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

婬荡欲女搡BBBB搡BBB | 91成人精品国产刺激国语对白 | 99久久久久久久久国产 | 日本A级片不卡视频网站 | 日本一级婬片A片免费播放一 | 小辣椒成人福利AV导航 | 西西WWW无码一二三区 | 国产熟妇一区二区三区aⅴ白珊珊 | 一区丝袜自慰喷水福利网站 | 成人视频AAAA无码视频在线观看 | 91视频一区蝌蚪九色良家 | 人妻–ThePorn已婚少妇 | 婷婷色五月在线观看视频 | 女人自慰一区三区 | 成人无码国产一区二区在线观看 | 四川少妇BBw搡BBBB搡BBBB 制服 师生 亚洲 无码 制服 写真 | 特级毛片一级毛片免费看 | 8x8拨牐拨牐永久免费视频 | 久久人妻少妇嫩草av | 亚洲一区二区免费 | 久久夜色精品国产欧美乱极品足浴 | 中文字幕免费视频 | 日韩丰满人妻中文字幕在线观 | 女生被操出白浆免费视频 | wwwcaowo.喷水 | 日韩av在线免费播放 | 女人高潮特级毛片免费看 | 无码高清免费在线关看 | 蜜乳aⅴ一区二区三区 | 欧美色成人综合影院 | 国产人妻人伦精品1国产丝袜 | 国产亲子伦XXXXX熟妇91 | 性受XXXX黑人XYX性爽 | 亚洲国产成人精品综合99 | 重口老女人乱视频.国产成人夜精 | 台湾一级毛片免费视频 | 少妇人妻无套进入69va | 免费在线观看内射 | 中文字幕在线免费看线人 | 三级黄免费看一区二区三区 | 搡BBB搡BBBB搡BBBB |