Hemi Metals, located in Hamilton, New Zealand, has built a solid reputation as a reliable manufacturer and supplier of top-notch Phosphorous Bronze Bars and Rods. They cater to a variety of industrial sectors, providing precision-engineered non-ferrous alloys. With a strong focus on consistency, durability, and customer satisfaction, Hemi Metals ensures that their materials meet the highest performance standards. Their Phosphorous Bronze products are well-known for their impressive strength, outstanding corrosion resistance, and dependable machinability, making them perfect for intricate engineering tasks. Thanks to their advanced manufacturing processes, rigorous quality control, and deep industry knowledge, clients can count on receiving materials that are tailored to meet both local and international needs.
Phosphorous Bronze Bars and Rods are mainly made from copper, combined with tin and a touch of phosphorus, which boosts their strength, ductility, and wear resistance. This unique blend offers excellent corrosion resistance, fatigue strength, and a refined grain structure. Mechanically, these alloys are characterized by high hardness, remarkable spring qualities, and a low coefficient of friction, making them ideal for precision components. Their toughness and outstanding forming properties ensure they perform reliably even in tough working conditions, consistently delivering under varying mechanical stress.
| Specifications | AMS 4625, ASTM B139, ASME SB139 |
| Phosphor Bronze Round bar size | Diameter: 3mm~800mm |
| Phosphor Bronze Angle bar size | 3mm*20mm*20mm~12mm*100mm*100mm |
| Phosphor Bronze Square bar size | 4mm*4mm~100mm*100mm |
| Phosphor Bronze Flat bar size | Thickness: 2mm~100mm |
| Width: 10mm~500mm | |
| Phosphor Bronze Hex Bar size | 2mm~100mm |
| Phosphor Bronze Billet Size | 1/2″ to 495mm Diameter |
| Phosphor Bronze Rectangles Size | 33mm x 30mm to 295mm x 1066mm |
| Finish | Bright, Polish, Bright, Rough Turned, Grinding, Centreless Ground & Black |
| Length | 1000mm-6000mm |
| Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Surface | Hot Rolled Pickled or Sand Blasting Finished, Cold Drawn, Bright, Polished, Hairline |
| Condition | Cold Drawnd Pulished Cold Drawn Centreless Ground & Polished, Annealed round bar |
| Technique | Phosphor Bronze Hot Rolled, Cold Rolled, Cold Drawn, Forged Round Bar, Rod |
| Form | Round, Rod, Precision Ground Bar, Square, Round Rod, Hollow, Hex (A/F), Triangle, Rectangle, Threaded, T-Bar, Half Round Bar, Flat Bar, Rings, Blocks, Billet, Ingot, I/H Bar, Angle, Channel Bar, Profiles, Forging Etc. |
| Alloy number | Sn | P | Pb | Zn | Cu+Sn+P |
| C5191 | 5.5-7.0 | 0.03-0.35 | ≥99.5 | ||
| C5441 | 3.0-4.5 | 0.01-0.50 | 3.5-4.5 | 1.5-4.5 | ≥99.5 |
| Grade B.S. 1400: 1985 | Nominal Composition | 2% PS N/mm Min | Tensile Strength N/mm Min | Elongation % Min | Brinell Hardness Min |
| PB1 | 89/10/01 | 130 | 250 | 5 | 60 |
| PB1 | 88/12 | 140 | 260 | 7 | 80 |
| PB1 | 90/10 | 130 | 250 | 5 | 60 |
| PB1 | 90.5/9.5 | 130 | 240 | 5 | 80 |
| LPB-1 | 87/8/2/3 | 80 | 175 | 7 | 60 |
| Pb2 | 88/12 | 120 | 195 | 5 | 60 |
| Pb2 PB | 88/12 95/5 | 145 130 | 295 240 | 5 5 | 80 80 |
Phosphorus bronze bars can be welded, but it requires care. The material tends to be brittle at high temperatures, so preheating and using appropriate filler materials are recommended for successful welding.
To select the right phosphorous bronze bar, consider factors such as tensile strength, corrosion resistance, conductivity, the specific environmental conditions, required durability, and mechanical properties for your application.
To select the right phosphorous bronze bar, consider factors such as tensile strength, corrosion resistance, conductivity, the specific environmental conditions, required durability, and mechanical properties for your application.
Phosphorous bronze rods are available in diameters ranging from 1/8" to 12" and lengths up to 20 feet. Finishes include hot-rolled, cold-rolled, extruded, polished, and custom-machined.
These Phosphorous Bronze Bars and Rods are popular across various industries due to their remarkable strength, durability, and resistance to corrosion and fatigue. You’ll often find them in electrical connectors, switchgear components, springs, and fasteners where high conductivity and resilience are essential. In marine and chemical settings, they prove their worth in pump components, valve parts, and bearings, thanks to their wear and seawater resistance. Moreover, these alloys are utilized in instrumentation, aerospace parts, and precision-engineered components that require stability, anti-friction properties, and long-lasting performance.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Hemi Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Hamilton New Zealand
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