requirements with a reliable and safe product. applications ● for difficult and mechanically highly stressed sealed joints (in tongue-and-groove and flanges with special dimensions, process equipment, heat exchangers, etc.); also suitable for all common pipework and vessel flange designs ● for one-piece gasket...
approvals/test reports please see for details ● ta luft (vdi /vdi ) ● fire safe according to api ● blow-out resistance (tüv at times the nominal pressure) ● bam oxygen ● dvgw (din - ) assembly instructions our detailed assembly instructions are available on request. ↑ flange with sigraflex select gasket...
oxidation rate in air at °c (tga) %/h < < < oxidation inhibitor yes yes yes passive corrosion inhibitor (astm f - ) yes yes yes reinforcing steel sheet details tanged stainless steel sheet astm material number (l) (l) (l) thickness mm number of sheets residual stress (din ) d h, °c, n/mm n/mm ≥ ≥ ≥ gasket...
foil graphite foil graphite foil properties ● excellent oxidation resistance ● soft, highly adaptable ● good chemical resistance ● long-term stability of compressibility and recovery, even under fluctuating temperatures ● no measurable cold or warm flow characteristics up to the maximum permissible gasket...
requirements with a reliable and safe product. sigraflex apx hochdruck is specifically designed for high temperature flat gasket applications. application ● operating temperatures range from – °c (– °f) up to °c ( °f) depending on chemical resistance. life time might be limited at high temperatures....