1940° to 1967 °F 1060° to 1075 °C
Density 0.274 lb/in3 at 68 °F 7.6 gm/cm3 at 20 °C
Specific Gravity 7.6 7.6
Electrical Resistivity 132.33 ohms-cmil/ft at 68 °F 22.0 microhm-cm at 20 °C
Thermal Conductivity 31.2 Btu/sq ft/ft hr/°F at 68 °F 54.0 W/m at 20 °C
Coefficient of Thermal Expansion 68-572 9.4 · 10-6 per °F (68-572 °F) 17.0 · 10-6 per °C (20-300 °C)
 

原創(chuàng)作者:東莞市協(xié)昌金屬材料有限公司

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