Description
| Stainless Steel: | Seals Ring | Api: | Gasket |
|---|---|---|---|
| Wellhead: | Ring Joint Gasket |
Ring type joint gasket (RTJ Gasket) is a high integrity sealing gasket, high temperature and high pressure gasket for applications in petroleum industry, oilfield drilling, pressure vessels joints, pipes and valves etc
ring joint gaskets (RTJ Gasket) according to API 6A and ASME B16.20 for numerous industrial applications based on the customer required specifications with corrosive protection using electroplated zinc or alternate material coating of up to 0.0003” thickness.
As a result of metal to metal sealing media they are made to be free of indentations, tool marks etc and have a surface finish of maximum,
- R, RX – 63 microinches Ra (1.6 micrometer Ra).
Common Materials Material Brinell Hardness Temperature Limitations Identification Soft Iron 90 -60 to +400 °C D Low carbon steel 120 -40 to +500°C S 4%-6% Cr ½% Mo:F5 130 -125 to +500°C F5 Stainless steel 304/304L 160 -250 to +650°C S304 or 304L Stainless steel 316/316L 160 -196 to +800°C S316 or 316L Stainless steel 321 160 -250 to +870°C S321 Stainless steel 347 160 -250 to +870°C S347 Stainless steel 410 170 -20 to +500°C S410 Inconel 625 – 1000°C 625 Incoloy 825 – 1000°C 825 Hastelloy C-276 – 1000°C C-276 Duplex – 800°C S31803 Titanium – 540°C TI
