Product Description
C67500 Manganese BronzeAlloy C67500 (CuZn37FeSnMn) is a wrought alloy with additions of iron, tin and manganese to increase the strength and corrosion resistance.
It can be worked to increase the strength and can be available in the half hard and fully hard condition.
It possess hot working properties and can be die forged into valves, connectors and other components for military applications. It can also be hot headed or upset forged for manufacturing fasteners.
Typical Uses :
- Automotive: Clutch Disks, Shafting, Pump Rods
- Fasteners: bolts
- Industrial: Valve Bodies, Balls, Valve Stems, Bushings, Aircraft Parts
- Marine: hardware
| Chemical Composition: |
| | Al | Cu | Fe | Pb | Mn | Si | Zn |
| Min/Max | 0.25 | 57.0 - 60.0 | 0.80- 2.0 | 0.2 | 0.05 - 0.50 | 0.50- 1.5 | Rem |
| Nominals | - | 58.5 | 1.4 | - | 0.1 | 1 | 39 |
| Specifications: |
| End Product | Specification |
| Bar | ASTM B138, SAE J461, J463 |
| Bar, For ging | ASTM B124 |
| Bolts | ASTM F468 |
| Forgings, Die | ASTM B283, SAE J463, J461 |
| Nuts | ASTM F467 |
| Rod | ASTM B138, SAE J463, J461 |
| Rod, Forging | ASTM B124 |
| Screws | ASTM F468 |
| Shapes | ASTM B138, SAE J461, J463 |
| Shapes, Forging | ASTM B124 |
| Studs | ASTM F468 |
| Fabrication: |
| Joining Technique | Suitability |
| Brazing | Excellent |
| Butt Weld | Good |
| Capacity for Being Cold Worked | Poor |
| Capacity for Being Hot Formed | Excellent |
| Coated Metal Arc Welding | Not Recommended |
| Forgeability | 80 |
| Gas Shielded Arc Welding | Fair |
| Machinability Rating | 30 |
| Oxyacetylene Welding | Good |
| Seam Weld | Fair |
| Soldering | Excellent |
| Spot Weld | Good |
| Physical Properties: |
| Product Property | US Customary | Metric |
| Coefficient of Thermal Expansion | 11.8 ·10-6 per oF (68-572 F) | 21.2 ·10-6 per oC (20-300 C) |
| Density | 0.302 lb/in3 at 68 F | 8.36 gm/cm3 @ 20 C |
| Electrical Conductivity | 24 %IACS @ 68 F | 0.14 MegaSiemens/cm @ 20 C |
| Electrical Resistivity | 43.2 ohms-cmil/ft @ 68 F | 7.18 microhm-cm @ 20 C |
| Melting Point - Liquidus | 1630 F | 888 C |
| Melting Point - Solidus | 1590 F | 866 C |
| Modulas of Elasticity in Tension | 15000 ksi | 103400 MPa |
| Modulus of Rigidity | 5600 ksi | 38610 MPa |
| Specific Gravity | 8.36 | 8.36 |
| Specific Heat Capacity | 0.09 Btu/lb/oF at 68 F | 377.1 J/kg/ · oK at 293 K |
| Thermal Conductivity | 61.0 Btu · ft/(hr · ft2oF)at 68F | 105.6 W/m · oK at 20 C |
| Sizes Available |
| ROUND RODS/BARS | 8mm To 70 mm |
| HEX | 10mm To 60mm |
| SQUARE | 10mm To 60mm |
| FLAT | 10mm Min Thickness and max Width 120mm |
| BILLETS | Up to 200 mm |
| INGOTS | As per Specification |
High-Performance and Corrosion ResistantC67500 Manganese Bronze stands out for its superior mechanical strength and outstanding resistance to corrosion, especially in marine and industrial environments. With low lead content and maintenance of high integrity even under heavy loads, it is a preferred material for components exposed to harsh conditions. Its bright, polished, or mill finish enhances both functionality and appearance, making it versatile for numerous engineering needs.
Customizable for Industrial ApplicationsAvailable in rod form with tailored sizes, C67500 is crafted to meet diverse industrial specifications. The alloys machinability rating of 60 and finish options support a wide range of manufacturing and engineering processes. Its excellent conductivity and strong mechanical properties position it well for applications such as bushings, bearings, and gears.
FAQs of C67500 MANGANESE BRONZE:
Q: How is C67500 Manganese Bronze typically processed or manufactured?
A: C67500 Manganese Bronze rods are commonly produced using the hot rolling technique, which imparts a hard temper and ensures uniformity in mechanical properties. Depending on the final application, rods can be supplied with a bright, polished, or mill finish.
Q: What are the main uses of C67500 Manganese Bronze rods?
A: Due to its combination of strength, corrosion resistance, and workability, C67500 rods are ideal for industrial applications such as marine hardware, bushings, bearings, gears, and high-load mechanical components requiring a durable, low-maintenance material.
Q: When should I choose C67500 Manganese Bronze over other alloys?
A: C67500 is the alloy of choice when applications demand high tensile strength, good corrosion resistance (especially in saltwater environments), and reliable conductivity. It is particularly suitable for parts subjected to considerable mechanical stress and wear.
Q: Where can I source C67500 Manganese Bronze rods in custom dimensions?
A: As a material widely distributed by manufacturers, exporters, and suppliers in India, C67500 rods can be ordered in custom lengths, widths, and finishes to match specific industrial requirements. Most reputable distributors offer customization based on project needs.
Q: What benefits does C67500 Manganese Bronze offer in terms of corrosion resistance?
A: C67500 provides excellent resistance to corrosion, particularly in marine environments and exposure to chemicals. This attribute prolongs the service life of components and reduces maintenance frequency, making it a cost-effective choice for harsh settings.
Q: How does the machinability of C67500 Manganese Bronze compare to other alloys?
A: With a machinability rating of 60, C67500 offers good workability for various finishing and forming processes, balancing ease of machining with the mechanical strength required for heavy-duty applications.