70/30 Cartridge Brass
70/30 Cartridge Brass
Sunraj Industries exports 70/30 Brass Sheet, Strips and Foils which is also called Cartridge Brass, Spring Brass and Spinning Brass. 70/30 Brass have excellent ductility and strength, and are the most widely used brasses. These alloys have the distinctive bright yellow colour normally associated with brass. They have the optimum combination of strength and ductility in the copper zinc alloys, coupled with good corrosion resistance.
70/30 Brass is used for architecture, drawn and spun containers and shapes, electrical terminals and connectors, door handles, plumber’s hardware.
Typical Applications :
Architecture, grillwork, appliances, drawn & spun containers and components, radiator cores and tanks, electrical terminals, plugs and lamp fittings, locks, doors handles, name plates, plumbers hardware, fasteners, cartridge cases, cylinder liners for pumps.
Material | Normal Composition | Nearest Relevant Composition Specification | ||
70/30 Cartridge Brass | 70% Cu, 30% Zn. | CZ106 | Cu Zn 30 426/1 |
H 3100
|
MECHANICAL PROPERTIES AS PER : B.S. : 2870 :
Material | Temper | Tensile Strength N/mm2 | Elongation % on 50 mm G.L. | Vickers Hardness VPN |
ISO | JIS |
70/30 Cartridge Brass | Annealed Condition('O') Quarter Hard (1/4H) Half Hard (1/2H) Hard (H) |
280 Min 325 Min 350 Min 415 Min |
50 Min 35 Min 20 Min 5 Min |
80 Max 75 Min 100 Min 125 Min |
Cu Zn 30 ISO : 426/1 |
H 3100 |