KUZRAL®
Manganese Bronze | CuZn25Al5Mn4Fe3
KUZRAL (CuZn25Al5Mn4Fe3), manufactured by Çorum Bronz, is a manganese bronze alloy that offers high strength, superior wear resistance, and reliable performance under heavy loads. It provides long-lasting solutions for gear, bushing, and low-speed bearing 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 | - | 600-750 MPa | - |
| Yield Strength | - | 450-480 MPa | - |
| Hardness | 180-200 HB | 180-200 HB | - |
| Density | - | 7,83 g/cm³ | - |
05. Areas of Use
settings_suggest| Heavy-duty bearings subjected to high loads | |
| Gears, worm gears | |
| Levers (arms) and load-bearing support components | |
| High-pressure valve stems |
06. Global Equivalent Grades
public| Region | Standard | Grade Definition | Notes |
|---|---|---|---|
| flag Europe | EN | CuZn25Al5Mn4Fe3-C | |
| flag Europe | EN | CuZn25Al5Mn4Fe3-B | |
| flag Europe | EN | CC762S | |
| flag Europe | EN | CB762S | Külçe |
| flag USA | ASTM / UNS | C86200 | |
| flag USA | ASTM / UNS | C86300 | |
| flag Global | ISO | CuZn25Al6Fe3Mn3 | |
| flag Global | ISO | CuZn25Al5Mn4Fe3 | |
| flag United Kingdom | BS | HTB3 | |
| flag Japan | JIS | HBsC4 | |
| flag Germany | DIN | CuZn25Al5 | |
| flag Germany | DIN | G-CuZn25Al5 | |
| flag Germany | DIN | GK-CuZn25Al5 | |
| flag Germany | DIN | GZ-CuZn25Al5 | Savurma Döküm |
| flag Germany | W-Nr. | 2.0598 | |
| flag Germany | W-Nr. | 2.0598.01 | |
| flag Germany | W-Nr. | 2.0598.02 | |
| flag Germany | W-Nr. | 2.0598.03 | |
| flag France | NF / AFNOR | CuZn19Al6Y20 | |
| flag Russia | GOST | LTS23A6ZH3Mts2 | |
| flag Sweden | SS-EN | CC762S | |
| flag Türkiye | KUZRAL 4 | Çorum Bronz | |
| flag Global | Trade Brand | JM 18 | Johnson Metall |
| flag Global | Trade | Mangan Bronzu (Manganese Bronze) | Common Usage |
| flag Global | Trade | High Tensile Manganese Bronze | Common Usage |
07. Technical Resources
folder_open08. Standard Compliance
verified_userLong Notes
note_altKUZRAL (CuZn25Al5Mn4Fe3) High-Strength Manganese Bronze with Çorum Bronz Quality
Developed with Çorum Bronz’s advanced casting technologies, KUZRAL is a powerful manganese bronze alloy offering very high strength, wear resistance, and mechanical durability thanks to its special structure enriched with manganese, aluminum, and iron.
The KUZRAL series is specifically designed to provide maximum durability and long service life in systems operating under heavy loads, low speeds, and high pressure. Çorum Bronz offers not only technical superiority in this manganese bronze group but also the advantage of competitive pricing and fast supply.
Superior Material Properties
With Çorum Bronz production quality, KUZRAL:
Offers very high strength and hardness.
Provides strong resistance against wear and surface deformation.
Delivers stable and reliable performance under heavy loads.
Is resistant to impact and mechanical stress.
Ensures high efficiency in low-speed applications.
These features make the KUZRAL alloy ideal for heavy industry and high-load applications.
Technical Structure and Mechanical Performance
KUZRAL (CuZn25Al5Mn4Fe3) is a copper-based alloy reinforced with zinc, aluminum, manganese, and iron.
Tensile Strength: 600 – 750 MPa
Yield Strength: 250 – 350 MPa
Hardness: 150 – 220 HB
Density: ~7.5 $g/cm^3$
These values ensure that the alloy can be used safely under heavy loads and high pressure.
Global Equivalent Grades
Çorum Bronz KUZRAL can be used with confidence in global projects thanks to its quality structure corresponding to international standards:
EN Standard: CuZn25Al5Mn4Fe3
DIN Standard: 2.0598
ASTM Standard: C86300
Standard Compliance and Quality Assurance
Çorum Bronz performs production in accordance with international quality standards.
KUZRAL:
Is produced in compliance with ISO quality standards.
Is continuously monitored through chemical and mechanical analyses.
Production processes are supported by quality assurance systems.
This ensures it is preferred with confidence in both local and global projects.
Applications
KUZRAL is preferred in applications requiring high strength:
Bushing and bearing systems operating under heavy loads.
Gear and gearbox mechanisms.
Hydraulic system parts.
Press and rolling mill machinery components.
Sectoral Applications
Heavy Industry
Machinery Manufacturing
Energy Sector
Maritime
Defense and Aerospace
Manganese Bronze Supply with Çorum Bronz
KUZRAL manganese bronze products are offered in various forms and sizes under the assurance of Çorum Bronz:
Bronze rod
Bronze flat bar
Bronze plate
Get a quote now for manganese bronze prices, CuZn25Al5Mn4Fe3 supply, and stock information.
Why Çorum Bronz KUZRAL?
Çorum Bronz is one of the leading companies in the sector for manganese bronze production with its high production capacity, engineering strength, and quality-oriented approach. KUZRAL is not just an alloy; it is a professional engineering solution offering high durability, long life, and affordable price advantages.