C69300 (alloy C693) – ECO BRONZE® Rod and Bar Supplier


C69300 (alloy C693) bronze profiles come in hexagon, round, and other shaped bronze rods and bronze bars. ECO BRONZE® C693 is a high-performance, lead-free* bronze. It’s a great replacement for leaded fittings and its corrosion resistance properties make it an excellent solution for water supply and plumbing applications. Wieland Chase is your trusted brass manufacturer and supplier for all your ECO BRONZE rod and bar needs. 

C69300 (alloy C693)

Application: Machining-Forging
ASTM: B371
Lengths: 10 to 16 feet
Bundle Weights: 1,000 – 4,000 lbs.

The Super Alloy


  • Boiler and pressure vessel code registered alloy
  • Corrosion-resistant to chemicals found in water and gas


  • Strength equivalent to stainless steel
  • Does not get brittle at high temperatures
  • Corrosion-resistant equivalent to commercial bronze


Chemistry Composition
Cu Si P Pb Fe Sn Ni Mn Zn
73.0-77.0% 2.7-3.4% 0.04-0.15% 0.09% max 0.10% max 0.20% max 0.10% max 0.10% max Remainder
Application: Machining-Forging
Chemistry specification: ASTM B371
Lengths: 10 TO 16 Feet
Bundle weights: 1,000 – 4,000 lbs.
Shape Diameter (inch)
Round 0.375″ – 2.50″
Hex / Hex RC 0.375″ – 2.00″
Shapes Consult Mill
Diameter/Tolerances +/-
Diameter (inch) Round Hexagonal, Octagonal
>0.150″-0.500″ 0.0020″ 0.0040″
>0.500″-1.000″ 0.0030″ 0.0050″
>1.000″-2.000″ 0.0040″ 0.0060″
>2.000″ 0.20% 0.40%
Minimum Mechanical Properties
Diameter (inch) Tensile Strength (ksi) Yield Strength (ksi) Elongation (%)
>0.150″-0.500″ 85 45 5
>0.500″-1.000″ 75 35 10
>1.000″-2.000″ 70 30 10

ECO BRONZE® C69300 (alloy C693) has excellent dezincification corrosion resistance (DZR/CR) and excellent stress corrosion cracking resistance. Further, it is corrosion resistant to chemicals found in water and gas. It has high strength equivalent to stainless steel. It also has good machinability, excellent hot forgeability, easily accepts solder and brazing, and has excellent polishing and plating capabilities.

Not only is ECO BRONZE® C69300 (alloy C693) lead-free and compliant with the Federal Drinking Water Act, it also support applications following the U.S. EPA standards for antimicrobial performance which kills Staphylococcus aureus, Pseudomonas aeruginosa, Salmonella choleraesuis, Mycobacterium bovis (BCG), Clostridium difficile, and viruses. Therefore, it can be used as an antimicrobial touch surface in homes and health care facilities.

Soldering lead to no-lead copper is possible. If the proper procedures are followed, especially in the preheating and heating process, consistent, high-quality solder joints can easily be achieved between copper tube and new, ECO BRONZE® no-lead copper alloy (brass or bronze) fittings/components. 

Please see reference material for more detailed instructions. 

ECO BRONZE® C69300 (alloy C693) is available in lengths between 10 – 16 feet and bundle weights between 1,000 – 4,000 lbs. Its shapes include round, hexagon, and other shaped brass rods and bronze, with diameters between: 

  • 375” – 2.500” in round
  • 375” x 2.00” in hex/hex RC

Note: For other shapes, consult the Wieland Chase Mill

ECO BRONZE® C69300 (alloy C693) is typically utilized in PEX fittings, stop valves, ball valves, and both commercial and residential water faucets parts. It is also used in electric and electronic equipment parts and automotive parts. Learn more about the applications that use threaded rod here.

Contact us to get started on your order. Wieland Chase is a brass forgings supplier and distributor, high strength brass manufacturer, brass rod fittings manufacturer, brass alloy supplier, brass rod manufacturer, brass parts supplier, brass machining supplier, bar manufacturer, castings manufacturer, and barstock distributor.

*This product complies with 0.25% weighted average lead content on wetted surfaces in accordance with Safe Water Drinking Act (SDWA) / Federal Public Law No. 111-380.

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Wieland Chase is a leading brass manufacturer and supplier for brass alloys in North America. As of July 2019, Wieland Chase became part of the strong global Wieland Group with a continued commitment to safety, quality and customer service. More about the Wieland Group

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