Forged Steel Flanges 1. Size:1/2"to 36" 2. Material:Carbon Steel and Stainless Steel 1. Product InformationSize: 1/2" to 36"Pressure Class: 150#, 300#, 600#, 1500#, 2500#Wall Thickness: SCH10, SCH20, SCH30, STD, SCH40, SCH60, XS, SCH80, etc.Certification: BE Certificate.Type: WN, SO, BLIND, PL, LJ, SW, THREAD.Connecting Face: RF, FF, RTJ, MFM, TG.Application: Suitable for conveyance of gas, ...