風管不得采用S型插條、C型直角插條及立聯(lián)合角插條的連接方式?？諝鉂崈舻燃墳?～5級的風管不得采用按扣式咬口。
S-type, C-type right angle and vertical joint angle shall not be used for air duct connection. The air duct with air cleanliness level of 1-5 shall not adopt snap bite.
凈化空調系統(tǒng)風管的法蘭鉚釘間距應小于100 mm，空氣潔凈等級為1～5的風管法蘭鉚釘間距應小于65mm。
The distance between flange rivets of air duct of purification air conditioning system should be less than 100 mm, and the distance between flange rivets of air duct with air cleanliness grade of 1-5 should be less than 65 mm.
風管內不得設置加固框或加固筋。風管加工前應采用清洗液去除板材表面油污及積塵，清洗液應采用對板材表面無損害、干燥后不產生粉塵，且對人體無危害的中性清潔劑。
Reinforcement frame or reinforcement bar shall not be set in the air duct. Before the air duct is processed, the cleaning solution should be used to remove the oil and dust on the surface of the board. The cleaning solution should be a neutral detergent that does not damage the surface of the board, does not produce dust after drying, and does not harm the human body.
山東通風管道加工
Shandong ventilation pipe processing
通風管道制作完畢應使用清洗液清洗，清洗后經白綢布擦拭檢查達到要求后，酚醛板，應及時封口。
After the ventilation pipe is manufactured, it should be cleaned with cleaning solution. After cleaning, it should be wiped with white silk cloth. After it meets the requirements, the phenolic board should be sealed in time.
彩色涂層鋼板風管的內壁應光滑;板材加工時不得損壞涂層，被損壞的部位應涂環(huán)氧樹脂。
The inner wall of air duct of color coated steel plate shall be smooth; the coating shall not be damaged during plate processing, and the damaged part shall be coated with epoxy resin.
風管的咬口縫、鉚接縫以及法蘭翻邊四角縫隙處，應按設計及潔凈等級要求，采用涂密封膠或其他密封措施堵嚴。密封材料宜采用異丁基橡膠、氯丁橡膠、變性硅膠等為基材的材料。風管板材連接縫的密封面應設在風管壁的正壓側。
The undercut joint, riveting joint and flange flanging four corner joint of air duct shall be sealed with sealant or other sealing measures according to the design and cleanliness requirements. The sealing materials should be isobutyl rubber, chloroprene rubber, modified silica gel, etc. The sealing surface of the plate joint of the air duct shall be set on the positive pressure side of the air duct wall.
風管制作場所應相對封閉，制作場地宜鋪設不易產生灰塵的軟性材料，風管應減少縱向接縫，玻璃鋼通風管道，且不得有橫向接縫。
The production site of air duct should be relatively closed, the production site should be laid with soft materials that are not easy to produce dust, the longitudinal joints of air duct should be reduced, and the FRP ventilation duct should not have transverse joints.
山東通風管道加工連接螺栓、螺母、墊圈和鉚釘應采用鍍鋅或其他防腐措施，不得使用抽芯鉚釘。
Galvanized or other anti-corrosion measures shall be adopted for connecting bolts, nuts, washers and rivets of Shandong ventilation pipeline, and blind rivets shall not be used.
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