| Sizes | 1/2 Nb, 24 Nb |
|---|---|
| Gasket Standards | Asme B16.20 Gaskets, Asme B16.21 Gaskets |
| Outside Diameter | Nps 1⁄2 Through Nps 8 Is ±0.8 Mm; For Nps 10 Through Nps 24, +1.5 Mm, −0.8 Mm. |
| Inside Diameter | Nps 1⁄2 Through Nps 8 Is ±0.4 Mm; For Nps 10 Through Nps 24, ±0.8 Mm. |
Ring Joint Gaskets | ASTM B16.20 Soft Iron, SS 304, SS 316, Duplex, Inconel Grades, Standard Industrial Material Supplier
Sandco Metal Industries is a leading ring joint gasket manufacturer known for delivering precision-engineered sealing solutions for demanding industrial applications. These gaskets are commonly applied in high-pressure and high-temperature settings where leakage-free operation is important, particularly in the oil and gas, petrochemical and refinery industries. Ring joint gaskets are designed according to the ASME B16.20 standards and come in the standard profiles, including R, RX, and BX, which makes them compatible with other types of flanges and pressure classes. The manufacturing process is confined to tight dimensional accuracy and surface finish to create an ideal metal-to-metal seal. The material grades that are commonly used comprise soft iron, SS 304, SS 316, SS 321, duplex steel, and high-performance alloys such as Inconel and Monel, and buyers can choose the appropriate grade of material depending on the pressure, temperature, and media conditions.
Besides the metallic sealing solutions, industries also use non-metallic sealing solutions in which flexibility and compatibility with chemicals are required. A trusted PTFE sheet gasket supplier provides high-quality materials such as virgin PTFE, glass-filled PTFE, carbon-filled PTFE, and expanded PTFE, suitable for handling aggressive chemicals and varying operating conditions. The emergence of digital procurement and B2B marketing solutions has made the process of sourcing the appropriate gasket materials easier to conduct, as buyers are able to relate directly with established suppliers that provide certified grades and uniform quality. The right choice of gasket type and grade is not only a matter of operational safety but also a factor in prolonging the life of equipment and reducing the downtime of the maintenance in the most important industrial systems.
Ring Joint Gaskets Weight Chart (R Type – Oval)
| Ring No. | NPS (Inch) | Approx Weight (kg) |
|---|---|---|
| R11 | 1/2" | 0.02 |
| R12 | 3/4" | 0.03 |
| R13 | 1" | 0.04 |
| R14 | 1-1/4" | 0.05 |
| R15 | 1-1/2" | 0.06 |
| R16 | 2" | 0.08 |
| R17 | 2-1/2" | 0.12 |
| R18 | 3" | 0.15 |
| R19 | 3-1/2" | 0.18 |
| R20 | 4" | 0.22 |
| R21 | 5" | 0.30 |
| R22 | 6" | 0.40 |
| R23 | 8" | 0.65 |
| R24 | 10" | 0.95 |
| R25 | 12" | 1.30 |
| R26 | 14" | 1.80 |
| R27 | 16" | 2.40 |
| R28 | 18" | 3.10 |
| R29 | 20" | 3.90 |
| R30 | 24" | 5.50 |
Type of Sub-products
Frequently Asked Questions
What materials are ring joint gaskets made from?
Can ring joint gaskets be reused?
Countries We Export
India
Cities We Supply
Gandhinagar
Rajahmundry
Panipat
Mumbai
Rudrapur
Hosdurg
Durgapur
Nashik
Rajkot
Angul
Lucknow
Pune
Moradabad
Bharuch
Industries We Serve
Oil And Gas Industries

Gasket Industry
Sugar
Automobile Industry
Defense Industry
Construction & Fabrications
Paper Mill
Bridge And Building
Aerospace Industries
Railways
Pharmaceuticals Industry
Power Plant
Electrical Industry
Ring Man Units
