BS 3293 is a British Standard for steel pipe flanges over 24 inches nominal size) for the Petroleum Industry, covers Class 150 lb to 600 lb weld neck and slip on flanges. A SORF flange is a flange welded outside a pipe & designed to slip over the pipe. These flanges are commonly used in various industries and are known for their durability and strength. They are also available in different types such as ring style, flat face, and spiral double jacketed Size Range: DN15-DN1200 (26"-48inch) Standard & Pressure Ratings:
Class 150 Class 300 Class 400 Class 600 Sealing Face: RF,FF,RTJ,TF,GF Surface: full machined as per standard or request
Material: Carbon Steel: ASTM A105,ASTM A350 LF1/ LF2, S235JR, P245GH, P250GH,P280GH,A694 F42/46/52/56/60/65/70, etc Stainless Steel: ASTM A182 F304/304L/304H,F316/316L,F317/317L,F321,F310,F347,Etc. Alloy Steel: ASTM A 182 F1/ F5/ F9/F11/F22/F91/Etc. Duplex and super duplex steel: ASTM A815 UNS S31803/S32205/S32750/S32760 Quality control: PMI tested, dimension inspection and visual etc. Company Profile From 1989 to now, Kingmetal Steel focus on manufacturing and distributing pipeline products including piping, fitting, flange, valve and fastener in stainless, carbon, alloy and duplex steel. Kingmetal has a factory to manufacture seamless stainless steel pipe from DN6 to DN600 and distribute seamless steel pipe and fitting from top brand manufacturers such as Baosteel, Hengsteel, Tiansteel and Pansteel etc. All of products are strictly compliance with standard, 100% inspection passed including visual, dimension and PMI test before shipment. Both our sales and logistic teams are over 10 years of experiences and training frequently. After- sales service with high efficiency, if any products are short quantity/weight or damaged caused by manufacturing, design or transportation can be compensated. Why choose us? One-Stop Solution We have thousands of total production experience, from raw materials to finished products. Competitive Price Large scale purchase, standardized production process and efficient management make our price competitive. Quick Shipping Years of export experience enable us to control the transportation time more accurately. Quality Control The standardized production process, comprehensive management system, professional testing equipment Special material customization We support the customization of various complex materials OEM/ODM We support any form of OEM/ODM customization requirements.