| Types | Flat gaskets, Spiral wound gaskets, Ring type joints, Seal rings |
| Norms | ASME B16.5, MSS-SP 44, BS 3293, ASME B16.21 (flat gaskets) ASME B16.20 (spiral wound gaskets & ring-joint gaskets) API 6A, NORSOK L-005, API17D |
| Sizes | From 1/2 » to 60 » |
| Classes | From 150# to 20 000# |
| Ring types | R, RX, BX, SBX, IX. |
| Materials | Fiber or rubber flat gaskets (Klingerit equivalent) Carbon steel : Soft iron, Low carbon steel Alloy steel : Chromium-Molybdenum steel Stainless steel : Stainless steel type 410/304/316/321/347 |
