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IS 291 GRADE Naval Brass Rod

IS 291 GRADE Naval Brass Rod

350.00 - 450.00 INR/Kilograms

Product Details:

  • Type Naval Brass Rod
  • Material Copper-Zinc Alloy
  • Grade IS 291
  • Tolerance 0.5 mm
  • Alloy IS 291
  • Temper Half Hard
  • Length 3 m (Standard)
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IS 291 GRADE Naval Brass Rod Price And Quantity

  • 250 Kilograms
  • 350.00 - 450.00 INR/Kilograms

IS 291 GRADE Naval Brass Rod Product Specifications

  • IS 291
  • IS 291
  • 0.5 mm
  • 3 m (Standard)
  • Round, Hex, Square
  • Golden Yellow
  • Half Hard
  • Copper-Zinc Alloy
  • Varies by size
  • Naval Brass Rod
  • 10 mm to 80 mm

IS 291 GRADE Naval Brass Rod Trade Information

  • 20000 Kilograms Per Month
  • 4 Week

Product Description

IS 291 GRADE 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

  • ASTM B135 C 23000

  • BS 2870 CZ 102

  • JIS H3300 C 2300

Naval Brass

  • IS291 Grade I or II

  • BS 2874 CZ 112

  • JIS 3250 C4622

  • ASTM C48200


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
12.5 to 50
50 to 100

40 min
38.5 min
35 min

18%
18%
18%

40 min
40 min
40 min

15%
15%
15%


Fabrication Properties

Capacity for being



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.



 



Exceptional Corrosion Resistance for Marine Use

IS 291 GRADE Naval Brass Rods excel in harsh marine conditions due to their unique alloy composition. The addition of tin and optimized copper-zinc balance ensures superior resistance to saltwater and various corrosive elements. This makes them highly reliable for shipbuilding and other marine applications, where durability is paramount and maintenance costs can be significantly reduced.


Versatile Applications and Superior Machinability

These rods are ideal for diverse applications, including valves, ship hardware, and electrical fittings. The half-hard temper facilitates precise machining while maintaining strength, making it a preferred material among manufacturers. With a polished finish and good electrical conductivity (1520% IACS), it supports both functional and aesthetic requirements in industrial and decorative contexts.

FAQs of IS 291 GRADE Naval Brass Rod:


Q: What are the key benefits of using IS 291 GRADE Naval Brass Rod in marine environments?

A: Its excellent corrosion resistance, derived from a balanced copper-zinc-tin alloy, makes it ideal for withstanding harsh marine conditions, reducing maintenance, and prolonging service life in shipbuilding and related applications.

Q: How can I select the appropriate size and shape for my application?

A: IS 291 GRADE Naval Brass Rods are available in round, hex, and square profiles, with diameters ranging from 10 mm to 80 mm and a standard length of 3 meters. The best choice depends on your specific engineering or architectural requirements.

Q: When should this brass rod be preferred over other alloys?

A: Choose IS 291 GRADE Naval Brass Rod when your project demands excellent corrosion resistance, moderate electrical conductivity, high strength, and reliable machinability, especially for marine and electrical uses.

Q: What is the typical process for installing or machining these rods?

A: Owing to their half-hard temper, these rods can be cut, drilled, turned, and polished using standard metalworking tools. It is advised to follow industry best practices to maintain integrity and finish quality.

Q: Where are IS 291 GRADE Naval Brass Rods commonly used?

A: They are widely applied in marine shipbuilding, electrical fittings, valve manufacturing, and marine hardware due to their durable, anti-corrosive properties and attractive finish.

Q: What makes the finish and color of these rods stand out?

A: The bright or polished finish along with the natural golden yellow hue of the alloy provides both aesthetic appeal and additional resistance to environmental factors.

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