IS 4762 Size
Type 'A

Klip-wel
Size

BS 5315 Size
Type 'S'

12

000

12

16

00M

16

20

00

20

22

0

22

25

25A

25

--

0-0X

--

--

0X

--

30

1A

30

35

35A

35

--

1

--

40

1X

40

45

45A

45

50

2A

50

--

2

55

60

2X

60

70

3

70

--

75A

--

80

3X

80

90

4

90

100

4X

100

--

110A

--

--

5

120

130

130A

--

--

6

140

--

6X

--

160

160A

--

Min

Max

Min

Max

10

13

5/16"

1/2"

11

16

3/8"

5/8"

13

20

1/2"

3/4"

16

22

5/8"

7/8"

18

25

3/4"

1"

16

25

3/4"

1"

20

28

3/4"

1-1/8"

22

30

7/8"

1-1/4"

25

35

1"

1-3/8"

30

38

1"

1-1/2"

30

40

1-1/8"

1-5/8"

32

45

1-1/4"

1-3/4"

38

50

1-1/2"

1-7/8"

42

55

1-3/4"

2-1/8"

45

60

2"

2-3/8"

50

70

2-1/4"

2-3/4"

55

75

2-1/2"

3"

60

80

2-3/4"

3-1/8"

70

90

2-7/8"

3-1/2"

80

100

3"

4"

90

110

3-1/2"

4-3/8"

100

120

4"

4-3/4"

110

130

4-3/8"

5-1/4"

125

140

5"

5-1/2"

135

150

5-1/2"

6"

140

160

5-5/8"

6-3/8"

::Example ::

Item No : 2A : 38-50
Klip-Wel Size No. 2A (As per IS 4762 :50) Clamping Range : 38-50 This means it is suitable for diameters between 38mm. and 50mm. However if the clamps are used for other than the specified range then proper functioning as desired  may not be obtained