ASTM A860 WPHY60 Elbow Manufacturer: 24 Inch, DN600, ANSI B16.9, SCH 40, 17.5 MM, Long Radius 90 Degree, Anti-rust Black Coating. Buy high-quality WPHY60 elbows with a long radius and 90-degree bend from a trusted manufacturer. Available in 24-inch size, DN600, conforming to ANSI B16.9 standards and SCH 40 thickness. The elbows feature a durable anti-rust black coating for added protection.