Copper Nickel

C86300 High Strength Manganese Bronze

Strength and Performance in Extreme Environments

C86300 High-Strength Manganese Bronze, also referred to as SAE 430B, is renowned for its exceptional mechanical properties among cast bars. This alloy features good corrosion and wear resistance, making it ideal for applications that involve high loads and low speeds. Available in centrifugal cast, continuous cast, and sand cast forms, C86300 is particularly suited for heavy-duty applications. Common uses include bridge pins, bushings, wear rings, clamps, hydraulic cylinder components, and rudders. Its strength and durability make C86300 a preferred choice for demanding environments where reliability is essential.

Available Shapes for

C86300 High Strength Manganese Bronze

Bar
Bar
Tube
Tube
Casting
Casting

Applications for

C86300 High Strength Manganese Bronze

Bearings
Bushings
Fasteners
Fittings
Gears
Impellers
Marine Hardware
Nuts
Pump Cylinders
Sleeves
Thrust Washers
Valves
Wear Plates

Description

C86300 High-Strength Manganese Bronze, also referred to as SAE 430B, is renowned for its exceptional mechanical properties among cast bars. This alloy features good corrosion and wear resistance, making it ideal for applications that involve high loads and low speeds. Available in centrifugal cast, continuous cast, and sand cast forms, C86300 is particularly suited for heavy-duty applications. Common uses include bridge pins, bushings, wear rings, clamps, hydraulic cylinder components, and rudders. Its strength and durability make C86300 a preferred choice for demanding environments where reliability is essential.

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Test Image
  • Specifications
  • Mechanical Properties
  • Composition
  • Physical Properties
  • Applications
ASTM
Rounds/tubes/rectangles ASTM B505
sand cast ASTM B584
centrifugal ASTM B271
All Methods QQ-C390, ASTM-B22
Form Specification Tensile, min ksi (MPa) Yield, min ksi (MPa) Elongation in 2”, % min
Centrifugal Cast ASTM B271 110 (758) 60 (414) 12
Continuous Cast ASTM B505 110 (758) 62 (427) 14
Sand Cast ASTM B584 110 (758) 60 (414) 12
UNS No. Copper Tin Lead Zinc Nickel incl. Cobalt Iron Aluminum Manganese
C86300 60.0-66.0 0.20 max 0.20 max 22.0-28.0 1 2.0-4.0 5.0-7.5 2.5-5.0
Density @ 68o F 0.283 lb/in3
Melting Range 1625-1693o F
Casting Yield Low
Drossing High
Effect on Section Size Low
Fluidity Medium
Gassing Low
Machinability rating (C360 = 100) 8
Brazing Poor
Soldering Poor
Gas-shielded arc welding Poor
Oxy-acetylene welding Poor
Coated metal-arc welding Good
Bushings
Bearings
Wearplates
Impellers
Pump Parts
Marine Products
Valves
Rolling Mill Bearings
Hydraulic Press Main Liners
Hydraulic Press Stuffing Box
Thrust Washers
TrunionBearings
Screw Down Nuts
Bridge Pins
Gears
Rudders