Chain shackles according DIN 745 C45 vi

Suitable for connecting chain ends acc. to DIN 764 and DIN 766 and the attachment of the buckets for bucket elevators acc. to DIN 15251. For friction drive systems DIN standard recommends to use the next size up pitch chain shackle; chain shackles should only be used in connection with distance plates; drop forged, thread and collar machined; Material: made from heat treatable steel C45 and CrNi - alloyed steel, shackles C45vi are through hardened up to a strength of apprx. 1100 N/mm², the interlink points of contact are inductive hardened, surface hardness min. 600 HV10. Shackles G80E10vi are additional carburized, the interlink points of contact are inductive hardened, surface hardness min. 750 HV10. Surface finish: oiled

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Specification table

t
[inch]
t
[mm]
a
[inch]
a
[mm]
b
[inch]
b
[mm]
d1
[inch]
d1
[mm]
d2
[inch]
d2
[mm]
d4
[inch]
d4
[mm]
M
[inch]
M
[mm]
h
[inch]
h
[mm]
l
[inch]
l
[mm]
Weight incl. 2 pcs. hex. nuts. without distance plate Min. breaking load
[lbf]
Min. breaking load
[kN]
Distance plate / l1
[inch]
Distance plate / l1
[mm]
Distance plate / b
[inch]
Distance plate / b
[mm]
Distance plate / s
[inch]
Distance plate / s
[mm]
Weight
[lbs/pc.]
Weight
[kg/pc.]
1.77 45 0.79 20 1.77 45 0.45 11.50 0.55 14 0.49 12.50 0.00000 M 10 1.57 40 0.79 20 0.15 17,085 76 2.95 75 1.18 30 0.20 5 0.18 0.08
2.20 56 0.98 25 3.62 92 0.59 15 0.71 18 0.65 16.50 0.00000 M 12 1.97 50 1.26 32 0.32 25,179 112 3.74 95 1.57 40 0.24 6 0.37 0.17
2.48 63 1.18 30 4.13 105 0.71 18 0.83 21 0.79 20 0.00000 M 16 2.36 60 1.57 40 0.55 31,923 142 4.33 110 1.57 40 0.24 6 0.40 0.18
2.76 70 1.34 34 4.57 116 0.79 20 0.91 23 0.91 23 0.00000 M 20 2.68 68 1.77 45 0.86 39,566 176 4.72 120 1.97 50 0.24 6 0.55 0.25
3.15 80 1.46 37 5.20 132 0.91 23 1.02 26 0.98 25 0.00000 M 20 2.91 74 1.77 45 1.08 51,706 230 5.12 130 1.97 50 0.24 6 0.60 0.27
3.58 91 1.69 43 5.87 149 1.02 26 1.14 29 1.14 29 0.00000 M 24 3.39 86 2.17 55 1.65 67,443 300 5.91 150 2.36 60 0.31 8 1.10 0.50
4.13 105 1.97 50 6.81 173 1.18 30 1.34 34 1.22 31 0.00000 M 24 3.94 100 2.17 55 2.20 88,800 395 6.50 165 2.36 60 0.31 8 1.23 0.56
5.79 147 2.68 68 9.41 239 1.65 42 1.81 46 1.65 42 0.00000 M 30 5.35 136 2.76 70 5.50 174,227 775 9.06 230 3.15 80 0.47 12 2.54 1.15