久久精品熟女亚洲AV麻豆,精品国产乱码久久久久久人妻,美女又黄又免费的视频,强开小婷嫩苞又嫩又紧视频韩国

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

聯(lián)系:張經(jīng)理

手機(jī): 15866735826

郵箱: 394441862@qq.com

網(wǎng)址:http://www.wetobuy.com/

地址:山東省濟(jì)南市章丘圣井工業(yè)園

當(dāng)前位置: 首頁 > 新聞中心 > 行業(yè)動態(tài)

驗收利川防撞波形護(hù)欄的標(biāo)準(zhǔn)有哪些?

來源:http://www.wetobuy.com/   發(fā)布時間:2024-01-29

波形鋼板:波形鋼板應(yīng)采用熱鍍鋅處理,確保其耐腐蝕性能。波形形狀應(yīng)符合標(biāo)準(zhǔn),波峰和波谷的尺寸應(yīng)符合規(guī)定。同時,波形鋼板的表面應(yīng)平整,無明顯凹凸和劃痕。

Waveform steel plate: Waveform steel plate should be hot-dip galvanized to ensure its corrosion resistance. The waveform shape should meet the standards, and the size of the peaks and valleys should meet the regulations. Meanwhile, the surface of the corrugated steel plate should be flat, without obvious bumps or scratches.

立柱:立柱應(yīng)采用熱鍍鋅處理,確保其耐腐蝕性能。立柱的直徑和壁厚應(yīng)符合規(guī)定,表面應(yīng)平整光滑,無明顯凹凸和劃痕。立柱的安裝間距應(yīng)符合設(shè)計要求,確保整個護(hù)欄的穩(wěn)固性。

Column: The column should be hot-dip galvanized to ensure its corrosion resistance. The diameter and wall thickness of the column should comply with regulations, and the surface should be flat and smooth without obvious bumps or scratches. The installation spacing of columns should meet the design requirements to ensure the stability of the entire guardrail.

20230531040646945.jpg

連接件:連接件應(yīng)采用熱鍍鋅處理,確保其耐腐蝕性能。連接件的尺寸和形狀應(yīng)符合標(biāo)準(zhǔn),連接緊固件應(yīng)牢固可靠,不能出現(xiàn)松動。

Connector: The connector should be hot-dip galvanized to ensure its corrosion resistance. The size and shape of the connectors should meet the standards, and the connecting fasteners should be firm and reliable without any looseness.

防撞端頭:防撞端頭應(yīng)采用能有效吸收碰撞能量的材料制造,確保其性能。防撞端頭的形狀和尺寸應(yīng)符合設(shè)計要求,表面應(yīng)平整光滑,無明顯凹凸和劃痕。

Collision resistant end: The collision resistant end should be made of materials that can effectively absorb collision energy to ensure its safety performance. The shape and size of the anti-collision end should meet the design requirements, and the surface should be flat and smooth, without obvious bumps and scratches.

其他要求:護(hù)欄的安裝應(yīng)符合設(shè)計要求,連接件的緊固件應(yīng)牢固可靠,護(hù)欄應(yīng)能經(jīng)受一定的沖擊而不產(chǎn)生破損。同時,驗收時應(yīng)檢查護(hù)欄的外觀質(zhì)量,確保無明顯的缺陷和瑕疵。

Other requirements: The installation of the guardrail should meet the design requirements, the fasteners of the connectors should be firm and reliable, and the guardrail should be able to withstand certain impacts without damage. At the same time, the appearance quality of the guardrail should be checked during acceptance to ensure that there are no obvious defects or defects.

把女人弄爽特黄A大片视频| 开丫头小嫩苞疼死了| 免费人成视频在线观看| 寡妇的大乳bd高清中文| 我和小峓子做爰HD完整版| 国产大屁股喷水视频在线观看| 无码欧美人xxxxx日本漫画| 伊人色综合久久天天伊人| 久久久久亚洲AV成人片乱码| 激情国产一区二区三区四区小说 | 成人网站在线观看| 无码中文人妻在线一区二区三区| YING荡的雯雯第三部分| А√天堂资源地址在线| 国产精品久久久久久一区二区三区 | 夜夜添无码一区二区三区 | 野花高清完整版免费观看视频电视 | 人妻用嘴含精大口吞精| 啊轻点灬大巴太粗太长了视频免费| 诱人的大乳BD在线观看| 午夜精品久久久久久久无码| 坐公交忘穿内裤被挺进老外| 国产精品久久| 亚洲精品久久无码AV片俺去也| 最美情侣视频免费观看完整版| 麻豆国产尤物AV尤物在线观看 | 色狠狠一区二区三区香蕉| 久久人做人爽一区二区三区| 国产午夜福利视频在线观看 | 国产精品99精品无码视亚| 波多野结衣52部合集在线观看| 一起碰一起噜一起| 无码精品国产VA在线观看DVD| 花火视频影视大全免费观看 | 日韩GAY小鲜肉啪啪18禁| 中国成熟妇女毛茸茸| 被两个按摩师用春药按摩| 中文在线无码高潮潮喷| 国产老肥熟XXXX| 欧美狂野另类XXXXOOOO| 中文字幕亚洲欧美日韩在线不卡|