ANSI B16.5 / ASME B16.5 - Pipe Flanges NPS 1/2 Through 24 Metric Standard

Flange Type Pressure Flange Size
Welding Neck Flange Class 150 1/2 " - 24"
Class 300 1/2 " - 24"
Class 600 1/2 " - 24"
Class 900 1/2 " - 24"
Class 1500 1/2 " - 24"
Class 2500 1/2 " - 12"
Blind Flange Class 150 1/2 " - 24"
Class 300 1/2 " - 24"
Class 600 1/2 " - 24"
Class 900 1/2 " - 24"
Class 1500 1/2 " - 24"
Class 2500 1/2 " - 12"
Slip-On Flange Class 150 1/2 " - 24"
Class 300 1/2 " - 24"
Class 600 1/2 " - 24"
Class 900 1/2 " - 24"
Threaded Flange Class 150 1/2 " - 24"
Class 300 1/2 " - 24"
Class 600 1/2 " - 24"
Class 900 1/2 " - 24"
Socket Welding Flange Class 150 1/2 " - 3"
Class 300 1/2 " - 3"
Class 600 1/2 " - 3"
Class 1500 1/2 " - 2 1/2"
Lap Joint Flange Class 150 1/2 " - 24"
Class 300 1/2 " - 24"
Class 600 1/2 " - 24"
Class 900 1/2 " - 24"
Class 1500 1/2 " - 24"
Class 2500 1/2 " - 12"