--- title: "C630 Round Bar for Sale | Specs" description: "C630 bronze round bar for sale — specs, composition & applications. Get price." lang: en json-ld: | [ { "@context": "https://schema.org", "@type": "LocalBusiness", "name": "Maverick Metals", "url": "https://mavmet.com", "logo": "https://mavmet.com/favicon.png", "telephone": "+1-844-412-0795", "email": "rfq@mavmet.com", "description": "Premium copper, aluminum, bronze & brass metals supplier. Custom cut, fabricated & delivered fast.", "address": [ { "@type": "PostalAddress", "streetAddress": "150 Remington Blvd.", "addressLocality": "Ronkonkoma", "addressRegion": "NY", "postalCode": "11779", "addressCountry": "US" }, { "@type": "PostalAddress", "streetAddress": "900 Tulip Drive", "addressLocality": "Gastonia", "addressRegion": "NC", "postalCode": "28052", "addressCountry": "US" } ], "sameAs": [], "priceRange": "$$", "aggregateRating": { "@type": "AggregateRating", "ratingValue": "5", "reviewCount": "156", "bestRating": "5" }, "review": [ { "@type": "Review", "author": { "@type": "Person", "name": "Daniel Vass" }, "reviewBody": "The customer service you provide is impeccable, and I truly believe that this is what is going to set Maverick apart from anyone else in the industry.", "reviewRating": { "@type": "Rating", "ratingValue": "5", "bestRating": "5" } }, { "@type": "Review", "author": { "@type": "Person", "name": "Daniel Vass" }, "reviewBody": "We are excited about this partnership and know that Maverick will play a huge part in our success.", "reviewRating": { "@type": "Rating", "ratingValue": "5", "bestRating": "5" } } ] }, { "@context": "https://schema.org", "@type": "WebSite", "name": "Maverick Metals", "url": "https://mavmet.com" }, { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://mavmet.com/" }, { "@type": "ListItem", "position": 2, "name": "Bronze", "item": "https://mavmet.com/bronze" }, { "@type": "ListItem", "position": 3, "name": "Bronze Round Bar", "item": "https://mavmet.com/bronze-round-bar" }, { "@type": "ListItem", "position": 4, "name": "C630", "item": "https://mavmet.com/bronze-round-bar/c630" } ] }, { "@context": "https://schema.org", "@type": "Product", "name": "Nickel Aluminum Bronze (630) Round Bar", "description": "C63000 is a wrought nickel aluminum bronze offering the highest strength of any standard wrought copper alloy — exceeding 90 ksi tensile strength. The combination of 10% aluminum and 5% nickel provides exceptional strength, wear resistance, and corrosion resistance, particularly in seawater and marine environments. C630 meets AMS 4640 for aerospace applications and is widely specified for aircraft landing gear bushings, valve components, and heavy-duty wear parts.", "image": "https://pub-bb2e103a32db4e198524a2e9ed8f35b4.r2.dev/b1f8b2cb-7382-4690-bfbc-ed5b304d2dda/id-preview-07417ea8--a7e5ccab-fa75-48ef-b5e7-f98a3ebeeba6.lovable.app-1772659104853.png", "brand": { "@type": "Brand", "name": "Maverick Metals" }, "sku": "C63000 (AMS 4640)", "category": "Bronze Round Bar", "offers": { "@type": "Offer", "availability": "https://schema.org/InStock", "price": "0", "priceCurrency": "USD", "url": "https://mavmet.com/bronze-round-bar/c630", "seller": { "@type": "Organization", "name": "Maverick Metals" } }, "aggregateRating": { "@type": "AggregateRating", "ratingValue": "5", "reviewCount": "156", "bestRating": "5" } } ] --- [Contact us today! (844) 412-0795](tel:8444120795) [![Maverick Metals logo - copper and aluminum supplier](/assets/mavmet-logo-7HJTZy34.png)](/) [About](/about) Copper Aluminum Bronze Brass [Parts](/machined-parts) Industries [Blog](/blog)[Prices](/prices)[Contact](/contact) [Back to Bronze Round Bar](/bronze-round-bar) C630 # Nickel Aluminum Bronze (630) Round Bar C63000 (AMS 4640) ## Overview C63000 is a wrought nickel aluminum bronze offering the highest strength of any standard wrought copper alloy — exceeding 90 ksi tensile strength. The combination of 10% aluminum and 5% nickel provides exceptional strength, wear resistance, and corrosion resistance, particularly in seawater and marine environments. C630 meets AMS 4640 for aerospace applications and is widely specified for aircraft landing gear bushings, valve components, and heavy-duty wear parts. ### Chemical Composition Element Min Max Copper (Cu) Balance (~78%) — Aluminum (Al) 9.00% 11.00% Iron (Fe) 2.00% 4.00% Nickel (Ni) 4.00% 5.50% ### Alloy Designations UNS C63000 AMS 4640 ASTM B150 Type Wrought Nickel Aluminum Bronze ### Mechanical Properties Tensile Strength (H04) 90 ksi (620 MPa) min Yield Strength (H04) 55 ksi (379 MPa) min Elongation (H04) 6% min Hardness (H04) Rockwell B95 ### Physical Properties Density 7.58 g/cm³ (0.274 lb/in³) Melting Point 1,038–1,060°C (1,900–1,940°F) Electrical Conductivity 7% IACS Thermal Conductivity 39.3 W/m·K ## Typical Applications - Aircraft landing gear bushings (AMS 4640) - Valve stems and seats - Heavy-duty wear rings and bearing plates - Marine propeller shafts - Pump impellers and wear parts - Structural fasteners for marine environments ## Fabrication & Joining - Hot forging: Excellent - Cold working: Limited (hard alloy) - Weldable with proper technique and filler - Machinability: Fair — use carbide tools - Available in bar, rod, and forgings - Meets AMS 4640 for aerospace applications ## Need C630 Bronze Round Bar? Contact our sales engineers for a custom quote on C630 (C63000 (AMS 4640)) bronze round bar — tailored dimensions, tempers, and finishing options for your exact specifications. [Request a Quote](/contact) Maverick Metals Your trusted source for copper, aluminum, bronze, brass, and specialty metals. 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