Style R Ring Type Joints are widely used in valves, piping systems, and pressure vessels. Manufactured to ASME B16.20 or API 6A, they are available in oval and octagonal profiles for use with modern octagonal groove flanges.
Ring # |
Item Name |
Pipe Size & Pressure Class |
|---|---|---|
| R36.316 | N/A R36 Oval 316 Stainless | N/A 3" @ 1500 ANSI 4" @ 150 ANSI |
| R36.OCT | N/A R36 Octagonal Soft Iron | N/A 3" @ 1500 ANSI 4" @ 150 ANSI |
| R36.316.OCT | N/A R36 Octagonal 316 Stainless | N/A 3" @ 1500 ANSI 4" @ 150 ANSI |
| R37.SI | N/A R37 Oval Soft Iron | N/A 3 1/2" @ 5000 psi 4" @ 2000 psi 4" @ 300/600 ANSI 4" @ 3000 psi 4" @ 900 ANSI |
| R37.316 | N/A R37 Oval 316 Stainless | N/A 3 1/2" @ 5000 psi 4" @ 2000 psi 4" @ 300/600 ANSI 4" @ 3000 psi 4" @ 900 ANSI |
| R37.OCT | N/A R37 Octagonal Soft Iron | N/A 3 1/2" @ 5000 psi 4" @ 2000 psi 4" @ 300/600 ANSI 4" @ 3000 psi 4" @ 900 ANSI |
| R37.316.OCT | N/A R37 Octagonal 316 Stainless | N/A 3 1/2" @ 5000 psi 4" @ 2000 psi 4" @ 300/600 ANSI 4" @ 3000 psi 4" @ 900 ANSI |
| R38.SI | N/A R38 Oval Soft Iron | N/A 4" @ 2500 ANSI 4" @ 5000 psi |
| R38.316 | N/A R38 Oval 316 Stainless | N/A 4" @ 2500 ANSI 4" @ 5000 psi |
| R38.OCT | N/A R38 Octagonal Soft Iron | N/A 4" @ 2500 ANSI 4" @ 5000 psi |
| R38.316.OCT | N/A R38 Octagonal 316 Stainless | N/A 4" @ 2500 ANSI 4" @ 5000 psi |
| R39.SI | N/A R39 Oval Soft Iron | N/A 4" @ 5000 psi |
| R39.316 | N/A R39 Oval 316 Stainless | N/A 4" @ 5000 psi |
| R39.OCT | N/A R39 Octagonal Soft Iron | N/A 4" @ 5000 psi |
| R39.316.OCT | N/A R39 Octagonal 316 Stainless | N/A 4" @ 5000 psi |
| R40.SI | N/A R40 Oval Soft Iron | N/A 4" @ 1500 ANSI 5" @ 150 ANSI |
| R40.316 | N/A R40 Oval 316 Stainless | N/A 4" @ 1500 ANSI 5" @ 150 ANSI |
| R40.OCT | N/A R40 Octagonal Soft Iron | N/A 4" @ 1500 ANSI 5" @ 150 ANSI |
| R40.316.OCT | N/A R40 Octagonal 316 Stainless | N/A 4" @ 1500 ANSI 5" @ 150 ANSI |
| R41.SI | N/A R41 Oval Soft Iron | N/A 5" @ 2000 psi 5" @ 300/600 ANSI 5" @ 3000 psi 5" @ 900 ANSI |
| R41.316 | N/A R41 Oval 316 Stainless | N/A 5" @ 2000 psi 5" @ 300/600 ANSI 5" @ 3000 psi 5" @ 900 ANSI |
| R41.OCT | N/A R41 Octagonal Soft Iron | N/A 5" @ 2000 psi 5" @ 300/600 ANSI 5" @ 3000 psi 5" @ 900 ANSI |
| R41.316.OCT | N/A R41 Octagonal 316 Stainless | N/A 5" @ 2000 psi 5" @ 300/600 ANSI 5" @ 3000 psi 5" @ 900 ANSI |
| R42.SI | N/A R42 Oval Soft Iron | N/A 5" @ 2500 ANSI |
| R42.316 | N/A R42 Oval 316 Stainless | N/A 5" @ 2500 ANSI |
