Kingpai Machine Manufacturing Company supplies flange from DN15 to DN6000 mm with 150lbs to 3000 lbs. The material can be stainless steel flange ( 304,304,321,316,316L), carbon steel flange(A105,A216, WCB) and alloy flange by casting and forging craftwork according to ANSI/ ASME ,UNI,API, MSS, AWWA,DIN, JIS, BS and GB for the world market. We can also make nonstandard flange( OEM )according to customer's drawing. The flange type normally is (PL)Plate-type Flat Welding Flange,(SO) Slip-on Neck Flange,(WN) Weld Neck Flange,(SW) Socket Welding Flange,(TH) Threaded Flange,(PJ/PR) Flat Welding Ring Loose Flange,(PJ/SE) Butt Welding Ring Loose Flange, Large-diameter Flange, Marine Flange, (BL)Blind Flange, Fission Flange. Please visit our site www.kingpaimachine.com.  Thank you!