Mặt bích JIS inox công nghiệp (6)

FF

Flat face Flange

Mặt bích phẳng FF JIS 10K

BF

Blind Flange

Mặt bích mù BF JIS 10K

STF

Threaded Flange

Mặt bích nối ren STF JIS 10K

RF

Socket Welding Flange

Mặt bích hàn lồng RF JIS 10K

BDRF

Blind Flange RF

Mặt bích mù BDRF JIS 10K

FFC

Lap Joint Flange

Mặt bích nối lap joint FFC JIS 10K

Nominal

bore

Outside diam

Inside

diam

Thickness

Flast seat

RC 

a

T

r 

Connection

t

t

g

f

C

h

No of bolt holes

Bolt size 

Besides

BF

A

B

D

d

BF

10

75

17.8

12

12

46

1

-

-

-

-

65

15

4

M12

15

½

80

22.2

12

12

51

1

Rc ½

27

13

4

70

15

4

M12

20

¾

85

27.7

14

14

56

1

Rc ¾

33

15

4

75

15

4

M12

25

1

95

34.5

14

14

67

1

Rc 1

41

17

4

90

15

4

M16

32

1¼

115

43.2

16

16

76

2

Rc 1¼

50

19

4

100

19

4

M16

40

1½

120

49.1

16

16

81

2

Rc 1½

56

20

4

105

19

4

M16

50

2

130

61.1

16

16

96

2

Rc 2

69

24

4

120

19

4

M16

65

2½

155

77.1

18

18

116

2

Rc 2½

86

27

4

140

19

4

M16

80

3

180

90.0

18

18

126

2

Rc 3

99

30

4

150

19

8

M16

90

3½

190

102.6

18

18

136

2

-

-

-

-

160

19

8

M16

100

4

200

115.4

18

18

151

2

Rc 4

127

36

4

175

19

8

M16

125

5

235

141.2

20

20

182

2

-

-

-

-

210

19

8

M20

150

6

265

166.6

22

22

212

2

-

-

-

-

240

23

8

M20

200

8

320

218.0

22

22

262

2

-

-

-

-

290

23

12

M20

250

10

385

269.5

24

24

324

2

-

-

-

-

355

25

12

M22

300

12

430

321.0

24

24

368

3

-

-

-

-

400

25

16

M22

350

14

480

358.1

26

26

413

3

-

-

-

-

445

25

16

M22

400

16

540

409.0

28

28

475

3

-

-

-

-

510

27

20

M24

450

18

605

460.0

30

30

530

3

-

-

-

-

565

27

20

M24

500

20

655

511.0

30

30

585

3

-

-

-

-

620

27

20

M24

550

22

720

562.0

32

32

640

3

-

-

-

-

680

33

20

M30

600

24

770

613.0

32

32

690

3

-

-

-

-

730

33

24

M30