ASME B16.20 ASA300 Spiral Wound Gaskets
Carbon Steel Outer, SS316/Graphite sealing element, SS316 Inner
1/2″nb to 24″nb in ASA300 ANSI B16.20 flange sizes.
Please select which parts you require from the product table below.
Description
These items comply with ASME B16.20 Class ASA300 to suit ASME B16.5 flange dimensions.
They include both inner and outer solid metal reinforcement rings and a graphite/SS316 winding ‘element’ to provide the sealing function.
Product Description
These gaskets have a Carbon steel Outer ring, 316/Graphite winding and a Stainless steel (316) Inner (our category for these is COGSI).
The items on this page are all to ANSI B16.20 Class ASA300
The materials used ensure suitability at the pressures required with the support rings acting as compressive stops to ensure over-tightening is not an issue. The gaskets are suitable for both flat flanges and raised face flanges and have added resistance to blow out with the internal ring.
Usage
Typically used in high pressure pipeline applications.
Availability
Parts are normally available from warehouse stock on a 2- 3 day service. Next day service may be available and as with regular deliveries, quantity discounts, or a request for a credit account etc – please call our sales office for details.
Buy online
Please select the Nominal Bore required below and enter the quantity of each part (by ticking the box it will be added to your cart).
| SKU | Price | Buy |
|---|---|---|
| 1/2" COGSI ANSI B16.20 ASA300 | £1.13 | |
| 3/4" COGSI ANSI B16.20 ASA300 | £1.15 | |
| 1" COGSI ANSI B16.20 ASA300 | £1.25 | |
| 1.1/4" COGSI ANSI B16.20 ASA300 | £1.91 | |
| 1.1/2" COGSI ANSI B16.20 ASA300 | £1.94 | |
| 2" COGSI ANSI B16.20 ASA300 | £2.06 | |
| 2.1/2" COGSI ANSI B16.20 ASA300 | £2.65 | |
| 3" COGSI ANSI B16.20 ASA300 | £3.03 | |
| 4" COGSI ANSI B16.20 ASA300 | £3.88 | |
| 5" COGSI ANSI B16.20 ASA300 | £6.57 | |
| 6" COGSI ANSI B16.20 ASA300 | £6.62 | |
| 8" COGSI ANSI B16.20 ASA300 | £7.69 | |
| 10" COGSI ANSI B16.20 ASA300 | £10.64 | |
| 12" COGSI ANSI B16.20 ASA300 | £14.11 | |
| 14" COGSI ANSI B16.20 ASA300 | £16.08 | |
| 16" COGSI ANSI B16.20 ASA300 | £18.15 | |
| 18" COGSI ANSI B16.20 ASA300 | £24.55 | |
| 20" COGSI ANSI B16.20 ASA300 | £26.95 | |
| 24" COGSI ANSI B16.20 ASA300 | £30.62 |