夜月直播视频直播免费观看,娇妻玩4P被3个男人玩,人妻少妇AV中文字幕乱码,亚洲av永久无码精品

濟南蓬發(fā)建材有限公司為您提供臨邊護欄、木工防護欄、工程圍擋等相關信息發(fā)布和相關資訊,敬請關注!
新聞
聯(lián)系我們
咨詢電話
15866735826

聯(lián)系:張經理

手機: 15866735826

郵箱: 394441862@qq.com

網址:http://www.btmj.net/

地址:山東省濟南市章丘圣井工業(yè)園

當前位置: 首頁 > 新聞中心 > 公司新聞

工地臨邊基坑護欄的基本知識

來源:http://www.btmj.net/   發(fā)布時間:2024-04-18

臨邊護欄全部由鋼結構組成。鋼材采用標準材料,制作嚴格按圖施工,尺寸正確,焊接點牢固,達到防護之目的,臨邊護欄下部檔架板采用黃、黑間隔

The edge guardrail is entirely composed of steel structures. The steel is made of national standard materials, constructed strictly according to the drawings, with correct dimensions and firm welding points to achieve safety protection. The lower bracket plate of the edge guardrail is separated by yellow and black intervals

基坑護欄由防護網片和立柱組成。基坑圍擋護欄防護網片由2cm×4cm方管焊接組成,單片尺寸1.1米×1.7米,兩端設有跨耳用Φ10螺栓與立柱連接固定,跨耳與上下邊緣距離為15cm。

20230330061058577.jpg

The foundation pit guardrail is composed of protective mesh and columns. The protective mesh of the foundation pit fence is composed of 2cm x 4cm square pipes welded together, with a single piece size of 1.1 meters x 1.7 meters, and two ends are equipped with cross ears for use Φ 10 bolts are used to connect and fix the column, with a distance of 15cm between the ear and the upper and lower edges.

立柱采用8cm方管 高度1.3m,底部有法蘭(8mm×15cm×15cm鋼板)每個法蘭盤設4個螺栓孔、頂部封閉,與地面用Φ14膨脹螺栓固定。

The column adopts an 8cm square tube with a height of 1.3m, and has a flange at the bottom (8mm x 15cm x 15cm steel plate). Each flange is equipped with 4 bolt holes, and the top is closed. It is connected to the ground Φ Fix with 14 expansion bolts.

安裝后,護欄上邊與立柱平齊,下邊距地面20cm,兩立柱間距2米.所使用原材料均采用標準材料,制作嚴格按圖施工,尺寸正確,焊接點牢固,達到防護之目的。

After installation, the upper edge of the guardrail is flush with the column, and the lower edge is 20cm from the ground. The distance between the two columns is 2 meters. The raw materials used are all national standard materials, and the construction is strictly in accordance with the drawings. The dimensions are correct, and the welding points are firm, achieving the purpose of safety protection.

網片設計為黃色、立柱為紅色,均為噴繪,以達到紅白相間的警示效果。網片網格為50*50mm,鋼絲直徑為3.5mm。

The screen design is yellow, and the pillars are red, all painted to achieve a red and white warning effect. The mesh size is 50 * 50mm, and the diameter of the steel wire is 3.5mm.

可移動基坑護欄100米,固定護欄1361米,基坑圍擋護欄可移動護欄與固定護欄尺寸一致兩端固定處加20cm三角支撐。支撐穩(wěn)固,8cm方管支撐。

The movable foundation pit guardrail is 100 meters long, and the fixed guardrail is 1361 meters long. The movable and fixed guardrails of the foundation pit enclosure guardrail have the same size as the fixed guardrail, and a 20cm triangular support is added at both ends of the fixed position. Stable support, supported by an 8cm square tube.

本文由臨邊護欄為您提供,我們的網站是:http://www.btmj.net我們將以全心全意的熱情為您提供服務,歡迎您的訪問!

This article is provided to you by Linbian Fence. Our website is: http://www.btmj.net We will provide you with wholehearted enthusiasm and welcome your visit!

欧美XXXXX高潮喷水| 推特怎么在国内使用| 极品YIN荡人妻合集H| 国产精品99久久久久久人四虎| 亚洲日韩VA无码中文字幕| 最近免费观看高清韩国日本大全| 亚洲精品宾馆在线精品酒店| 老熟妇小伙子HD另类| 精品人人妻人人澡人人爽牛牛| 性少妇freesexvideos高清| 939W乳液78W78W韩国| 高清播放器欧美大片| 老师您的小兔兔有软水又多视频| 女人与拘做受全过程免费视频 | 国产精品亚洲综合色区韩国| 农村弄丰满熟妇XXXXX性高清| 差差漫画在线观看登录页面弹窗 | 国产无套粉嫩白浆在线观看| 成人视频网站| 国产男女猛烈无遮挡免费网站 | 人人澡超碰碰97碰碰碰| 国产精品无码AV片在线观看播| 人妻VA精品VA欧美VA| 日日碰狠狠躁久久躁综合网| 亚洲AV综合永久无码精品天堂| 东北老妇爽大叫受不了| 日韩欧美卡一卡二卡新区| 精品一区二区免费视频蜜桃网| 久久偷看各类WC女厕嘘嘘| 精品久久久久久久久久中文字幕| 97精品少妇偷拍AV| 69久久国产露脸精品国产 | 三女一男做2爱A片| 放荡的护士HD在线观看| 68日本xxxxxxxxx59| 免费无码一区二区三区蜜桃| 无人区AV在线观看| 黑人强开嫩模又小又紧| 饥渴老翁一晚要了我三次| 夜夜性日日交XXX性HD| 无码任你躁久久久久久在公共场所|