Grade 80 High Test Welded Steel Chain

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This guide will explore these critical aspects of buying G80 link chains to ensure that businesses get the best quality and value.

In industries where strength and reliability are paramount, G80 link chains have become a staple for heavy-duty applications. Whether used in construction, lifting, or marine operations, these chains provide the necessary durability to withstand challenging environments. When it comes to purchasing G80 link chains, understanding the specifications, materials, procurement channels, and price factors is essential for making an informed decision. This guide will explore these critical aspects of buying G80 link chains to ensure that businesses get the best quality and value.

Grade 80 High Test Welded Steel Chain is a type of chain that is made from high-quality steel and is specifically designed for use in heavy-duty applications where high strength and durability are required.

The "grade 80" designation refers to the minimum breaking strength of the chain, which is 80.000 pounds per square inch (PSI). This means that the chain is capable of supporting heavy loads without breaking or deforming under stress.

The "high test" designation indicates that the chain has undergone a specific heat treatment process that increases its strength and toughness. This process involves heating the steel to a high temperature and then quenching it in water or oil to harden the metal.

 

Nominal

Chain

Size

Material

Diameter

Working Load Limit (Max.)

Proof Test** (Min.)

Minimum Breaking Force**

Inside Length (Max.)

Inside Width Range

in

mm

in

mm

lbs

k9

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

1.288.0

4.03

102.4

1.580- 1.890

40.00 - 48.00

 

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