Spiraltherm Graphite 9584

Spiraltherm Graphite S 9584 is a flange seal made from a V-shaped profiled stainless steel tape with spiral-wound graphite middle layer (purity >98 %). The ends of the stainless steel tape are spot-welded.

Spiraltherm Graphite 9584

Product Description

Features:
  • Made from a V-shaped profiled stainless steel tape
  • Spiral-wound graphite middle layer (purity >98 %)
  • Ends of the stainless steel tape are spot-welded
Benefits:
  • Universal industrial grade
  • Easy to handle
 

Technical Specifications

Operating range:

Pressure: p = 400 bar Temperature

  • Continuous operation: 
    t = -200 °C … +550 °C
  • Inert environment:Contact us to discuss higher temperatures

Recommended surface roughness:
RZ = 12.5 ... 50 μm
Chemical resistance: pH = 0 … 14 

Sealing parameters
AD Directive B7 
 

  • k0 x KD = 65 x bd
  • k1 = 1,4 x bd

ASME Code

  • Gasket factor: m = 2.5
  • Minimum surface pressure: 
    y = 10,000 psi, y = 70 MPa
Materials:
  • Filler material: 98% pure graphite
  • Metal spiral: 1.4541 (321) or 1.4571 (316 Ti)
  • 9584/...R variants: Sulfur content <100 ppm, soluble sulfates <100 ppm

Other materials upon request

Standards and approvals:
  • TA Luft (9584/GIA only)
  • BAM (on request)
  • Fire-safe API 607 (9584/GIA only)
Recommended applications:

Industries

  • Chemical industry
  • Petrochemical industry
  • Power stations
  • Flange connections
  • Pipe connections
  • Valves
  • Heat exchangers
  • Covers and hatches
  • Reactor vessels
  • Process vessels
  • Maintenance seals
Variants:

9584/... (98 % pure graphite filler)
9594/... (99,85 % pure graphite filler)
9594/...R (graphite filler with low sulfur < 200 ppm and water soluble sulfate < 100 ppm cont)
9584/...TZ (with additional PTFE-sealing zone, T < 280 °C)
9594/...TZ (with additional PTFE-sealing zone, T < 280 °C)
9595/... (pure PTFE filler, T < 280 °C)
9596/... (mica filler, T < 900 °C)

Notes:

Spiraltherm Graphite 9584 gaskets filled with high quality graphite are Fire Safe.

Forms of supply:

Rings:
for tongue-and-groove flanges - 9584/NF (standard), 9584/NFR (sulfur content <100 ppm)
for tongue-and-groove flanges, with compression curve - 9584/NFS (standard), 9584/NFSR (sulfur content <100 ppm)
for projection and recess flanges - 9584/VR (standard), 9584/VRR (sulfur content <100 ppm)
for projection and recess flanges, with inner ring - 9584/VRI (standard), 9584/VRIR (sulfur content <100 ppm)
for raised-face flanges, with outer ring - 9584/GA (standard), 9584/GAR (sulfur content <100 ppm)
for raised-face flanges, with inner and outer ring - 9584/GIA (standard), 9584/GIAR (sulfur content <100 ppm)
Manhole Gasket:
9584/MH (standard), 9584/MHR (sulfur content <100 ppm)