Material & construction
Serrated metal core with soft facing layers concentrates sealing load while controlling compression.

Seal flanged oil/gas joints; insulation kits also electrically isolate bolted joints.
| Nominal size | NPS 1/2-12 (DN 15-300) |
|---|---|
| Flange match | NPS, pressure class, facing and gasket dimensions |
| Material / build | Serrated metal core with graphite or PTFE facing |
| Dimensions | OD / ID / thickness in in (mm), to published size schedule |
Industry reference selections; ordered specification requires supplier confirmation.
View catalogue page 90 ↗Serrated metal core with soft facing layers concentrates sealing load while controlling compression.
Select ring cross-section, facing material, guide ring or insulating sleeves/washers.
RFQ: flange standard, NPS, class, facing and gasket style; specify temperature, pressure, medium and required material. Match the actual flange seating geometry.
ASME B16.20 where applicable; B16.5 flange fit; insulation performance by agreed test. Asbestos-free.
Separated cartons on pallets; protect threads and seal faces. Consolidate compatible sizes by purchase schedule.
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