Engineered for Wear ResistancePremium Phosphor Bronze
Premium Phosphor Bronze
Components.
Shainal Steel India supplies high-grade Phosphor Bronze (PB102, C51000) known for exceptional fatigue strength, elasticity, and corrosion resistance. Ideal for precision springs, marine bearings, and electrical contacts.
High Fatigue Strength
Perfect for springs and flexible components that endure repeated stress cycles.
Anti-Friction
Low friction coefficient makes it the ideal choice for bushings and bearings.
Marine Durability
Excellent resistance to seawater corrosion and biofouling.
Inventory Forms
Stocking a comprehensive range of shapes for industrial fabrication.
Chemical Composition
| Grade | Sn (Tin) | P (Phos) | Zn (Zinc) |
|---|---|---|---|
| PB102 | 4.5 - 5.5% | 0.02 - 0.40% | 0.30% Max |
| C51000 | 4.2 - 5.8% | 0.03 - 0.35% | 0.30% Max |
| C54400 | 3.5 - 4.5% | 0.01 - 0.50% | 1.5 - 4.5% |
*Remainder: Copper (Cu). Values are nominal.
Mechanical Profile
| Form | Tensile (MPa) | Hardness | Elongation |
|---|---|---|---|
| Sheet/Strip | 310 - 620 MPa | 70 - 200 HV | 3% - 50% |
| Rod/Bar | 350 - 600 MPa | 90 - 180 HV | 10% - 40% |
| Castings (Bush) | 220 - 300 MPa | 70 - 100 HB | 5% - 15% |
Industrial-Grade Logistics
Phosphor bronze surfaces, especially polished sheets, require rigorous protection. We employ a multi-layer packaging system to prevent oxidation, scratches, and impact damage during global transit.
Wooden Crating
Reinforced Pallets
Shrink-Wrap Seal
Heavy-Duty Gunny Bags
Supply Network
Mumbai Gujarat Delhi Pune Chennai Hyderabad Bangalore Kolkata Ahmedabad Surat Rajkot Jamshedpur