Round steel link chain making for 30+ years

SHANGHAI CHIGONG INDUSTRIAL CO., LTD

(round steel link chain manufacturer)

Discount wholesale Morris Chain Hoist - Hoist Chain – Chigong

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Our company sticks into the basic principle of "Quality is definitely the life of the business, and status may be the soul of it" for Engine Lift Chain, Large Link Chain, Grade 80 Lifting Chain, We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!
Discount wholesale Morris Chain Hoist - Hoist Chain – Chigong Detail:

Category

Lifting and lashing, hoisting chain,short link chain, round link chain lifting,Grade T chain, Grade DAT chain,Grade DT chain, DIN EN 818-7short link chain for lifting purposes,fine tolerance hoist chain,alloy steel chain

Application

Lifting and lashing, loads lifting, loads binding

Figure 1: hoist chain / links

1

Key

1 Traverse centre line of the link l is the multiple pitch length
p is the pitch dm is the material diameter as measured
ds is the weld diameter e is the length dimensionally affected by welding
w3 is the internal width at the weld w2 is the external width over the weld

Table 1: hoist chain / link dimensions (mm)

Nominal

size

dn

Material

diameter tolerance

Pitch

Width

Gauge length of

11 x pn

Weld

diameter

ds

max.

 

pn

  

tolerance1)

internal

w3

min.

external

w2

max.

 

l

 

tolerance1)

4

± 0.2

12

0.25

4.8

13.6

132

0.6

4.3

5

± 0.2

15

0.3

6.0

17.0

165

0.8

5.4

6

± 0.2

18

0.35

7.2

20.4

198

1.0

6.5

7

± 0.3

21

0.4

8.4

23.8

231

1.1

7.6

8

± 0.3

24

0.5

9.6

27.2

264

1.3

8.6

9

± 0.4

27

0.5

10.8

30.6

297

1.4

9.7

10

± 0.4

30

0.6

12.0

34.0

330

1.6

10.8

11

± 0.4

33

0.6

13.2

37.4

363

1.7

11.9

12

± 0.5

36

0.7

14.4

40.8

396

1.9

13.0

13

± 0.5

39

0.8

15.6

44.2

429

2.1

14.0

14

± 0.6

42

0.8

16.8

47.6

462

2.2

15.1

16

± 0.6

48

0.9

19.2

54.4

528

2.5

17.3

18

± 0.9

54

1.0

21.6

61.2

594

2.9

19.4

20

± 1.0

60

1.2

24.0

68.0

660

3.2

21.6

22

± 1.1

66

1.3

26.4

74.8

726

3.5

23.8

1)  These tolerances are usually divided into + 2/3 and – 1/3 for both the individual link and the standard gauge length.

Table 2: hoist chain working load limit (WLL)

Nominal size dn

mm

Chain type T

t

Chain type DAT

t

Chain type DT

t

4

5

6

0.5

0.8

1.1

0.4

0.63

0.9

0.25

0.4

0.56

7

8

9

1.5

2

2.5

1.2

1.6

2

0.75

1

1.25

10

11

12

3.2

3.8

4.5

2.5

3

3.6

1.6

1.9

2.2

13

14

16

5.3

6

8

4.2

5

6.3

2.6

3

4

18

20

22

10

12.5

15

8

10

12.5

5

6.3

7.5

mean stress N/mm2

200

160

100

Table 3: hoist chain manufacturing proof forces and breaking forces

Nominal size

dn

mm

Manufacturing proof force (MPF)

kN

min.

Breaking force (BF)

kN

min.

4

12.6

20.1

5

19.6

31.4

6

28.3

45.2

7

38.5

61.6

8

50.3

80.4

9

63.6

102

10

78.5

126

11

95

152

12

113

181

13

133

212

14

154

246

16

201

322

18

254

407

20

314

503

22

380

608

Table 4: total ultimate elongation and surface hardness

 

hoist chain types

T

DAT

DT

Total ultimate elongation A  %min

10

10

5

Surface hardness min

dn < 7 mm, HV 5

dn = 7 mm to 11 mm, HV 10

dn > 11 mm, HV 10

 

 

360

360

360

 

 

500

500

450

 

 

550

550

500


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Good quality comes 1st; assistance is foremost; business enterprise is cooperation" is our business enterprise philosophy which is regularly observed and pursued by our company for Discount wholesale Morris Chain Hoist - Hoist Chain – Chigong, The product will supply to all over the world, such as: Morocco, Indonesia, Algeria, Our solutions have national accreditation standards for experienced, premium quality items, affordable value, was welcomed by people around the globe. Our goods will continue to increase in the order and look forward to cooperation with you, Really should any of those products be of interest to you, please letus know. We are going to be pleased to give you a quotation up on receipt of one's detailed specifications.
  • The accounts manager made a detailed introduction about the product, so that we have a comprehensive understanding of the product, and ultimately we decided to cooperate.
    5 Stars By Elaine from Israel - 2017.04.18 16:45
    In general, we are satisfied with all aspects, cheap, high-quality, fast delivery and good procuct style, we will have follow-up cooperation!
    5 Stars By Mario from Honduras - 2018.08.12 12:27

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