結構用無錫不銹鋼無縫鋼管(GB/T14975-1994)
時間:2019-06-13
作者:無錫不銹鋼板
瀏覽:0
結構用無錫不銹鋼無縫鋼管(GB/T14975-1994)
(1)尺寸規格見表1、表2。
(2)允許偏差見表4。
(3)牌號和化學成分見表3。
(4)力學性能見表5。
(5)用途適于一般結構及機械結構用。
表1 結構用無錫不銹鋼熱軋(擠、擴)無縫鋼管的尺寸規格(mm)
壁厚
外徑
|
4.5
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
22
|
24
|
25
|
26
|
28
|
68
|
◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
|
◎
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|
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|
|
|
|
|
|
|
|
|
|
|
70
|
◎
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◎
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◎
|
◎
|
◎
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◎
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◎
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◎
|
◎
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|
|
|
|
|
|
|
|
|
|
|
|
|
73
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◎
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◎
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◎
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◎
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◎
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◎
|
◎
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◎
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◎
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|
|
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|
|
|
|
|
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|
|
|
|
76
|
◎
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◎
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◎
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◎
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◎
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◎
|
◎
|
◎
|
◎
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|
|
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|
|
|
|
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|
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|
|
80
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◎
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◎
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◎
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◎
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◎
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◎
|
◎
|
◎
|
◎
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|
|
|
|
|
|
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|
|
|
|
|
|
83
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
|
|
|
|
89
|
◎
|
◎
|
◎
|
◎
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◎
|
◎
|
◎
|
◎
|
◎
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|
|
|
|
|
|
|
|
|
|
|
|
|
95
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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|
|
|
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|
|
|
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|
|
102
|
◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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|
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|
|
|
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|
|
108
|
◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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|
|
|
|
|
|
|
|
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|
|
114
|
|
◎
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◎
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◎
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◎
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◎
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◎
|
◎
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◎
|
◎
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◎
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|
|
|
|
|
|
|
|
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|
|
121
|
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◎
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◎
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◎
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◎
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◎
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◎
|
◎
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◎
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◎
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◎
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|
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|
127
|
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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133
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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|
140
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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|
|
|
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|
|
146
|
|
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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152
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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◎
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159
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◎
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◎
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◎
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◎
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◎
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168
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◎
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180
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◎
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◎
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◎
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◎
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◎
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◎
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194
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◎
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◎
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◎
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◎
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