ASTM Grade 30 Proof Coil Chain



ASTM Grade 30 Proof Coil Chain
Introduction


Parameter


MEDIUM LINK CHAIN

Diameter

Working   Load Limit

Proof   Load

Breaking   Load

Max.   Length per 100 Links

Max.   Weight per 100 ft

d

WLL

MPL

MBL

(inch)

(m)

(lbs)

(kg)

(inch)

(mm)

(lbs)

(kg)

(lbs)

(KN)

(lbs)

(KN)

1/8

4.0

375

170

800

3.6

1600

7.1

94

2.39

19

8.8

3/16

5.5

750

340

1500

6.7

3000

13.3

99

2.51

42

19

1/4

7.1

1250

570

2500

11.1

5000

22.2

104

2.64

76

34

5/16

8.7

1900

860

3800

16.9

7600

33.8

114

2.89

115

52

3/8

10.3

2650

1200

5300

23.6

10600

47.2

128

3.25

166

75

7/16

11.9

3500

1590

7000

31.1

14000

62.3

142

3.60

225

102

1/2

13.5

4500

2040

9000

40.0

18000

80.1

156

3.96

289

131

5/8

16.7

6900

3130

13800

61.4

27600

122.8

194

4.92

425

193

3/4

19.8

9750

4420

19500

86.7

39000

173.5

220

5.59

612

278


Standards
Q & A
Our chains are mostly exported to more than 30 countries
both in European and Asian markets.