The ASTM B564 UNS N06625 Weld Neck Flange, manufactured to ASME B16.5 standards, is made from Inconel 625, offering exceptional strength and resistance to corrosion, heat, and oxidation. With a 4-inch size (DN100), Class 900 LB pressure rating, and PN150, it features a wall thickness of 6.02 mm for enhanced durability. The flange is equipped with a Ring-Type Joint (RTJ) sealing face.