河東通風管道_博海宏達風道廠家_白鐵通風管道 ：

four to flush pipe end flange in a tubular surface， can be a bending machine for bending and flanging in the extension line should be equal. This is the installation of wind to butt straight pipe interface.

(4)除鐵皮法蘭彈簧夾(包括鐵皮法蘭插條)在安裝對接面加密封墊外，其它多在連接完后在接縫外涂抹密封膠，涂膠前縫口清理干凈。密封膠不能用膩子、石灰膏等代替，應用風管專用膠封袋。

(4) in addition to iron flange spring clip (including steel flange installed in the docking surface and cutting) seal， the other in connection after the joint outer fluid sealant，pvc通風管道廠家， glue before seam clean. Sealant instead of putty， lime paste， application of wind pipe special glue sealing bag.

(5)風管安裝用支吊架按規范要求設置。風管連接完后，玻璃鋼通風管道，應按規范等級要求進行風管漏風量測試。

(2) 嚴格按風管尺寸公差要求。如對口錯位明顯將使插條插偏：小口陷入大口內造成無法扣緊或接頭歪斜、扭曲。插條不能明顯偏斜，開口縫應在中間，不管插條還是管端咬口翻邊應準確、壓緊，以后連接接頭才會整齊、貼緊。

(2) strictly according to the requirement of air pipe size tolerance. As the counterpart of dislocation obviously will make the cuttings inserted: a small mouth inside into partial cause can not be fastened or distorted，河東通風管道， skewed joints. The not significant deviation，白鐵通風管道， open seams should be in the middle， or whether cutting pipe end bite flange should be accurate， pressing， after the joint will be neat， close.

(3) 翻邊四面管端要平齊在一個面上，小管可以一次用折方機機折出，翻邊在整個延長線上應等寬。這也是安裝對接時風管接口平直所必須的。