結(jié)構(gòu)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(jié)構(gòu)用無錫不銹鋼無縫鋼管(GB/T14975-1994)
(1)尺寸規(guī)格見表1、表2。
(2)允許偏差見表4。
(3)牌號和化學(xué)成分見表3。
(4)力學(xué)性能見表5。
(5)用途適于一般結(jié)構(gòu)及機(jī)械結(jié)構(gòu)用。
表1 結(jié)構(gòu)用無錫不銹鋼熱軋(擠、擴(kuò))無縫鋼管的尺寸規(guī)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
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
|
|
|
|
70
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
|
|
|
|
73
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
|
|
|
|
76
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
|
|
|
|
80
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
|
|
|
|
83
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
|
|
|
|
89
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
|
|
|
|
95
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
|
|
102
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
|
|
108
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
|
|
114
|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
|
|
121
|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
|
|
127
|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
|
|
133
|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
|
|
140
|
|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
146
|
|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
152
|
|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
159
|
|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
|
|
168
|
|
|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
180
|
|
|
|
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
◎
|
|
|
|
|
|
|
|
194
|
|
|
|
|
◎
|
◎
|
◎
|
◎
主站蜘蛛池模板:
在线亚洲免费
|
中文字幕在线观看
|
欧美日韩一区二区三区久久
|
男女人本色免费在线观看视频
|
欧美成人免费高清二区三区
|
亚洲欧美日韩高清一区二区一
|
狠狠色色综合网站
|
久草干|
日韩免费不卡视频
|
国产熟妇乱xxxxx大屁股网
|
窝窝午夜看片七次郎青草视频
|
91成人|
国产在线视频在线
|
欧美综合色网
|
欧美成人香蕉在线观看
|
丁香色欲久久久久久综合网
|
欧美妞干网
|
97夜夜澡人人双人人人喊
|
精品福利在线播放
|
真实国产乱子伦久久
|
伊人久操|
国产精品玖玖玖在线
|
亚洲无码一区二区三区
|
黄色一级大片免费看
|
97久久超碰国产精品旧版
|
奇米777四色影视在线看
|
国产宾馆视频
|
国内精品自在欧美一区
|
日韩激情中文字幕一区二区
|
亚洲 欧美 字幕 一区 在线
|
日韩精品av一区二区三区
|
国产成人无码区免费内射一片色欲
|
国产亚洲精品麻豆一区二区
|
亚洲精品无码久久久影院相关影片
|
亚洲乱码一区二区三区在线观看
|
少妇被黑人到高潮喷出白浆
|
久久精品免费一区二区三区
|
亚洲精品v欧洲精品v日韩精品
|
国产精品自在线拍国产手青青机版
|
精品国产福利第一区二区三区
|
久久综合久久自在自线精品自
|
|