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Mining Chain
DIN 22253 Open Link close left right

DIN 22253 Open Link

Mining chain shackles, also known as open connection links. Manufactured in accordance with DIN22253 and PN-G-46696 and MT/T71-1997.Used for underground mining and scraper conveyors, can be customized with double holes or single holes.

Introduction

Outboard chain connectors DIN 22253

DIN22253 

PN-G-46696 

MT/T71-1997

Parameter

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Dimension

Size

a

t

c

b

e

(+1/-2)

l1

m

(0/-1)

n

(0/-1)

p

(+1/0)

f

(+1/-0.5)

g

(+1/-1.5)


(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)

(mm)


14x50

15

(+0.7/-0.5)

50

(+0.8/-0.3)

79 ±1

17 +0.5

78

17.5

(+1/0)

15

32

17

51

29


18x64

19

(+1.0/-0.5)

64

(+0.9/-0.3)

101 ±1

21 +0.5

100

20.5

(+1/0)

19

43

37

55

40


19x64.5

20

(+1.0/-0.5)

64.5

(+0.9/-0.3)

105 ±1

21 +0.5

100

20.5

(+1/0)

20

43

37

55

41


22x86

23

(+1.0/-0.5)

86

(+1.3/-0.4)

132 ±2

25 +1.0

133

24.5

(+1/0)

23

52

44

75

46


24x86

25

(+1.0/-0.5)

86

(+1.3/-0.4)

136 ±2

25 +1.0

133

26

(+1/0)

25

53

44

78

55


26x92

27

(+1.0/-0.5)

92

(+1.4/-0.5)

146 ±2

28 +1.0

141

28

(+1.5/0)

27

58

44

85

56


30x108

32

(+1.0/-0.5)

108

(+1.6/-0.5)

172 ±2

31 +1.0

159

32

(+1.5/0)

32

70

44

100

59






Mechanical Properties

Size

Test Force

Breaking Force

Grade   B

Grade   C

DIN   22253

Grade   B

Grade   C

DIN   22253

(mm)

(KN)

(KN)

(KN)

(KN)

(KN)

(KN)

14x50

135

180

185

170

225

212

18x64

230

300

305

290

370

351

19x64.5

26

325

340

325

405

391

22x86

/

440

456

/

550

525

24x86

410

490

507

510

650

588

26x92

/

/

595

/

/

690

30x108

/

/

750

/

/

869










Standards