TCVN 7705 : 2007 - PHẦN 8

Cỡ đầu nối

Kích thước mm

Chiều dài lắp mm

M4

M2 R-L

a

z

3/8

3/8 X 1/4

35

25

1/2

1/2 X 1/4

1/2 x 3/8

43

30

3/4

(3/4 x 3/8)

3/4 X 1/2

48

33

1

1 X 1/2

1x3/4

55

38

1 _1/2

1 _1/4 X 3/4

1 _1/4 x1

60

41

-

1 _1/2 x1

1 _1/2 x1 _1/4

63

44

-

(2x1 _1/4)

(2 X 1 _1/2)

70

46

Cỡ đầu nối

Mẫu hình

Kích thước mm

Chiều dài lắp

mm

a

b

z

1/4 X 1/8

I

20

-

13

3/8 X 1/8

II

20

-

13

3/8 X 1/4

I

20

-

10

1/2 x 1/8

II

24

-

17

1/2 X 1/4

I

24

-

14

1/2 x 3/8

I

24

-

14

3/4 X 1/4

II

26

-

16

3/4 X 3/8

II

26

-

16

3/4 x 1/2

I

28

-

13

1 X 1/4

II

29

-

19

1 X 3/8

II

29

-

19

1 X 1/2

II

29

-

16

1 X 3/4

I

29

-

14

1 _1/4X 3/8

II

31

-

21

1 _1/4 X 1/2

II

31

-

18

1 _1/4 X 3/4

II

31

-

16

1 _1/4x1

I

31

-

14

(1 _1/2 x 3/8)

II

31

-

21

1 _1/2 x 1/2

II

31

-

18

1 _1/2X 3/4

II

31

-

16

1_1/2x1

II

31

-

14

1_1/2 x1 _1/4

I

31

-

12

Cỡ đầu nối

Mẫu hình

Kích thước mm

Chiều dài lắp

mm

a

b

z

2x1/2

III

35

48

35

2x3/4

III

35

48

33

2 X 1

II

35

-

18

2x1_1/4

II

35

-

16

2x1_1/2

II

35

-

16

2_1/2x1

III

40

54

37

2 _1/2x1 _1/4

III

40

54

35

2 _1/2x1 _1/2

II

40

-

21

2 _1/2x2

II

40

-

16

3x1

III

44

59

42

3x1_1/4

III

44

59

40

3x1_1/2

III

44

59

40

3x2

II

44

-

20

3x2 _1/2

II

44

-

17

4x2

III

51

69

45

4x 2 _1/2

III

51

69

42

4x 3

II

51

-

21

Cỡ đầu nối

Kích thước

mm

m

N8

R-L

N8

Giảm

a

1/8

-

-

29

1/4

-

-

36

3/8

-

3/8 X 1/4

38

1/2

1/2

1/2 X 1/4

1/2 X 3/8

44

3/4

3/4

3/4 X 3/8

3/4 X 1/2

47

1

(1)

1x1/2

1 X 3/4

53

1 _1/4

-

(1 _1/4X 1/2)

1 _1/4X 3/4

1 _1/4 X 1

57

1 _1/2

-

(1 _1/2x3/4)

1 _1/2 X 1

1 _1/2 x1 _1/4

59

2

-

(2*1) 2x11/4 2 xi 1/2

68

2_1/2

-

(2 _1/2 X 2}

75

3

-

(3x2) (3x2 1/2)

83

4

-

-

95

Gỡ đầu nối

Kích thước mm

a

min

1/4

6

3/8

7

1/2

8

3Ị4

3

1

10

1 _1/4

11

1 _1/7

12

2

13

2 _1/2

16

3

19