A comprehensive duct company that consistently performs "design," "manufacturing," "sales," and "construction." home privacy policy site map The elliptical oval duct has the advantages of a round duct with no corners and low air resistance, and a square duct that has a high degree of freedom in sizing and can be stored in a limited space. The air volume can be easily obtained. The oval duct connection is exactly the same as a traditional spiral duct. Straight pipes and irregular pipes are manufactured using zinc-drawn iron plates (JIS G3302). The nominal diameter of the oval duct is D × W. The standard plate thickness of straight pipes and irregular pipes is as follows. Standard plate thickness Basic diameter 0.5mm 150 ~ 450mm 0.6mm 500 ~ 750mm 0.8mm 800 ~ 1000mm 1.6mm 1050 ~ 1600mm Oval duct dimension table (W dimension) 　Friction loss chart of oval duct ▲ page top Copyrights ARROW-M CO., LTD. All Rights Reserved.

A comprehensive duct company that consistently performs "design," "manufacturing," "sales," and "construction." home privacy policy site map When you contact us, please fill out the form below and click the "Send" button. * Please note that half-width katakana cannot be used. * Items marked with * are required items, so be sure to enter them. name* Company name, school name, etc. Postal code Address 1 --- Select the prefecture Hokkaido Aomori Prefecture Iwate Prefecture Miyagi Prefecture Akita Yamagata Prefecture Fukushima Prefecture Ibaraki Prefecture Tochigi Prefecture Gunma Prefecture Saitama Chiba prefecture Tokyo Kanagawa Prefecture Niigata Prefecture Toyama Prefecture Ishikawa Prefecture Fukui prefecture Yamanashi Prefecture Nagano Prefecture Gifu Prefecture Shizuoka Prefecture Aichi prefecture Mie Prefecture Shiga Prefecture Kyoto Osaka Hyogo prefecture Nara Prefecture Wakayama Prefecture Tottori prefecture Shimane Prefecture Okayama Prefecture Hiroshima Yamaguchi Prefecture Tokushima Prefecture Kagawa Prefecture Ehime Prefecture Kochi Prefecture Fukuoka Prefecture Saga Prefecture Nagasaki Prefecture Kumamoto Prefecture Oita Prefecture Miyazaki prefecture Kagoshima prefecture Okinawa Prefecture overseas Select the prefecture Address 2 Your phone number Fax number mail address* Inquiry content * ▲ page top Copyrights ARROW-M CO., LTD. All Rights Reserved.

A comprehensive duct company that consistently performs "design," "manufacturing," "sales," and "construction." home privacy policy site map Button punch, Pittsburgh, etc. Angle flange method, common plate flange method (TDC), stride-on flange method (TDCⅡ), etc. Zinc, stainless steel, PVC coating, galvalume, super dima, flocking ● General use Plate thickness size 0.5t ~ 450mm 0.6t 451 ~ 750mm 0.8t 751-1500mm 1.0t 1501 ~ 2200mm 1.2t 2201mm ~ ● Use of smoke exhaust Plate thickness size 0.8t ~ 450mm 1.0t 451 ~ 1200mm 1.2t 1201mm ~ Straight pipe elbow S-shaped tube Branch pipe Different diameter pipe (hopper) Rounded tube ● Rib reinforcement Line eco Z rib Tile rib ● Tie lot reinforcement ● With common plate don ▲ page top Copyrights ARROW-M CO., LTD. All Rights Reserved.