规格尺寸  Size

牙数     Tooth No.

锥度Taper

规格尺寸    Size

牙数 Tooth No.

锥度 Taper

1/16 NPT

27

1:16

1 1/2 NPT

11.5

1:16

1/8 NPT

27

2 NPT

11.5

1/4 NPT

18

2 1/2 NPT

8

3/8 NPT

18

3 NPT

8

1/2 NPT

14

3 1/2 NPT

8

3/4 NPT

14

4 NPT

8

1 NPT

11.5

5 NPT

8

1 1/4 NPT

11.5

6 NPT

8