ingot pour

Engineered Alloys

Whether you need a reliable supply of quality bronze and brass casting ingot for your job shop, captive foundry or art bronze foundry, or extra technical expertise to select the perfect master alloys for your proprietary coil, strip, sheet or plate manufacturing operation, count on Sipi Copper Alloys to deliver.

  • personal attentionPersonal Attention

    Personal Attention

    When you work with Sipi, you get more than a smooth transaction. You gain a team—to provide answers, explore options and ensure your satisfaction. No wonder some of the most demanding names in manufacturing trust us with their proprietary copper alloy needs.
  • Sipi lead timesShort Lead Times

    Short Lead Times

    We put inventory where you need it so you can respond quickly to your customers in the U.S., our wide warehouse footprint enables dock-to-dock delivery with one-day lead times—for just-in-time sourcing with no delays.
  • ToolsMetallurgy Expertise

    Metallurgy Expertise

    Our production facilities employ state-of-the-art methods—including inductively coupled plasma spectrometry, classic fire-assay, wet chemical determination, and wavelength dispersive x-ray fluorescence spectroscopy.
  • TreesECO Compliance

    ECO Compliance

    From our ISO 14001 certification to the state-of-the-art emissions control technology at our facilities, Sipi Copper Alloys strives to be the industry leader in environmental compliance.
  • high quality pallet of metal ingotsQuality You Can Count On

    Quality You Can Count On

    With proprietary, custom and ASTM specifications, we were the first ISO 9001-certified ingot producer in North America and one of the few ISO/IEC 17025:2005-certified copper alloy producers in the world. We purchase and recycle more than 35 million pounds of copper and brass scrap annually.
  • MapGlobal Reach

    Global Reach

    From our facility in Chicago, Illinois, we produce material for foundries across North and South America, Europe, and Asia. In the United States, you are never more than a day’s shipment away from Sipi Copper Alloy products stocked in our several national distribution points.

Markets We Serve

Artisan Foundries

Whether casting large public art sculptures or table-top objects d’art, artisan foundries need a reliable supply of high-quality brass and bronze ingot at the right price. As a long-time supplier to artisan foundries, Sipi provides the fullest range of high-yielding ingot along with helpful service and fast, reliable delivery.

OEM foundries

For manufacturers that maintain in-house foundries to produce the specialized metal parts that go into their products, Sipi Copper Alloys has become a copper alloy supplier of choice—not only providing the reliable, just-in-time delivery they require, but also the higher level of quality that results in less material waste and overall more cost‑effective operations.

Tech alloys

Many companies with proprietary coil, strip, sheet or plate manufacturing operations require specialized metal additives to improve both the material characteristics of their metals and the efficiency of their foundry processes. Sipi Copper Alloys offers a one-stop-shopping for master alloys and pure metals needed in these applications, including the technical expertise to select the right additives to meet the customer’s precise objectives.

Job shops

Smaller job shops often compete on price and speed, and require suppliers who can deliver the exact copper alloys they need quickly and reliably. Sipi Copper Alloys delivers on all fronts—and thanks to our technical precision and experience, our copper alloys are known to consistently offer greater yields, which helps job shops get the most profit from their tight margins.

Certifications