CuZn36Pb3
ASTM B16; SAE J461, SAE J463
- Architecture
- General Engineering
- Automotive
- Consumer Products
- Plumbing
Typical Uses
Architecture
Terrazzo Strip
Automotive
Sensor Bodies, Thermostat Parts, Fluid Connectors, Threaded Inserts for Plastic
Builders Hardware
Lock Bodies, Fittings, Hardware
Consumer
Hot Combs (to Straighten Hair), Fasteners, Screws, Nuts, Bolts
Industrial
Faucet Components, Pinions, Automatic Screw Machine Parts, Pneumatic Fittings, Gears, Nozzles,
Valve Stems, Valve Trim, Valve Seats, Gauges, Fluid Connectors, Screw Machine Products, Adapters, Unions
Plumbing
Faucet Stems, Plumbers' Brass Goods, Faucet Seats, Plumbing Fittings
C36000
Chemical Composition
(%max, unless shown as range or min)
| Cu | Fe | Pb | Zn |
| Min/Max | 60.0-63.0 | 0.35 | 2.5-3.7 | Rem |
Note: Cu + Sum of Named Elements, 99.5% min.
Applicable Specifications
* Bar, Rod, Shapes – ASTM B16; SAE J461, SAE J463
Fabrication Processes
* Machining
* Roll Threading and Knurling
Fabrication Properties
| Joining Technique | Suitability |
| Soldering | Excellent |
| Brazing | Good |
| Oxyacetylene Welding | Not Recommended |
| Gas Shielded Arc Welding | Not Recommended |
| Coated Metal Arc Welding | Not Recommended |
| Spot Weld | Not Recommended |
| Seam Weld | Not Recommended |
| Butt Weld | Fair |
| Capacity for Being Cold Worked | Fair |
| Capacity for Being Hot Formed | Fair |
| Machinability Rating | 100 |
Standard Temper Designation:
* H02 – Half Hard
Mechanical Properties (ASTM B16)
Diameter or Distance Between
Parallel Surfaces, in. [mm] | Tensile Strength, min | Yield Strength, at 0.5% Extension Under Load, min | Elongation(1), min, % | Rockwell B Hardness(2),(3) |
| ksi | MPa | ksi | MPa | Round | Hexagonal and Octagonal |
| Rod |
| 1/2 [12] and under | 57 | 395 | 25 | 170 | 7 | – | – |
| over 1/2 [12] to 1 [25] incl. | 55 | 380 | 25 | 170 | 10 | 60 – 80 | 55 – 80 |
| over 1 [25] to 2 [50] incl. | 50 | 345 | 20 | 140 | 15 | 55 – 75 | 45 – 80 |
| over 2 [50] to 3 [75] incl. | 45 | 310 | 15 | 105 | 20 | 45 – 70 | 40 – 65 |
| over 3 [75] to 4 [100] incl. | 45 | 310 | 15 | 105 | 20 | 40 – 65 | 35 – 60 |
| over 4 [100] | 40 | 275 | 15 | 105 | 20 | 25 min | 25 min |
| Bar |
| Thickness, in. [mm] | Width, in. [mm] | | | | | | | |
| 1/2 [12] and under | 1 [25] and under | 50 | 345 | 25 | 170 | 10 | – | 45 – 85 |
| 1/2 [12] and under | over 1 [25] to 6 [150] | 45 | 310 | 17 | 115 | 15 | – | 35 – 70 |
| over 1/2 [12] to 2 [50] incl. | 2 [50] and under | 45 | 310 | 17 | 115 | 15 | – | 40 – 80 |
| over 1/2 [12] to 2 [50] incl. | over 2 [50] to 6 [150] | 40 | 275 | 15 | 105 | 20 | – | 35 – 70 |
| over 2 [50] | over 2 [50] to 4 [100] | 40 | 275 | 15 | 105 | 20 | – | 35 – 70 |
(1) In any case, a minimum gage length of 1 in. [25mm] shall be used. SI elongation values are based on a gage length of 5.65 times the square root of the area for dimentions greater than 2.5 mm.
(2) Determined on the cross section midway between surface and center.
(3) Rockwell hardness requirements are not established for diameters less than 1/2 in. [12 mm].
Physical Properties
| US Customary | Metric |
| Melting Point – Liquidus | 1650 F | 900 C |
| Melting Point – Solidus | 1630 F | 885 C |
| Density | 0.307 lb/in3 at 68 F | 8.5 gm/cm3 at 20 C |
| Specific Gravity | 8.5 | 8.5 |
| Electrical Resistivity | 39.9 ohms-cmil/ft at 68 F | 6.63 microhm-cm at 20 C |
| Electrical Conductivity | 26 %IACS at 68 F | 0.152 MegaSiemens/cm at 20 C |
| Thermal Conductivity | 67.0 Btu · ft/(hr · ft2·°F) at 68 F | 116.0 W/m ·°K at 20 C |
| Coefficient of Thermal Expansion | 11.4·10-6 per °F (68-572 F) | 20.5·10-6 per °C (20-300 C) |
| Specific Heat Capacity | 0.09 Btu/lb/°F at 68 F | 377 J/kg · °K at 20 C |
| Modulus of Elasticity in Tension | 14000 ksi | 97000 MPa |
| Modulus of Rigidity | 5300 ksi | 37000 MPa |
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