IS 320 HT2

DESCRIPTION

High Tensile Brass are alloys of Copper and Zinc. HT2 is a duplex or alpha/beta alloy. Brass alloy HT2 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 (%)
Cu56.0061.00
Pb0.501.50
Sn-1.00
Fe0.201.50
Al0.302.00
Mn0.502.00
Total Others - 0.50
Zn Remainder

Mechanical Properties According To IS320 HT2 (As Per Temper HBSR)

Range (mm) From To UTS Min (MPa) PS Min (MPa) Elongation Min (%) Hardness Min Hardness Max
Round (Dia) 1040 520-12--
4075500-15--
Hex (A/F)4070500-15--
Square (A/F)4060500-15--
Rectangle (Thickness)1040520-12--
4050500-15--
Physical Properties
Melting Point865°C
Density8.63g/cm3
Electrical Conductivity0.09 x 10 -6Ω.m
Thermal Conductivity88.3W/m.K
Modulus of Elasticity96.5 GPa
FABRICATION PROPERTIES
Capacity for being Cold formedPoor
Capacity for being Hot workedGood
Machinability Ration30%
Resistance to CorrosionExcellent
Suitability for solderingExcellent

TYPICAL USES

  • Gas valves and fittings
  • Fasteners
  • Pump trim
  • Gears
  • Locks
  • Heavy-duty electrical connectors
  • Transmission components
  • Marine hardware
  • Safety tools and decorative metalwork