Special Grades

Overview

Aqura’s Special Brass stands as a testament to excellence in marine engineering. This specialized alloy, renowned for its exceptional corrosion resistance in marine environments, is a preferred choice for various maritime applications. Composed primarily of copper, zinc, and tin, Special Brass delivers a unique combination of strength, durability, and anti-corrosive properties, making it indispensable in naval architecture, shipbuilding, and offshore structures.

 

Special Brass’s resistance to saltwater corrosion, along with its impressive strength and machinability, positions it as a critical material for marine components like propellers, shafts, and fasteners. Beyond its functional attributes, Aqura’s Special Brass reflects our commitment to providing solutions that withstand the harshest conditions, ensuring longevity and reliability in marine applications. Whether in special vessels or offshore installations, our Special Brass serves as a testament to Aqura’s dedication to delivering high-performance materials for the challenges of the open sea.


ISO Symbols

Equivalent Alloy

UNS

EN

BS

JIS

IS

CuZn39Sn1

C46400

C47000

CW719R

-

C4641

-

CuZn38Sn1As

C46500

CW717R

-

-

-

CuZn35NiFe1Sn1Pb2

C47940

-

-

-

-

CuZn38Sn1

C48200

-

-

-

-

CuZn37Sn1Pb

C48500

C46200

CW712R

CW714R

CZ133

-

291 Gr I

CuZn37Sn1Pb1As

C48600

-

-

-

-

CuZn36Sn1Pb2

-

CW711R

-

-

-

CuZn38Sn1

-

-

CZ112

-

-

CuZn37Sn1Pb2

-

-

CZ134

C4622

291 GR II

CuZn37Sn1

-

-

-

-

IS6912 FNB