bx、rx metal gasket antileak of ring joint gasket includes: ga 01401 metal flat gasket ga 01402 metal oval gasket ga 01403 metal octagonal gasket ga 01404 bx、rx metal gasket rx gaskets are designed for pressures up to 15,000 psi. these gaskets are interchangeable with r-oval or r-octagonal rings used on api 6b flanges. rx types of gaskets are more costly than your standard oval or octagonal rings, therefore not as popular. rx type gaskets perform excellent in 6b flanged blowout preventer stacks, which requires the additional mass of the rx gasket to support the higher pressures with higher vibrations and heavier weights of these units. gaskets that have been torqued initiating a metal-to-metal seal should be discarded and not reused. material: mild iron, 304, 316, 316l ph: 0-14 pressure: 20mpa medium: acid or alkali, solvent, steam temperature -200～650℃ please log on our website for more details of ga 01404 bx、rx metal gasket and other products.