Find suppliers for this alloyC66700
Chemical Composition
Element
Cu(1,2)PbZnFeMn
(1) Cu + Sum of Named Elements 99.5% min. (2) Cu value includes Ag.
Min (%)68.50.8
Max (%)71.50.07Rem0.101.5
Mechanical Properties*
Form
Temper
Temper Code
Tensile Strength
(ksi)
YS-0.2% Offset
YS-0.5% Ext
(ksi)
Elongation
(%)
Rockwell B scale
Rockwell F scale
Rockwell 30T scale
Shear Strength
(ksi)
Section Size
(in)
Flat Products1/2 HardH0264   Typ
57   Typ
48   Typ
20   Typ
70   Typ
64   Typ
0.04
1/4 HardH0156   Typ
36   Typ
36   Typ
38   Typ
57   Typ
55   Typ
0.04
3/4 HardH0371   Typ
66   Typ
13   Typ
78   Typ
69   Typ
0.04
Extra HardH0688   Typ
85   Typ
4   Typ
89   Typ
75   Typ
0.04
Extra SpringH10100   Typ
93   Typ
2   Typ
93   Typ
78   Typ
0.04
HardH0478   Typ
74   Typ
62   Typ
10   Typ
84   Typ
72   Typ
0.04
Nominal Grain Size 0.015 mmOS01555   Typ
24   Typ
24   Typ
44   Typ
83   Typ
47   Typ
0.04
Nominal Grain Size 0.025 mmOS02553   Typ
20   Typ
20   Typ
53   Typ
77   Typ
41   Typ
0.04
Nominal Grain Size 0.035 mmOS03550   Typ
17   Typ
18   Typ
55   Typ
74   Typ
35   Typ
0.04
Nominal Grain Size 0.050 mmOS05049   Typ
15   Typ
58   Typ
70   Typ
30   Typ
0.04
Nominal Grain Size 0.070 mmOS07047   Typ
14   Typ
16   Typ
60   Typ
64   Typ
22   Typ
0.04
Nominal Grain Size 0.100 mmOS10046   Typ
12   Typ
12   Typ
60   Typ
18   Typ
0.04
SpringH0896   Typ
90   Typ
2.5   Typ
91   Typ
91   Typ
77   Typ
0.04
Wire1/2 HardH0290   Typ
5   Typ
0.08
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F2000
Melting Point - Solidus°F1920
Densitylb/cu in. at 68°F0.308
Specific Gravity8.53
Electrical Conductivity% IACS at 68°F17
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F56
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F)11.1
Specific Heat CapacityBtu/ lb /°F at 68°F0.09
Modulus of Elasticity in Tensionksi16000
Fabrication Properties
Technique Suitability Footnote
SolderingExcellent
BrazingExcellent
Oxyacetylene WeldingGood
Gas Shielded Arc WeldingFair
Coated Metal Arc WeldingNot Recommended
Spot WeldExcellent
Seam WeldExcellent
Butt WeldExcellent
Capacity for Being Cold WorkedExcellent
Capacity for Being Hot FormedFairActually fair to good.
Machinability Rating30
Common Fabrication Processes
  • Bending
  • Blanking
  • Forming
  • Resistance Welding
  • Seam and Butt Welding
  • Spot Welded Components
  • Stamping
    
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing9301300
Hot Treatment13401560
Typical uses
Product Category Product Reason Category Reason
IndustrialResistance Weldable Brass ProductsCorrosion ResistanceCorrosion Resistance
Resistance Weldable Brass ProductsMechanical PropertiesModerate Strength
Resistance Weldable Brass ProductsWelding CharacteristicsWeldability
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No information available.