Ningbo Haga Metal Products Co., Ltd.  

Product Name: Stainless Steel Square Flange Model NO.: square flange Manufacturing Way: Forging Sealing Surface: RF Connection: Flanged Structure: Flanges Material: Stainless Steel Type: Customized Square Flange Standard: ANSI, DIN, GB, JIS Size: Customized Square Flange Trademark: HAGA Transport Package: Standard Seaworthy Packing Origin: Zhejiang Ningbo HS Code: 7307210000 Product Description Flange1. Application:For seal or connect of pipe/tub-e lines2. Material:304,304L,316,316L,carbon steel or other material on request3. Standard:ANSI,DIN,JIS,BS,EN1092-14. Size:DN15 (1/2") to DN5000 (200")5. Type:Threaded Flanges, Socket Welding Flanges, Blind Flanges, Other FlangesTypes' SpecificationWelding neck1, Preferred for high-pressure, subzero or elevated temperature2, Hub is tapered and bored to match pipe's inside diameter so flow is not restricted, preventing turbulence and reducing erosion3, Easily radiographed and provides excellent stress distributionSlip-on1, Not normally used in high-stress applications due to low hub and weld attachment2, Silps over outside of pipe3, Inside of flange welded at hub and end of pipeLap joint1, Used where bolt alignment or access for cleaning is required2, Similar to slip-on flange when used with lap joint stub end3, Radius at intersection of flange face and bore to match lap joint stub endThreaded1, Used where welding would would be hazardous2, Designed for low-pressure and non-cyclic applications3, Bore is threaded to match pipe thread4, Tapered to seal pipe and flangesSocket welding1, For small-diameter chemical processes, hydraulic and stream distribution lines2, Similar to slip-on flange3, Counter bore matches pipe bore, allowing unrestricted flow4, Counter bore from hub side fits pipe's outer diameter- can insert pipe in socket with fillet weld at hubBlind1, Used to close ends of piping2, Has no bore3, Permits access to sealed linesOther flangesOrifice, Expander, Reducing, Lightweight, Studding Outlets, Long Weld Necks,Metric, Navy Drawings, Customer DrawingsAny Requests you can contact us for catalogues. Thanks.