对应型号

Corresponding item no

公制

Metric

ø

英制

British

公称

Public size

英称

British size

外径

0uter dia.

壁厚

Thickness

公称

Public size

英称

British size

外径

0uter dia.

壁厚

Thickness

NBK-04G

MCR-04

13

3/8"

#12

3/8"

17.00

2.25

15

5/8"

15.87

1.6

NBK-05G

MCR-05

16

1/2"

#15

1/2"

21.25

2.75

20

3/4"

19.05

1.8

NBK-06G

MCR-06

20

3/4"

#20

3/4"

26.75

2.75

25

3/4"

25.40

1.8

NBK-08G

MCR-08

25

1"

#25

1"

33.50

3.25

32

3/4"

31.75

1.8

NBK-10G

MCR-10

32

1 1/4"

#32

1 1/4"

42.25

3.25

40

1 1/2

38.10

1.8

NBK-12G

MCR-12

38

1 1/2

#40

1 1/2

48.00

3.50

50

2"

50.80

2.0

NBK-16G

MCR-16

51

2"

#50

2"

60.00

3.50

70

2 1/2"

63.50

2.5

NBK-20G

MCR-20

64

2 1/2"

#70

2 1/2"

75.50

3.75

80

3"

76.20

3.2

NBK-24G

MCR-24

80

3"

#80

3"

88.50

4.00

NBK-32G

MCR-32

100

4"

#100

4"

114.0

4.00