承包商供应的设备、管道、烟风道等必须做成容许的最大尺寸以减少现场加工和安装的工作量。
The equipment pipe and air and flue gas ducts etc. supplied by the contractor shall be made in maximum allowable dimensions to reduce the fabrication on site.
大型高温蝶阀采用钢板焊接制造，主要用于高温介质的烟风道和煤气管道。
The use of large-scale high-temperature steel welding butterfly valve manufacturer, mainly for high-temperature medium duct smoke and gas pipelines.
产品广泛用于空调列车、高层建筑风道、阻然桥梁、耐高温耐腐蚀玻璃钢容器、管道内衬及阻然防腐海上钻井平台用玻璃钢格栅。
It is widely used to make ventilation ducts for trains, anti-flammation cable tray, vessels, pipe and inner liners used under high temperature with anti-corrosion request.
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