C64200 Silicon Aluminum Bronze (CDA 642) (AMS 4634)
EU Designation: CuAl7Si2, CW302G, ASTM B150, ASTM B249, QQ-C-465, AMS 4634, SAE J461, SAE J463
Silicon aluminum bronze C64200 (CDA 642) is a high-performance alloy with exceptional strength, wear resistance, and corrosion resistance, particularly in industrial and marine applications. Sunflex Metal Industries is a significant manufacturer and supplier of this alloy. For applications like marine hardware, bearings, bushings, and heavy-duty industrial machinery, this alloy is perfect since it is made for parts that need to last for a long time in challenging conditions. Providing a dependable solution for demanding applications, C64200 Silicon Aluminum Bronze exhibits exceptional machinability and resilience against fatigue, stress, and corrosion.
For C64200 Silicon Aluminum Bronze (CDA 642), we at Sunflex Metal Industries guarantee the highest quality standards to satisfy the demands of your unique project. Our staff can provide customized solutions to meet your needs, whether you’re searching for materials for industrial, oil and gas, or maritime applications. Please email sales@sunflexfittings.com with any questions or to obtain a price. Allow us to assist you in selecting the ideal alloy for the job.
C64200 Silicon Aluminum Bronze Uses:
C64200 Silicon Aluminum Bronze is highly versatile and widely used in various industries due to its excellent corrosion resistance, strength, and machinability. Some common uses include:
- Marine Hardware: Ideal for components like propellers, shafts, and fittings that are exposed to seawater.
- Bearings and Bushings: Provides durability and low friction for high-wear systems.
- Industrial Valves and Pumps: Used in corrosive environments due to its resistance to wear and tear.
- Automotive Components: Perfect for heavy-duty parts requiring strength and resilience.
- Aerospace Parts: Used in aerospace applications where high strength and fatigue resistance are critical.
This alloy’s combination of durability, strength, and corrosion resistance makes it a go-to material in industries that demand long-lasting performance in challenging environments.
Specifications
| End Product | Specification |
| Bar | AMS 4634, ASME SB150, ASTM B150 |
| Bar, Forging | ASTM B124 |
| Bolts | ASTM F468 |
| Forgings, Die | AMS 4634, ASME SB283, ASTM B283 |
| Nuts | ASTM F467 |
| Rod | AMS 4631, ASME SB150, ASTM B150, SAE J463, J461 |
| Rod, Forging | ASTM B124 |
| Screws | ASTM F468 |
| Shapes | ASTM B150 |
| Shapes, Forging | ASTM B124 |
| Studs | ASTM F468 |
Sizes Available
| SOLID BAR | 3/16″ – 8″ diameter |
| HEX BAR | 5/8″ – 2 1/2″ across the flats |
Chemical Composition
| Al | As | Cu | Fe | Pb | Mn | Ni | Si | Sn | Zn | |
| Min/Max | 6.3 – 7.6 | 0.15 | Rem | 0.3 | 0.05 | 0.1 | 0.25 | 1.5 – 2.2 | 0.2 | 0.5 |
| Nominals | 7.0000 | – | 91.2000 | – | – | – | – | 1.8000 | – | – |
Mechanical Properties
| Temper | Sect. Size | Cold Work | Type Min | Temp | Tensile Strength | YS 0.05% UL | YS 0.02% Offset | YS 0.005% Offset | Elong. | RH B | RH C | RH F | RH 30T | VH 500 | BH 500 | BH 3000 | Shear Strgth | Fatigue Strgth | Izod Impact Strgth |
| – | in. | % | – | F | ksi | ksi | ksi | ksi | % | B | C | F | 30T | 500 | 500 | 3000 | ksi | ksi | ft-lb |
| – | mm. | – | – | C | MPa | MPa | MPa | MPa | – | – | – | – | – | – | – | – | MPa | MPa | J |
| Bar | |||||||||||||||||||
| M30 | 0.75 | 68 | 75 | 35 | – | – | – | – | – | – | – | – | – | – | – | – | |||
| M30 | 19 | 0 | TYP | 20 | 517 | 241 | – | – | 32 | 77 | – | – | – | – | – | – | – | – | 0 |
| Forgings | |||||||||||||||||||
| M10 | 2.01 | 68 | 79 | 38 | – | – | – | – | – | – | – | – | – | – | – | – | |||
| M10 | 51 | 0 | TYP | 20 | 545 | 262 | – | – | 30 | 78 | – | – | – | – | – | – | – | – | 0 |
| Rod | |||||||||||||||||||
| M30 | 0.75 | 68 | 75 | 35 | – | – | – | – | – | – | – | – | – | – | – | – | |||
| M30 | 19 | 0 | TYP | 20 | 517 | 241 | – | – | 32 | 77 | – | – | – | – | – | – | – | – | 0 |
| H04 | 1.5 | 68 | 93 | 60 | – | – | – | – | – | – | – | – | – | – | – | – | |||
| H04 | 38 | 10 | TYP | 20 | 641 | 414 | – | – | 26 | 90 | – | – | – | – | – | – | – | – | 0 |
| H04 | 0.75 | 68 | 102 | 68 | – | – | – | – | – | – | – | – | – | – | 59 | 50 | |||
| H04 | 19 | 15 | TYP | 20 | 703 | 469 | – | – | 22 | 94 | – | – | – | – | – | – | 407 | 345 | 0 |
| O50 | 0.75 | 68 | 90 | 55 | – | – | – | – | – | – | – | – | – | – | – | – | |||
| O50 | 19 | 0 | TYP | 20 | 621 | 379 | – | – | 28 | 89 | – | – | – | – | – | – | – | – | 0 |
| O50 | 0.5 | 68 | 92 | 58 | – | – | – | – | – | – | – | – | – | – | – | – | |||
| O50 | 12.7 | 0 | TYP | 20 | 634 | 400 | – | – | 22 | 98 | – | – | – | – | – | – | – | – | 0 |
Temper
| Product Type | Temper Type |
| Bar | AMS 4634, ASME SB150, ASTM B150 |
| Bar, Forging | ASTM B124 |
| Bolts | ASTM F468 |
| Forgings, Die | AMS 4634, ASME SB283, ASTM B283 |
| Nuts | ASTM F467 |
| Rod | AMS 4634, ASME SB150, ASTM B150, SAE J463, J461 |
| Rod, Forging | ASTM B124 |
| Screws | ASTM F468 |
| Shapes | ASTM B150 |
| Shapes, Forging | ASTM B124 |
| Studs | ASTM F468 |
Physical Properties
| Product Property | US Customary | Metric |
| Coefficient of Thermal Expansion | 10.0 . 10-6 per oF (68-572 F) | 18.0 . 10-6 per oC (20-300 C) |
| Density | 0.278 lb/in3 at 68 F | 7.7 gm/cm3 @ 20 C |
| Electrical Conductivity | 8 %IACS @ 68 F | 0.047 MegaSiemens/cm @ 20 C |
| Electrical Resistivity | 113.0 ohms-cmil/ft @ 68 F | 18.79 microhm-cm @ 20 C |
| Melting Point – Liquidus | 1840 F | 1004 C |
| Melting Point – Solidus | 1800 F | 982 C |
| Modulas of Elasticity in Tension | 16000 ksi | 110000 MPa |
| Modulus of Rigidity | 6000 ksi | 41370 MPa |
| Specific Gravity | 7.69 | 7.69 |
| Specific Heat Capacity | 0.09 Btu/lb/ . oF at 68F | 377.1 J/kg . oK at 293 K |
| Thermal Conductivity | 26.0 Btu . ft/(hr . ft2 . oF)at 68F | 45.0 W/m . oK at 20 C |
Fabrication
| Joining Technique | Suitability |
| Brazing | Fair |
| Butt Weld | Fair |
| Capacity for Being Cold Worked | Poor |
| Capacity for Being Hot Formed | Excellent |
| Coated Metal Arc Welding | Fair |
| Gas Shielded Arc Welding | Fair |
| Machinability Rating | 80 |
| Oxyacetylene Welding | Not Recommended |
| Seam Weld | Fair |
| Soldering | Not Recommended |
| Spot Weld | Fair |
Applications & Industries where our C64200 Silicon Aluminum Bronze are used
Prominent Countries Where We Export C64200 Silicon Aluminum Bronze
Exporting C64200 Silicon Aluminum Bronze to Singapore, Malaysia, Hongkong, Thailand, Indonesia, Taiwan. Other countries includes Australia, Afghanistan, Albania, Andorra, Austria, Bahrain, Bangladesh, Bhutan, Brunei, Belarus, Belgium, Bulgaria, Canada, Cambodia, China, Cyprus, Croatia, Czech Republic, Denmark, Estonia, Egypt, Finland, France, Germany, Greece, Georgia, Hungary, Iceland, Ireland, Italy, Iran, Iraq, Israel, Japan, Jordan, Kazakhstan, Kuwait, Kyrgyzstan, Lebanon, Latvia, Latin America, Liechtenstein, Lithuania, Luxembourg, Mexico, Malta, Moldova, Monaco, Maldives, Mongolia, Myanmar (Burma), Nepal, North Korea, Netherlands, Norway, Oman, Poland, Portugal, Palestine, Philippines, Qatar, Russia, Romania, Russia, San Marino, Serbia and Montenegro, Slovakia, Slovenia, Spain, Sweden, Switzerland, Saudi Arabia, South Korea, South Africa, Sri Lanka, Syria, Tanzania, Tajikistan, Thailand, Turkey, Turkmenistan, Ukraine, United States, United Kingdom, United Arab Emirates (UAE), Uzbekistan, Vietnam, Yemen
Send your requirement today. We respond to all enquiries within 4-5 business hours. You can email us your requirement on sales@sunflexfittings.com