CuZn39Pb2Sn Naval Brass Rod
We fabricate a finest range of Naval Brass, which are renowned for their high strength, rust proof and durability features. Naval brass is a copper alloy containing 60% copper, 75% tin and around 39.25% zinc. These are made up of high-grade raw material and can be availed in the form of sheet, plate, rods and circle. Our range of naval brass is broadly used in marine and construction industry.
Specifics:
Naval Brass - IS: 291 Gr l & ll
Specifications:
Rod Brass |
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Naval Brass |
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Chemical Requirements | Garde I | Grade II | |||
Copper | 61.0 - 64.0% | 59.0 - 62.0% | |||
Lead | 0.20% max | 0.50 to 1.0% | |||
Tin | 1.0 to 1.50% | 0.50 to 1.0% | |||
Iron | 0.10% max | - | |||
Other Imp. | 0.20% max | 0.20% max | |||
Zinc | Remainder | Remainder | |||
Physical Properties | |||||
Condition | Size | T.S. 2 Kg/mm2 | EL% Min | T.S. 2 Kg/mm2 | EL% Min |
Half-Hard (HB) | Upto 12.5 | 40 min | 18% | 40 min | 15% |
Fabrication Properties | ||
Capacity for being |
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Cold Worked | Fair | Poor |
Hot Worked | Excellent | Good |
Machinability Rating | 30% | 50% |
Forgeability Rating | 90% | 90% |
Silver Alloy Brazing | Excellent | Excellent |
Soft Soldering | Excellent | Excellent |
Oxyacetylene Welding | Good | Not Suitable |
Uses | ||
Gr I : Condenser Components, Propeller Shaft, Marine hardware where bending is required. | ||
Gr II : Marine Hardware, Screw Machine, Valve Stems and Components for Naval use. |
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