With a commitment to innovation and advanced manufacturing techniques, we offer a diverse range of rods & pipe tube that meet the unique requirements of our customers and deliver exceptional performance in various applications.
C69300 Eco Brass
C69300 Eco Brass
It is a great replacement for leaded fittings and its corrosion resistance properties make it an excellent solution for water supply and plumbing applications. also has good machinability, excellent hot forgeability, easily accepts solder and brazing, and has excellent polishing and plating capabilities.
Typical Uses | |
| Plumbing | Plumbing: Stop Valves, PEX fittings, Ball valves, Commercial and Residential water faucet parts |
| Automotive | Fluid Connectors, Sensor Bodies, Thermostat Parts |
| Industrial | Automatic Screw Machine Parts, Bolts, Condenser Tube Plate, Nuts, Pneumatic Fittings, Pump Parts, Screw Machine Product, Valve Stems, Valve Bodies for Water |
Equivelent Specifications
Specifications | Designation |
| ASTM | C69300 |
| JIS | 6931 |
| EN | CW724R |
| ISO | CuZn21Si3P |
Chemical Composition:
Element | Cu |
Pb |
Sn |
Zn |
Fe |
Ni |
P |
Si |
Mn |
| Min/Max | 73.0 | – | – | – | – | – | 0.04 | 2.7 | – |
| Nominals | 77.0 | 0.09 | 0.20 | Rem | 0.10 | 0.1 | 0.15 | 3.4 | 0.10 |
Physical Properties
| Melting Point – Liquidus °F | 1616 |
| Melting Point – Solidus °F | 1571 F |
| Density lb./cu in. at 68°F | 0.3 |
| Specific Gravity | 8.3 |
| Electrical Conductivity*% IACS at 68°F | 8 |
| Thermal Conductivity Btu/ sq. ft/ ft.Hr/ °F at 68°F | 21.8 |
| Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F) | 10.4 |
| Specific Heat Capacity Btu/ lb. /°F at 68°F | 0.09 |
| Modulus of Elasticity in Tension (ksi) | 15200 |
Sizes Available
| ROUND RODS | 1.2mm To 250mm |
| HEX | 5mm To 65mm |
| SQUARE | 4mm To 60mm |
| FLAT | 4mm Min Thickness and max Width 120mm |
| BILLETS | Up to 200 mm |
| INGOTS | As per Specification |
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