KUPTİN® P5
Phosphor Tin Bronze | CuSn5P
KUPTİN P5 (CuSn5P), produced by Çorum Bronz, is a phosphor tin bronze alloy that offers high elasticity, good wear resistance, and fatigue strength thanks to its phosphorus additive. It ensures reliable performance in springs, contacts, and precision mechanical applications.
01. Chemical Composition (%)
science02. Industries Served
factory03. Supply Forms
inventory_204. Mechanical Properties
engineering| Property Name | Imperial (psi) | Metric (MPa) | Test Method |
|---|---|---|---|
| Tensile Strength | - | 390-450 N/mm² | - |
| Yield Strength | - | 260-280 N/mm² | - |
| Hardness | 120-160 HB | 120-160 HB | - |
| Density | - | 8,8 g/cm³ | - |
05. Areas of Use
settings_suggest| Sliding elements and guide rails subjected to high loads | |
| Specifically thin-walled bearings | |
| High-stress worm gears and gear wheels | |
| Bolts and screws |
06. Global Equivalent Grades
public| Region | Standard | Grade Definition | Notes |
|---|---|---|---|
| flag Europe | EN | CuSn5 / CW451K | |
| flag USA | UNS / ASTM | C51000 | |
| flag Germany | DIN | 2.1016 | |
| flag United Kingdom | BS | PB 102 | |
| flag Japan | JIS | C5101 | |
| flag France | AFNOR | UE5 |
07. Technical Resources
folder_open08. Standard Compliance
verified_userLong Notes
note_altKUPTİN P5 (CuSn5P) Flexible and Durable Phosphor Bronze with Çorum Bronz Quality
Developed through Çorum Bronz’s advanced metallurgical technology, KUPTİN P5 is a balanced phosphor bronze alloy. By incorporating phosphorus into the tin-bronze structure, it delivers high elasticity, sufficient strength, and reliable wear resistance.
Optimized for applications requiring flexibility and precision, this product in the KUPTİN series provides stable performance and a long service life, particularly for spring systems, electrical contacts, and components operating under repetitive loads.
Superior Material Properties
With Çorum Bronz production quality, KUPTİN P5 offers:
High Elasticity: Excellent spring-back and flexing capability.
Wear Resistance: Enhanced durability provided by phosphorus additives.
Fatigue Resistance: Maintains performance under cyclic and repetitive stress.
Efficiency: Low friction coefficient for smooth operation.
Durability: Resistant to corrosion and environmental factors.
Technical Structure and Mechanical Performance
KUPTİN P5 (CuSn5P) is an alloy composed of copper, tin, and phosphorus.
Tensile Strength: 220 – 280 MPa
Yield Strength: 100 – 140 MPa
Hardness: 60 – 80 HB
Density: 8.8 – 8.9 $g/cm^3$
Note: These mechanical values ensure reliable performance in applications where both flexibility and durability are essential.
Global Equivalent Grades
EN Standard: CuSn5P
DIN Standard: 2.1020
ASTM Standard: C51000
Common Applications
Spring Mechanisms: Flexible components and precision spring systems.
Electrical Components: Electrical contacts and connection elements.
Precision Engineering: Sensitive machine parts and instruments.
Bearing Systems: Bushings and sliding bearing systems.
Sectoral Applications
Electrical & Electronics
Automotive
Machine Manufacturing
Precision Engineering
Marine
Supply Options
KUPTİN P5 phosphor bronze products are available through Çorum Bronz in various forms:
Bronze Rods
Bronze Flat Bars
Bronze Plates
Why Choose Çorum Bronz KUPTİN P5?
KUPTİN P5 is not just an alloy; it is a professional engineering solution providing high elasticity, long-term durability, and competitive pricing advantages.