中文字幕亚洲中文字幕亚洲,国产成人av在线影院无毒,av免费在线观看网站不卡,亚洲一区二区三区女厕偷拍视频,中文字幕成熟丰满的人妻,日韩激情视频播放器视频播放在线,日本视频一区二区三区免费观看,国产免费自拍视频在线观看,国产18禁黄美女网站一区二区,国产精品中文第一字幕

        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(qǐng)關(guān)注!
        新聞
        聯(lián)系我們
        咨詢(xún)電話(huà)
        15866735826

        聯(lián)系:張經(jīng)理

        手機(jī): 15866735826

        郵箱: 394441862@qq.com

        網(wǎng)址:http://m.szjqyy.net/

        地址:山東省濟(jì)南市章丘圣井工業(yè)園

        驗(yàn)收利川防撞波形護(hù)欄的標(biāo)準(zhǔn)有哪些?

        來(lái)源:http://m.szjqyy.net/   發(fā)布時(shí)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(shí),波形鋼板的表面應(yīng)平整,無(wú)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(wú)明顯凹凸和劃痕。立柱的安裝間距應(yīng)符合設(shè)計(jì)要求,確保整個(gè)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(dòng)。

        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(jì)要求,表面應(yīng)平整光滑,無(wú)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(jì)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(shí),驗(yàn)收時(shí)應(yīng)檢查護(hù)欄的外觀質(zhì)量,確保無(wú)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.

        国产成人高清亚洲一区| 视频不卡一区二区三区| 日本人妻丰满熟妇久久久久久| 久久精品人人做人人爽欧美| 亚洲熟伦熟女新五十路| 日本免费a^视频一区二区| 亚洲中文字幕一区二区不卡| 免费少妇逼毛多一级片| 大地资源免费视频观看| 国产美女色诱视频免费| 美女尿尿厕所偷拍视频| 国产精品日韩精品在线| 亚洲免费精品一区二区三区四区| 亚洲综合第一页第二页| 国产精品日韩av一区| 免费观看a级毛片视频| 九九热视频这里是精品| 精品夜色福利在线一区| 亚洲一区二区二区日韩| 亚洲午夜福利在线网| 国产精品91麻豆视频| 国产免费午夜福利片在线| 国产xxxx做受视频| 蜜臀在线一区二区三区| 激情五月六月丁香七月婷婷| 日本一区二区欧美在线| 亚洲少妇无套内射激情| 日韩一级黄色片一区二区三区| 欧美精品亚洲精品日韩专区一^方| 亚洲熟妇大图综合色区| 久久亚洲中文字幕精品一区四区| 国产一区亚洲二区日本三区| 国产一区二区不卡精品| 亚洲成亚洲乱码一二三四区软件| 国产精品综合色区av| 少妇精品一区二区三区免费| 中文乱幕日产无线码| 蜜桃麻豆精品一区二区| 国产精品三级黄色片| 日韩不卡一区二区三区免费视频| 激情内射亚洲一区二区|