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Cuilong Corrugate Tube
Technical Specification:

The serial spiral grooves on the outer surface of the copper tube make the inner cross-section vary periodically. Such tube has low pressure drops.


Application:

Technical Specification:

外径Outside Diameter

名义壁厚允许偏差Tolerances of Wall Thickness(±)

平均外径Average O.D

允许偏差Tolerances(±)

0.35

0.41

0.5

0.6

0.7

0.75

0.8

1.0

1.2

12.7

0.05

-

0.05

0.05

0.05

0.06

0.06

0.06

0.08

0.08

15.88

0.06

-

-

-

0.06

0.06

0.06

0.08

0.08

0.10

18

0.06

-

-

-

0.06

0.06

0.08

0.08

0.10

0.10

19.05

0.06

-

-

-

-

0.07

0.08

0.08

0.10

0.12


Length of Tolerances:

直管长度
Tube Length(mm)

允许偏差Tolerances

外径小于25(O.D25)

外径大于25(O.D25)

<600

0/+2

0/+3

600-1800

0/+3

0/+3

1800-4200

0/+6

0/+6

4200-10000

0/+10

0/+10


Mechanical Characteristic of Copper Tube:

状态
Temper

抗拉强度
Tensile Strength (Mpa)

延伸率
Elongation (%)

硬度
Hardness HR15T

晶粒度

Grain Size(mm)

Hard

>294

-

>100

-

半硬1/2Hard

245-314

-

80-100

-

轻拉1/4Hard

>206

>40

>65

<0.040

Annealed

>206

>40

>60

0.015-0.060


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