C6783

DESCRIPTION

High Tensile Brass are alloys of Copper and Zinc. C6783 is a duplex or alpha/beta alloy. Brass alloy C6783 is a versatile high strength, hot workable, machinable engineering alloy sometimes referred to as a Manganese Bronze or High Tensile Brass.

CHEMICAL COMPOSITION

Elements Min (%) Max (%)
Cu 55.00 59.00
Pb - 0.50
Fe 0.20 1.50
Al 0.20 2.00
Mn 1.00 3.00
Total Others - -
Zn Remainder

Mechanical Properties According To JIS H3250 Grade C6782 (As Per Temper BD)

Range (MM) Form To UTS Min (Mpa) PS Min (Mpa) ELo Min (%) Hardness Min Hardness Max
Round (Dia) 6 50 540 - 12 - -
Hex (A/F) 6 50 540 - 12 - -
Square (A/F) 6 50 540 - 12 - -
Rectangle (Thickness) 6 50 540 - 12 - -
PHYSICAL PROPERTIES
Specific Gravity 8.63
FABRICATION PROPERTIES
Capacity for being Cold formedPoor
Capacity for being Hot workedGood
Machinability Ration30%
Resistance to CorrosionExcellent
Suitability for solderingExcellent

TYPICAL USES

  • Marine hardware
  • Valve seats
  • Synchronizer ring
  • Propeller shaft
  • Pump shaft
  • Fasteners
  • Lead screw nuts