HVAC system ducting flange corner for flange connection duct flange corner Duct Flange, also known as the flangeless duct angle code, the common plate angle code is a corner code accessory that plays a role of fixing and connecting in the production process of the common plate flange air duct. It is in the shape of a 90-degree right angle. There is an ellipse with a length of 8mm and a width of 10mm at the corner, which is used to connect the air duct through screws. It is a necessary accessory for the production of common-plate flanged air ducts. A preferred business partner providing OEM and ONE .STOP service of metal stamping parts andInvestment Casting (lost wax) parts. SAIF is able to meet customers requirements for all kinds of metal parts made out of stainless steel, carbon steel, aluminum, brass, copper, bronze and etc, which based on customers drawings original samples. As a professional supplier, SAIF strives to keep the principles of Integrity, Quality and CompetitivePrices all the time. The professional technical team and sales team are ready for your projects at any time. Their highefficient response and full service make perfect drawing design, quotation, sample checking,production, delivery, shipping and after-sales service for customers. SAIF customers come from various markets all over the world, such as US, Europe, Africa, SouthAsia and etc. We look forward to be your reliable partner, and to create billiance hand in hand! FAQ Always keep our promise, always be responsible for our products. 1.How to start an OEM order? Send drawings or sample- Getting price- Payment- Make mold. Confirm sample- Mass production- Payment- Delivery. 2.What is your terms of payment? We accept TT, L/C, Trade Assurance, Credit card, Western Union etc