High tensile strength ASTM A182 F5 F11 F12 F91 WN flanges Blind flanges SO flanges
These are also added with limited amounts of elements like sulphur, silicon, manganese and phosphorous that helps in increasing ¨C Hardness, Strength, Chemical resistance, and more.
B16.5 The high-pressure stainless steel sheet that is in contact with the flange sealing surface has a narrow width (line contact), and the stainless steel flange sealing surface is processed with a high finish sheet. Qualified standard features Dingxiang welding flange is mainly in appearance, smooth surface, anti-corrosion, texture. F22 is a material grade in ASTM A182. It belongs to pearlitic heat-strength steel. It has good cold strain plasticity and machinability, and weldability is acceptable.