亚洲最黄视频-亚洲最大在线-亚洲最大网址-亚洲最大色网-亚洲最大色视频-亚洲最大情网站在线观看

T steel

T steel

DESCRIPTION

T steel, is a cast T-shaped steel. Because of its cross-section with the English letter T the same name. There are two types of T-shaped steels: 1. It is the same as the H-shaped steels (GB / T11263-20


DETAILS

T steel, is a cast T-shaped steel. Because of its cross-section with the English letter "T" the same name. There are two types of T-shaped steels: 1. It is the same as the H-shaped steels (GB / T11263-2010) that the T-shaped steels are directly split with H-shaped steels. It is an ideal material to replace double-angle steel. Bending capacity with strong, simple construction, cost savings and structural advantages of light weight. 2. Hot forming a T-shaped steel, mainly used in machinery, filling small steel used.
Hot-rolled T-beam said:
T steel code and H-beam corresponding to the use of TW, TM, TN, respectively, said the wide flange T-beam, the middle flange T-shaped steel and narrow flange T-beam, which also said the same method with the H-beam. The method is as follows: height H width B web thickness t1 web thickness t2, such as T-beam Q235B or SS400 200 * 200 * 8 * 12 is 200mm wide 200mm web thickness 8mm, wing thickness 12mm T- Its grade is Q235B or SS400.

RELATED PRODUCTS

久久艳妇乳肉豪妇荡乳av | 无码日本电影一区二区网站 | 女自慰喷水免费看 | 小野夕子在线视频免费观看 | 荫蒂被男人添A片无遮挡 | 国产精品一区二区在线观看下载 | 国产成人一区二区 | 无码AV免费播放 | 91精品乱码竹菊 | 最好看的2019中文手机 | 久久综合久色欧美综合狠狠 | 欧美一乱一性一交一视频 | 91丨国产丨白浆秘 | 天天夜碰日日摸日日躁性色av | 久久国产精品波多野结衣无码电影 | 中文字幕电影网免费在线观看 | 丰满老熟好大bbbbxxx | 搡老熟女乱婬一区二区 | 影音先锋AV资源网址 | 亲子乱亲BBBB | 无码熟妇人妻AV又大又粗又爽 | 久久人人97超碰婷婷开心 | 欧美色图亚洲综合 | 邻居天天吃我的奶头操啊。 | 美女日韩久久网站18禁 | 性感美女视频偷窥一区二区二 | 337p粉嫩大胆色噜噜噜狠狠 | 日韩中文字幕一区二区三区 | 狠狠色7777久夜色撩人Ⅰ豆花 | 久久无码人妻一区二区三区午夜 | 免费无码婬片AAAA观看 | 肥熟妇精品一区二区三区 | 久久精品无码一区二区无码性色 | 少妇高潮无套内射中出无码 | 蜜桃视频 在线观看中文字幕 | 国产一线品牌操逼视频 | 屈辱人妻中文视频在线看 | 鲁大师影院在线观看免费版中文 | 120秒一区二区三区 蜜桃视频在线播放一区 | 亚洲欧洲无码一区二区电影 | 国产精品久久一区二区无卡 |