Industrial Lead Alloys and Antimonial Lead Compositions for Precision Manufacturing
Ultraray Metals supplies certified lead alloys across Canada, serving engineers, procurement teams, and manufacturers in construction, industrial equipment, mining, marine, and aerospace applications. Every alloy is produced to controlled chemical specifications and backed by full certification documentation.
Lead Alloys Supply Across Canada
Ultraray Metals stocks and distributes lead alloys to customers across all Canadian provinces. Whether you are sourcing pig lead, sheet and plate, lead wool, or antimonial lead compositions, our inventory is maintained to meet consistent demand without lead times that stall your project.
All alloys are supplied with traceability documentation and meet QQ-L and ASTM standards, giving procurement teams and quality managers the paper trail they require.
Certifications
| Stock Lead Alloys | Spec Number | Description | Lead (Pb) | Copper (Cu) | Tellurium (Te) |
|---|---|---|---|---|---|
| pig lead | QQ-L-171 Gr A | Corroding | 99.9% min | ||
| pig lead | QQ-L-171 Gr B | Corroding B | 95% min | ||
| pig lead | QQ-L-171 Gr C | Chemical | 99.9% min | .040-.080 | |
| sheet & plate | QQ-L-201f Gr B | Corroding B | 99.5% min | ||
| sheet & plate | QQ-L-201f Gr C | Chemical | 99.9% min | .040-.080 | |
| sheet & plate | QQ-L-201f Gr D | Te Plate | 99.85% min | .040-.080 | .035-.060 |
| pig & lead wool | QQ-C-40 Gr C | Corroding | 99.7% min | ||
| QQ-C-40 Gr D | Te Caulking | 99.82% min | .040-.080 | .035-.055 | |
| ASTM B749 or B29 | L50049 | ASTM Corroding / Pure | 99.94% min | .0015 max | |
| ASTM B749 or B29 | L51121 | ASTM Chemical / Copper | 99.90% min | .040-.080 |
Antimonial Lead
| Stock Antimony Alloys | Lead (Pb) | Antimony (Sb) | Other |
|---|---|---|---|
| M1 | 98% min | 1.00 – 1.99% | max 1% |
| M4 | 95% min | 4.00 – 4.99% | max 1% |
| M6 | 93% min | 6.00 – 6.99% | max 1% |
Applications for Lead Alloys in Canadian Industry
H2: Applications for Lead Alloys in Canadian Industry
Lead alloys are specified across a broad range of Canadian industrial and construction applications where pure lead alone does not meet hardness, structural, or dimensional requirements.
Construction: Lead sheet and plate is used in roofing, flashing, waterproofing, and acoustic applications where long-term weather resistance and sound dampening are critical.
Mining: Antimonial lead alloys are commonly specified for hoist balance weights, mine shaft counterweights, and vibration control components where added hardness from antimony content improves performance under load.
Marine: Lead alloys are used in ballast systems, sailboat keel weights, and offshore stabilization components where density and corrosion resistance are both required.
Industrial Equipment and Material Handling: Machine counterweights, forklift counterweights, freight elevator counterweights, and warehouse stabilization systems rely on lead alloys for precise weight distribution in compact form factors.
Aerospace and Defence: Aircraft counterweights, UAV ballast, and defence shielding components require alloys produced to tight chemical tolerances with full certification traceability.