C46400

REFERENCE
GUIDE

Continuous Cast and Drawn

C46400

Product Description: Naval Brass, Uninhibited
Tempers: H02 Half Hard
Solids: ½" to 2¾" O.D.
Hex: ½" to 2¾" O.D.
RectaNgles: Consult Mill
Standard Lengths: 144"

Typical Uses

Builders Hardware: lock pins
Electrical: precision shipboard equipment
Fasteners: bolts, nuts, rivets
Industrial: aircraft turnbuckle barrels, balls, bearings, bushings, condenser plates, dies for golf ball production,heat exchanger tubes, hub cones, pressure vessels, structural uses, valve stems, welding rod
Marine: decorative fittings, hardware, propeller shafts, shafting, turnbuckles
Ordnance: missile components
Other: baffle plates and flanges
Plumbing: fittings

Similar or Equivalent Specification

CDA ASTM SAE AMS Federal Military Other
C46400 B21
B21M
J461
J463
  QQ-B-639    

Chemical Composition

Cu% Pb% Sn% Zn% Fe%
59.00-
62.00
 
0.20
0.50-
1.00
 
Rem.
 
0.10
Chemical Composition according to ASTM B21/B21M-20

Note: Cu + Sum of Named Elements, 99.6% min. Single values represent maximums.

Machinability

Copper Alloy UNS No. Machinability Rating Density (lb/in3 at 68 °F)
C46400 30 0.304

Mechanical Properties

Mechanical Properties according to ASTM B21/B21M-20

C46400

H02 Half Hard

SIZE RANGE: ½" AND UNDER
Tensile Strength, min Yield Strength, at 0.5% Extension Under Load, min Elongation, 4x Diameter or 4x Thickness, min Rockwell "B" Hardness   Remarks
ksi MPa ksi MPa % min to max HRB  
60 414 27 186 22    
SIZE RANGE: OVER ½" TO 1" INCLUSIVE ROD
Tensile Strength, min Yield Strength, at 0.5% Extension Under Load, min Elongation, 4x Diameter or 4x Thickness, min Rockwell "B" Hardness   Remarks
ksi MPa ksi MPa % min to max HRB  
60 414 27 186 25 60-80  
SIZE RANGE: OVER 1" TO 2" INCLUSIVE ROD
Tensile Strength, min Yield Strength, at 0.5% Extension Under Load, min Elongation, 4x Diameter or 4x Thickness, min Rockwell "B" Hardness   Remarks
ksi MPa ksi MPa % min to max HRB  
58 400 26 179 25 55-80  
SIZE RANGE: OVER 2" TO 3" INCLUSIVE ROD
Tensile Strength, min Yield Strength, at 0.5% Extension Under Load, min Elongation, 4x Diameter or 4x Thickness, min Rockwell "B" Hardness   Remarks
ksi MPa ksi MPa % min to max HRB  
54 372 25 172 25 55-80  
SIZE RANGE: OVER 3" TO 4" INCLUSIVE ROD
Tensile Strength, min Yield Strength, at 0.5% Extension Under Load, min Elongation, 4x Diameter or 4x Thickness, min Rockwell "B" Hardness   Remarks
ksi MPa ksi MPa % min to max HRB  
54 372 22 152 27 55-80  
SIZE RANGE: OVER 4"
Tensile Strength, min Yield Strength, at 0.5% Extension Under Load, min Elongation, 4x Diameter or 4x Thickness, min Rockwell "B" Hardness   Remarks
ksi MPa ksi MPa % min to max HRB  
54 372 22 152 30 55-80  

Physical Properties

Physical Properties provided by CDA
  US Customary Metric
Melting Point - Liquidus 1650 °F 899 °C
Melting Point - Solidus 1630 °F 888 °C
Density 0.304 lb/in3 at 68 °F 8.41 gm/cm3 at 20 °C
Specific Gravity 8.41 8.41
Electrical Conductivity 26% IACS at 68 °F 0.151 MegaSiemens/cm at 20 °C
Thermal Conductivity 67 Btu/sq ft/ft hr/°F at 68 °F 116 W/m at 20 °C
Coefficient of Thermal Expansion 68-572 11.8 · 10-6 per °F (68-572 °F) 20.4 · 10-6 per °C (20-300 °C)
Specific Heat Capacity 0.09 Btu/lb/°F at 68 °F 377.1 J/kg at 20 °C
Modulus of Elasticity in Tension 15000 ksi 103420 MPa
Modulus of Rigidity 5600 ksi 38611 MPa

Fabrication Properties

Technique Suitability
Soldering Excellent
Brazing Excellent
Oxyacetylene Welding Good
Gas Shielded Arc Welding Fair
Coated Metal Arc Welding Not Recommended
Spot Weld Good
Seam Weld Fair
Butt Weld Good
Capacity for Being Cold Worked Fair
Capacity for Being Hot Formed Excellent
Forgeability Rating 90
Machinability Rating 30
Fabrication Properties provided by CDA

Thermal Properties

Treatment Minimum* Maximum*
Annealing 800 1100
Hot Treatment 1200 1500
Thermal Properties provided by CDA

*Temperature is measured in Fahrenheit.

Common Fabrication Processes

Blanking, Drawing, Forming and Bending, Heading and Upsetting, Hot Forging and Pressing, Hot Heading and Upsetting, Shearing

Common Fabrication Processes provided by CDA

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