ANSI 
Chain 
No.

Pitch

Roller
diameter

Width
Between
inner plates

Pin
diameter

Pin
length

Inner Plate depth

Plate
thickness

Average tensile strength

Weight
permeter

P

d1
max

b1
min

d2
max

L
max

Lc
max

h2
max

T
max

Q0

q

mm

mm

mm

mm

mm

mm

mm

mm

kN

kg/m

*15

4.7625

2.48

2.38

1.62

6.10

6.90

4.30

0.60

2.0

0.08

*25

6.350

3.30

3.18

2.31

7.90

8.40

6.00

0.80

4.6

0.15

*35

9.525

5.08

4.77

3.58

12.40

13.17

9.00

1.30

10.8

0.33

41

12.700

7.77

6.25

3.58

13.75

15.00

9.91

1.30

10.8

0.33

40

12.700

7.95

7.85

3.96

16.60

17.80

12.00

1.50

17.5

0.62

50

15.875

10.16

9.40

5.08

20.70

22.20

15.09

2.03

29.4

1.02

60

19.050

11.91

12.57

5.94

25.90

27.70

18.00

2.42

41.5

1.50

80

25.400

15.88

15.75

7.92

32.70

35.00

24.00

3.25

69.4

2.60

100

31.750

19.05

18.90

9.53

40.40

44.70

30.00

4.00

109.2

3.91

120

38.100

22.23

25.22

11.10

50.30

54.30

35.70

4.80

156.3

5.62

140

44.450

25.40

25.22

12.70

54.40

59.00

41.00

5.60

212.0

7.50

160

50.800

28.58

31.55

14.27

64.80

69.60

47.80

6.4

278.9

10.10

180

57.150

35.71

35.48

17.46

72.80

78.60

53.60

7.20

341.8

13.45

200

63.500

39.68

37.85

19.85

80.30

87.20

60.00

8.00

431.6

16.15

240

76.200

47.63

47.35

23.81

95.50

103.00

72.39

9.50

622.5

23.20