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China Coal Overseas Development Co., Ltd (CODCO)
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 Click to enlarge image
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 Model Number |
01 |
Round link Mining Chain
Round link conveyor chains may be manufactured to Xtra or DIN quality grade 2 specification.
All chains meet the dimensional requirements in DIN 22252:2001
DIN 22252:2001—Round Link Steel Chains
Calibrated and tested for conveyors and haulage system
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Nominal Size
d×t
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Diameter
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Pitch
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Width
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Gauge Length
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Inside
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Outside
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mm
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d
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Tolerance
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d
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Tolerance
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B1 min
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B2 max
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5×t
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Tolerance
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14×50
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14
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±0.4
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50
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±0.5
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17
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48
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250
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±1.0
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18×64
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18
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±0.5
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64
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±0.6
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21
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60
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320
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±1.0
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19×64.5
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19
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±0.6
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64.5
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±0.6
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22
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63
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322.5
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±1.0
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22×86
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22
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±0.7
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86
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±0.9
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26
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73
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430
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±1.0
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26×92
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26
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±0.8
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92
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±0.9
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30
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85
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460
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±1.0
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30×108
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30
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±0.9
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108
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±1.1
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34
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97
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540
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±1.2
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34×126
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34
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±1.0
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126
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±1.3
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38
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109
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630
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±1.3
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38×137
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38
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±1.1
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137
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±1.4
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42
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121
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685
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±1.4
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