我們致力于安全鞋生產(chǎn)
石油機(jī)械裝備及工具、配件制造
公稱節(jié)距長度
(寸) |
標(biāo)準(zhǔn)尺寸系列
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A
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B
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C
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D
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E
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11
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||||||
17
|
x
|
|||||
20
|
x
|
|||||
22
|
x
|
|||||
25
|
x
|
x
|
||||
26
|
x
|
x
|
||||
31
|
x
|
x
|
||||
35
|
x
|
x
|
||||
38
|
x
|
x
|
||||
40
|
x
|
x
|
||||
42
|
x
|
x
|
x
|
|||
46
|
x
|
x
|
x
|
|||
51
|
x
|
x
|
x
|
|||
55
|
x
|
x
|
x
|
|||
60
|
x
|
x
|
x
|
|||
68
|
x
|
x
|
x
|
|||
75
|
x
|
x
|
x
|
|||
80
|
x
|
x
|
x
|
|||
81
|
x
|
x
|
x
|
|||
85
|
x
|
x
|
x
|
x
|
||
90
|
x
|
x
|
x
|
x
|
||
96
|
x
|
x
|
x
|
x
|
||
97
|
x
|
x
|
x
|
x
|
||
105
|
x
|
x
|
x
|
x
|
||
112
|
x
|
x
|
x
|
x
|
||
120
|
x
|
x
|
x
|
x
|
||
128
|
x
|
x
|
x
|
x
|
||
144
|
x
|
x
|
x
|
x
|
||
158
|
x
|
x
|
x
|
x
|
x
|
|
160
|
x
|
x
|
x
|
x
|
||
173
|
x
|
x
|
x
|
x
|
||
180
|
x
|
x
|
x
|
x
|
||
195
|
x
|
x
|
x
|
x
|
||
210
|
x
|
x
|
x
|
x
|
||
240
|
x
|
x
|
x
|
x
|
||
270
|
x
|
x
|
x
|
x
|
||
300
|
x
|
x
|
x
|
x
|
||
330
|
x
|
x
|
x
|
x
|
||
360
|
x
|
x
|
x
|
x
|
||
390
|
x
|
x
|
x
|
x
|
||
420
|
x
|
x
|
x
|
|||
480
|
x
|
x
|
x
|
|||
540
|
x
|
x
|
x
|
|||
600
|
x
|
x
|
||||
660
|
x
|
x
|
如有需求,可提供其他尺寸。