美国黄色片一区二区三区,欧美韩日亚洲影视在线视频,国产人妻大战黑人20p,免费无码又爽又刺激高潮的视频免费 ,国产在线丝袜精品一区免费,国禁国产you女视频网站,少女たちよ在线观看动漫4,免费啪啪视频一区

        How to carry out partition construction of fireproof glass

        2020-02-24 2343

        Fireproof glass is mainly used to control the extension of fire or isolate smoke. It is a method type fireproof material. Its fireproof function is evaluated by its fireproof function. It is a special glass processed and treated by special technology, which can adhere to its integrity and heat insulation in regular fire resistance experiments. The original piece of fireproof glass can be float flat glass, tempered glass, composite fireproof glass, or single piece of fireproof glass.

        Fabrication and installation procedures of fireproof glass partition wall: Measurement and setting out - material ordering - Fabrication and installation of upper and lower steel parts - equipment glass - gluing - cleaning.

        1) measurement and setting out: measure and set out according to the standards of planning drawings, and measure the elevation of base course surface, which is in the glass wall

        Central axis, upper and lower parts, position line of closing stainless steel groove;

        2. Glass trough equipment on the lower side and upper part of embedded iron parts: steel part at the bottom of the trough according to the standard equipment in the planning drawings

        Parts, fixed with expansion bolts, and then steel glass grooves on the upper and side of the equipment. Straighten and fix. The bottom tape in the equipment groove and the non stainless steel parts shall be painted with antirust paint;

        3. Positioning of glass block equipment: all tempered flat glass shall be customized by the manufacturer and transported to the construction site.

        Clean the glass trough and glass block, place the glass block in the equipment trough with glass equipment machine or mail suction cup, plug and fix it with plastic block after leveling and verticality, level all equipment of the same glass wall, and start glue injection after verticality;

        防火玻璃

        4. Glue injection: first clean the upper and lower parts, the stainless steel glass groove on the side and the glue injection place of the glass seam, and then stick the glass and stainless steel plate on both sides of the glue injection with white tape, leaving the glue injection seam position. The national rules require glue injection. The same seam is filled and scraped at one time without stopping. (Note: a. the glue can be injected only when the glue injection seam is monotonous and should not be wet; B. the glue injected in the upper and lower stainless steel grooves is structural silica gel, and the glue injected in the gap between glass blocks is transparent glass glue).

        5) cleaning and hygiene: clean the glass block with glass cleaner. (do not wash with acid solution)

        From fireproof glass http://m.wan-xin.net/


        主站蜘蛛池模板: 欧美综合在线观看| 国产亚洲欧美日韩国产片| 国产性自爱拍偷在在线播放| 亚洲精品男男一区二区| 丁香色狠狠色综合久久小说| 精品无吗国产一区二区三区av| 久久午夜私人影院| 日韩国产av一区二区三区精品| 娇妻粗大高潮白浆| 国产成人香蕉久久久久| 久久国产成人高清精品亚洲| 免费视频成人 国产精品网站| 漂亮人妻去按摩被按中出| 3atv国产精品视频| 国产午夜片无码区在线观看爱情网| 99热精品69堂国产| 偷拍区亚洲区一区二区| 国产网友自拍亚洲av| 国产亚洲人成网站在线观看琪琪秋| 日韩AV片无码一区二区不卡电影| 无码gogo大胆啪啪艺术| 国产精品久久久久免费看| 亚洲毛片αv无线播放一区| 黄色福利在线| 巨爆乳中文字幕爆乳区| 国产高清在线男人的天堂| 亚洲一区二区久久青草| av国产熟妇露脸在线观看| 亚洲一级无码AV毛片久久| 四虎永久精品免费视频| 亚洲成av人片无码迅雷下载| 日韩精品精品一区二区三区| 国产亚洲精久久久久久无码苍井空| 最近中文字幕mv在线视频2018| 蜜桃臀AV高潮无码| 国产伦理自拍视频在线| 水蜜桃一二二视频在线观看免费 | 亚色中文字幕| 成年女人喷潮免费视频| 精品無碼一區在線觀看 | 午夜国产精品视频在线|