Lead Strong Trading Co., Ltd.
Product Development

Copper Tube

The Copper Tube range offers multiple specifications and materials, with precision machining and custom production available on request.

Copper Tube

LWC (Level Wound Coils)

LWC (Level Wound Coils)
LS-012

LWC (Level Wound Coils)

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Chemical Composition


Alloy
No.		NameChemical Composition (%)
Copper (Cu)Lead (Pb)Iron (Fe)Tin (Sn)Zinc (Zn)Aluminum (Al)Arsenic (As)Manganese (Mn)Nickel (Ni)Phosphorus (P)Silicon (Si)Cu+Fe+Mn+Ni
C1020Oxygen-Free Copper99.96
min.
C1100Tough Pitch Copper99.90
min.
C1201Phosphorus
Deoxidized Copper		99.90
min.		0.004～
0.015
C122099.90
min.		0.015～
0.040
C2200Red Brass89.0～
91.0		0.05
max.		0.05
max.		Rem.
C230084.0～
86.0		0.05
max.		0.05
max.		Rem.
C2600Brass68.5～
71.5		0.05
max.		0.05
max.		Rem.
C270063.0～
67.0		0.05
max.		0.05
max.		Rem.
C280059.0～
63.0		0.10
max.		0.07
max.		Rem.
C4430Brass
for Heat Exchangers		70.0～
73.0		0.05
max.		0.05
max.		0.9～
1.2		Rem.0.02～
0.06
C687076.0～
79.0		0.05
max.		0.05
max.		Rem.1.8～
2.5		0.02～
0.06
C687176.0～
79.0		0.05
max.		0.05
max.		Rem.1.8～
2.5		0.02～
0.06		0.20～
0.50
C687276.0～
79.0		0.05
max.		0.05
max.		Rem.1.8～
2.5		0.02～
0.06		0.20～
1.0
C7060Cupronickel
for Heat Exchangers
(Copper-Nickel Alloy)		0.05
max.		1.0～
1.8		0.50
max.		0.20～
1.0		9.0～
11.0		99.5 min.
C71000.05
max.		0.50～
1.0		0.50
max.		0.20～
1.0		19.0～
23.0		99.5 min.
C71500.05
max.		0.40～
1.0		0.50
max.		0.20～
1.0		29.0～
33.0		99.5 min.
C71640.05
max.		1.7～
2.3		0.50
max.		1.5～
2.5		29.0～
32.0		99.5 min.

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