| Size | 5 |
|---|---|
| Type | Bolt, Nut, Screw, Washer, Rivet, Threaded Rod, Studs, Coated, Nails, Custom Fasteners |
| Standard | Din, Iso, Jis, Gb, Is, Bs, Astm |
| Length | 10 |
| Material | Stainless Steel, Monel, Inconel, Incoloy, Hastelloy, Nickel, Silicon Bronze, Phosphor Bronze |
Phosphor Bronze Fasteners manufactured in India for electrical components, marine applications, and industrial machinery assemblies
Sagar Steel Corporation is a leading Phosphor Bronze Fasteners Manufacturer in India that manufactures high quality fasteners, which are intended to be used in applications that demand high levels of corrosion resistance, good conductive of electricity, and high fatigue strength. Phosphor bronze screws are crafted out of the alloy of copper-tin-phosphorus, which have good wear resistance and dependable performance in industries and marine. These are used extensively in electrical, marine, automotive, oil and gas and precision engineering industries.
We provide manufacturing accuracy phosphor bronze fasteners to both local and global customers using our global B2B portal to provide services to customers looking at a reliable supply of quality products. We also offer phosphor bronze bolts, nuts, screws, studs, washers, and custom components of different sizes, threads and surface finishes. A comprehensive quality check and dimensional verification is done to all the fasteners to ensure that they meet international standards and application requirements.
Phosphor Bronze Fasteners – Material & Grade Table
| Common Name | Standard / Grade | Typical Composition | Typical Applications | Key Properties |
|---|---|---|---|---|
| Phosphor Bronze (General) | ASTM B139 | Cu ~94–95%, Sn 4–6%, P 0.01–0.35% | Springs, electrical & mechanical fasteners | High strength, excellent fatigue resistance |
| Phosphor Bronze C51000 | ASTM B139 C51000 | Cu 95%, Sn 5%, P 0.03% | Precision screws, washers | Good corrosion resistance, good formability |
| Phosphor Bronze C52100 | ASTM B139 C52100 | Cu 92%, Sn 8%, P 0.03% | Heavy-duty fasteners, marine components | Higher strength, excellent wear resistance |
| Phosphor Bronze C54400 | ASTM B139 C54400 | Cu ~94%, Sn ~4%, P ~0.03%, Pb ~2% | Machined fasteners, nuts & bolts | Improved machinability, good corrosion resistance |
| Phosphor Bronze (DIN) | DIN EN 12166 CuSn6 | Cu ~94%, Sn 6% | Metric fasteners | High fatigue strength, good corrosion resistance |
| Phosphor Bronze (ISO) | ISO CuSn8 | Cu ~92%, Sn 8% | Industrial & marine fasteners | Excellent mechanical strength, wear resistance |
| Spring Phosphor Bronze | ASTM B159 | Cu–Sn–P alloy (varies) | Spring washers, clips | Excellent elasticity, high fatigue life |
Phosphor Bronze Fasteners – Types, Sizes & Availability Table
| Fastener Type | Size Range | Thread Standard | Availability Form | Minimum Quantity |
|---|---|---|---|---|
| Phosphor Bronze Bolts | M4 – M36 | ISO / UNC / UNF | Hex, Heavy Hex | 200 Pcs |
| Phosphor Bronze Nuts | M4 – M36 | ISO / UNC / UNF | Hex, Lock | 200 Pcs |
| Phosphor Bronze Screws | M2 – M24 | ISO / DIN | Machine, CSK, Pan | 200 Pcs |
| Phosphor Bronze Studs | M6 – M48 | ASTM / DIN | Full Thread / Tap End | 200 Pcs |
| Phosphor Bronze Washers | M3 – M36 | DIN / ISO | Plain, Spring | 200 Pcs |
- Outstanding anticorrosive and antierosive properties.
- A high degree of fatigue strength and dimensional stability.
- Higher electric conductivity and non-magnetism.
- Applicable in marine, electrical and precision applications.
- Extensive maintenance and service life.
The characteristics render phosphor bronze fasteners a secure choice in the industrial and marine fasteners.
Besides phosphor bronze fasteners, we also offer Brass Fasteners, Naval Fasteners and Titanium Fasteners, thereby allowing our buyers to find a full supply of corrosion-free and specialty fastening solutions under one trusted brandType of Sub-products

Phosphor Bronze Bolts Phosphor Bronze Bolts
Phosphor Bronze Bolts are durable fasteners known for their excellent corrosion resistance, high strength, and suitability for marine, electrical, and industrial applications.

Phosphor Bronze Nuts Phosphor Bronze Nuts
Phosphor Bronze Nuts provide strong fastening with superior wear resistance, making them ideal for use in corrosive and high vibration environments.
