Naval Brass
Round Bars & Rods
Shainal Steel India is Indias premier manufacturer of JIS 3250 and ASTM B21 Naval Brass. Our C46400 and C48200 rods are alloyed with Tin to provide superior resistance to seawater corrosion and dezincification in marine and industrial environments.
Standards
ASTM B21, BS 2874, JIS 3250.
Dimensions
Diameter: 6mm to 200mm. Lengths up to 6 meters.
Testing
Tensile Strength & Corrosion Resistance verified.
Machinability
Excellent rating for drilling, turning, and threading.
Inventory Grades
Stocking Round, Hex, and Square bars in C46200, C46400, and C47940 alloys.
CUZN40 (C28000) Naval Brass Bar
High strength naval brass with excellent corrosion resistance for marine and structural use.
CUZN37 (C27400) Naval Brass Bar
Naval brass with good ductility and formability for marine and industrial applications.
IS 319 GRADE 1 Naval Brass Bar
Free machining brass suitable for precision turned components and fittings.
Technical Data Deck
Equivalent Grades
| Naval Grade | BS | JIS | UNS |
|---|---|---|---|
| C46200 | CZ 112 | C 4621 | C46200 |
Chemical Composition (Grade I)
Surface Finishes
Cold Drawn
Standard finish
Polished
Aesthetic finish
Bright Drawn
Clean surface
Slit Rolled Edge
Safe handling
Centreless Ground
Precision OD
Hot Finished
Rough surface
Cold Finished
Tight tolerance
Hot Rolled Pickled
Scale-free
Peeled & Turned
Defect removal
Rough Turned
Pre-machined
Smooth Turned
Fine finish
Peeled & Reeled
Straightened
Mechanical Properties Matrix
| Temper | Section Size | Tensile Str. | Yield Str. (KSI) | Elongation % | Rockwell B |
|---|---|---|---|---|---|
| H01 | 70 | 58 | 17 | 75 | 68 |
| M20 | 55 | 25 | 50 | 55 | 55 |
| O50 | 60 | 28 | 45 | 58 | 56 |
| O50 | 62 | 30 | 40 | 60 | 57 |
| O60 | 58 | 25 | 49 | 56 | 55 |
Zero-Oxidation
Global Logistics
Naval brass surfaces must be pristine for optimal welding and machining. We utilize a multi-tier packaging system including vacuum sealing to prevent salt-air oxidation during transit.
