Quotes (0) All Categories > Carbon Steel Hydraulic Flanges > Carbon Steel SAE 4-Bolt Flanges > CD61 Schedule 40/80/160 Butt Weld 4-Bolt Flanges > Advanced Search Advanced Search in CD61 Schedule 40/80/160 Butt Weld 4-Bolt Flanges Unit of Measure Imperial Metric Both Specifications Type Flat Face O-Ring Pipe Schedule 160 Schedule 40 Schedule 80 Pipe Size (in) No Preference 0.50 0.75 1.00 1.25 1.50 2.00 2.50 3.00 Pad Size (in) No Preference 0.50 0.75 1.00 1.25 1.50 2.00 2.50 3.00 Clear Cancel Advanced Search