type

Size

OD

ID

thickness

insulation thickness

application 

SUS-6/9Ⅱ

1/4

6.35

5.15

0.6

15

Wall-mounted airconditioner

3/8

9.52

8.12

0.7

15

SUS-9/12Ⅱ

3/8

9.52

8.12

0.7

15

1/2

12.7

11.3

0.7

15

SUS-6Ⅱ

1/4

6.35

5.15

0.6

15

VRF

SUS-9Ⅱ

3/8

9.52

8.12

0.7

15

SUS-12Ⅱ

1/2

12.7

11.3

0.7

15