NACM2010 GRADE 80 ALLOY CHAIN

Nominal Chain Size

Material Diameter

Working Load Limit(Max.)

Proof Test (Min.)

Min. Breaking Force

Inside Length (Max.)

Inside Width Range

in

mm

in

mm

lbs

kg

lbs

kN

lbs

kN

in

mm

in

mm

7/32

5.5

0.217

5.5

2,100

970

4,200

19.0

8,400

38.0

0.69

17.6

0.281-0.325

7.14-8.25

9/32

7.0

0.276

7.0

3,500

1,570

7,000

30.8

14,000

61.6

0.90

22.9

0.375-0.430

9.53-10.92

5/16

8.0

0.315

8.0

4,500

2,000

9,000

40.3

18,000

80.6

1.04

26.4

0.430-0.500

10.92-12.70

3/8

10.0

0.394

10.0

7,100

3,200

14,200

63.0

28,400

126.0

1.26

32.0

0.512-0.600

13.00-15.20

1/2

13.0

0.512

13.0

12,000

5,400

24,000

107.0

48,000

214.0

1.64

41.6

0.688-0.768

17.48-19.50

5/8

16.0

0.630

16.0

18,100

8,200

36,200

161.0

72,400

322.0

2.02

51.2

0.812-0.945

20.63-24.00

3/4

20.0

0.787

20.0

28,300

12,800

56,600

252.0

113,200

504.0

2.52

64.0

0.984-1.180

25.00-30.00

7/8

22.0

0.866

22.0

34,200

15,500

68,400

305.0

136,800

610.0

2.77

70.4

1.080-1.300

27.50-33.00

1

26.0

1.020

26.0

47,700

21,600

95,400

425.0

190,800

850.0

3.28

83.2

1.280-1.540

32.50-39.00

1-1/4

32.0

1.260

32.0

72,300

32,800

144,600

644.0

289,200

1288.0

4.03

102.4

1.580-1.890

40.00-48.00