亚洲精品鲁一鲁一区二区三区-最爽无遮挡行房视频-强壮的公次次弄得我高潮A片日本-精品人妻无码一区二区三区换脸-中文字幕亚韩-亚洲国产精品一区二区第一页-丰满岳乱妇一区二区三区-大陆极品少妇内射AAAAAA-国产乱人伦AV麻豆网-AV国産精品毛片一区二区三区-午夜精品视频在线无码-免费精品一区二区三区A片在线-在线天堂无限次观看,久久久久亚洲精品,欧美日韩性生活片,麻豆天美精东蜜桃传,韩日一级黄色片,高辣文黄暴糙汉文文,亚州一射区,狠狠综合久久综合88亚洲,免费看污又色又爽又黄的小说,在线久色,无码一区二区三区蜜桃大,三级大片,免费无码又爽又刺激片涩涩直播,久艾草久久综合精品无码国,国产色情无码永久免费软件,肥伴老妇水多乳大小说,久久国产色情爽翻爽翻,怡春院在线视频,国产精品久久久爽爽爽麻豆色哟哟 ,久久久WWW成人免费精品,在线观看私密高清无码,亚洲午夜无码伦在线观看,亚洲毛片,五月天国产成人在线,天美精品国产自产在线,色熟妇人妻久久中文字幕,日韩精品无码久久久久成人,日本欧美在线高清,人妻在卧室被老板疯狂进入国产,人妖欧美一区二区三区四区,日本免费理论片

1. The flange sealing gasket adopts 5mm rubber plate or 8501 flame retardant sealing tape.

2.鍍鋅風(fēng)管的咬合縫、鉚釘縫、法蘭翻邊四角等縫隙涂有密封膠(如中性玻璃膠)。涂密封膠前，應(yīng)清除表面灰塵和油污。

2. Sealant (such as neutral glass adhesive) is applied to the seams of galvanized air ducts, such as bite seams, rivet seams, and flange flanges. Before applying sealant, surface dust and oil stains should be removed.

3.法蘭螺孔與鉚釘孔之間的距離不得大于100mm。矩形法蘭的四角應(yīng)設(shè)置螺孔。彎頭、三通等管件的導(dǎo)流片應(yīng)用平頭鉚釘固定。嚴(yán)禁使用抽芯鉚釘。在鉚釘上涂上密封膠。

The distance between flange screw holes and rivet holes shall not exceed 100mm. The four corners of the rectangular flange should be equipped with screw holes. The guide vanes of pipes such as elbows and tees should be fixed with flat headed rivets. It is strictly prohibited to use pop rivets. Apply sealant to the rivets.

4.鍍鋅風(fēng)管與法蘭連接時(shí)，翻邊應(yīng)平整緊貼法蘭，寬度不小于7mm。

When connecting the galvanized air duct to the flange, the flange should be flat and tightly pressed against the flange, with a width of no less than 7mm.

5.軟接頭采用角鋼法蘭連接。

5. The soft joint is connected with angle steel flanges.

6.角鋼法蘭連接鍍鋅風(fēng)管。

6. Angle steel flange connection galvanized air duct.

7.鍍鋅風(fēng)管的咬口形式為單咬口和聯(lián)合角咬口。

7. The bite forms of galvanized air ducts are single bite and joint angle bite.

8.鍍鋅風(fēng)管直管的制造應(yīng)盡量減少縱向拼接縫，不得有橫向拼接縫。當(dāng)邊長(zhǎng)小于或等于900mm時(shí)，底板不得有拼接縫，大于900mm時(shí)不得有橫向拼接縫。

8. The manufacturing of galvanized air ducts and straight pipes should minimize longitudinal seams as much as possible, and there should be no transverse seams. When the side length is less than or equal to 900mm, the bottom plate shall not have splicing joints, and when it is greater than 900mm, there shall be no transverse splicing joints.

9.當(dāng)板材尺寸能滿足下料要求，損耗率不會(huì)太大時(shí)，可以考慮將彎頭、三通等配件與直線段連接，減少法蘭接口。

When the plate size can meet the cutting requirements and the loss rate is not too high, it can be considered to connect elbows, tees, and other accessories to the straight section to reduce flange interfaces.

本文由濟(jì)南通風(fēng)管道友情奉獻(xiàn).更多有關(guān)的知識(shí)請(qǐng)點(diǎn)擊:   http://www.gaoyouwenhua.com 真誠(chéng)的態(tài)度.為您提供為全面的服務(wù).更多有關(guān)的知識(shí)我們將會(huì)陸續(xù)向大家奉獻(xiàn).敬請(qǐng)期待

This article is dedicated by Jinan Ventilation Pipeline Friendship. For more relevant knowledge, please click on: http://www.gaoyouwenhua.com Sincere attitude. We will provide you with comprehensive services. We will gradually contribute more relevant knowledge to everyone. Stay tuned