Welcome to Rajasthan Metals

Copper

Copper are developed under the strict supervision of quality associates using best quality of materials. Widely used for variegated industrial applications, our assortment is known for their unique and outstanding characteristics such as high strength, corrosion resistance, high electric conductivity and ductility.

Forms: Electrodes, Rods, Bars, Wheels, Tips, Blocks, Flats, Wires, Strips & Tubes

Applications
Traction Motors
Large Electric Motors
Switch gears
Starters
Commutators
Power Transformers
Rectifiers, Disconnections and Circuit Breakers

Properties
Resistance to Softening
Hardness at high temperature

Technical Specification

Alloy	RWMA CLASS	ASTM UNS NO.	COMPOSITION %	HARDNESS (Rockwell)	ELECTRICAL CONDUCTIVITY % IACS
ZrCu	Class-2	C-15000	Zr: 0.1 to 0.3 Cu: Balance	Forgings: > 40 RF Rods & Bars: > 60 RB	85 -9 5
CrZrCu	Class-2	C-18150	Cr: 0.5 to 1.2 Zr: 0.03 to 0.3 Cu: Balance	Rods > Dia 40 and Forgings: 65 - 80 RB Rods < Dia 40: 75 -90 RB	75 - 85
NiBeCu	Class-3	B 441: C-17510	Be: 0.2 to 0.6 Ni: 1.4 to 2.2 Cu: Balance	Rods > Dia 40 and Forgings : 92-100 RB Rods < Dia 40 : 95-102RB	45 - 55
CoBeCu	Class-3	B 441: C-17500	Be: 0.4 to 0.7 Co: 2.0 to 2.7 Cu: Balance	Rods > Dia 40 and Forgings: 92-100 RB Rods < Dia 40: 95-102 RB	45 - 55
CoNiBeCu	Class-3	B.S.2874 CW103C	Be: 0.4 to 0.7 Co: 0.8 to 1.3 Ni: 0.8 to 1.3 Cu: Balance	Rods > Dia 40 and Forgings: 92-100 RB Rods < Dia 40: 95 -102RB	45 - 55
NiSiCrCu	Class-3	C-18000 C-64700	Ni: 1.6 to 2.6 Si: 0.5 to 0.8 Cr: 0.1 to 0.8 Cu: Balance	Rods > Dia 40 and Forgings: 90-100RB Rods < Dia 40: 92-102RB	40 - 55
Be Cu	Class-4	C-17200	Be: 1.8 to 2.0 Co: 0.2 to 0.6 Cu: Balance	36 - 41 RC	22 - 28
0.5% Te-Cu		C-14500	Te: 0.4 to 0.6 P: 0.004 to 0.012 Cu: Balance	32 - 42 RB	85 - 95