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产品代号
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英制公称（in）
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许用负荷SWL
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技术参数(mm)
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适用连经(mm)
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(t)
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(Lbs)
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A
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B
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D
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E
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|||
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JW2221
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1/4
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1.5
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3,500
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9
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48
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20
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16
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φ8-10
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JW2222
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5/16
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2
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4,500
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10
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54
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22
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17.5
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φ10-12
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JW2223
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3/8
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3.2
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7,100
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13
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63
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26
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22
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φ12-14
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JW2224
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1/2
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5.4
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12,000
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16
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87
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36
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29
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φ14-16
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JW2225
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5/8
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8
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18,100
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19
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105
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44
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36
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φ18-20
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JW2226
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3/4
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12.5
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28,300
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24
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120
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52
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41
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φ22-24
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JW2227
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7/8
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16
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34,200
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27
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140
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58
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51
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φ25-28
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JW2228
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1
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21
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47,700
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31
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152
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63
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57
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φ30-36
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JW2229
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11/4
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32
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72,300
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38
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188
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77
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65
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φ38-45
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双环扣