8 inch ASME B16.20 Spiral Wound Gasket Dimensions
8 inch (DN 200) to ASME B16.20: Class 150 233.4 mm; Class 300 233.4 mm; Class 600 225.6 mm; Class 900 222.3 mm; Class 1500 215.9 mm.
Key to dimensions
8 inch ASME B16.20 Spiral Wound Gasket Dimensions — all dimensions
Sealing element inside diameter (mm)
| Dimension | Value | Equivalent |
|---|---|---|
| DN | 200 | |
| Class 150 | 233.4 mm | 9.19 in |
| Class 300 | 233.4 mm | 9.19 in |
| Class 600 | 225.6 mm | 8.88 in |
| Class 900 | 222.3 mm | 8.75 in |
| Class 1500 | 215.9 mm | 8.50 in |
| Class 2500 | 215.9 mm | 8.50 in |
Sealing element outside diameter (mm)
| Dimension | Value | Equivalent |
|---|---|---|
| DN | 200 | |
| Class 150–600 | 263.7 mm | 10.38 in |
| Class 900–2500 | 257.3 mm | 10.13 in |
Centering ring outside diameter (mm)
| Dimension | Value | Equivalent |
|---|---|---|
| DN | 200 | |
| Class 150 | 279.4 mm | 11.00 in |
| Class 300 | 308.1 mm | 12.13 in |
| Class 600 | 320.8 mm | 12.63 in |
| Class 900 | 358.9 mm | 14.13 in |
| Class 1500 | 352.6 mm | 13.88 in |
| Class 2500 | 387.4 mm | 15.25 in |
Values are nominal, from ASME B16.20 Spiral Wound Gasket Dimensions. Verify critical dimensions against the current edition of the standard before design, purchase or fabrication.
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FAQ
8 inch ASME B16.20 Spiral Wound Gasket Dimensions: common questions
What are the 8 inch ASME B16.20 Spiral Wound Gasket Dimensions?
8 inch (DN 200) to ASME B16.20: Class 150 233.4 mm; Class 300 233.4 mm; Class 600 225.6 mm; Class 900 222.3 mm; Class 1500 215.9 mm.
Does Teshi Group manufacture 8 inch gaskets?
Yes. Teshi Group is an OEM manufacturer in India of gaskets to ASME B16.20, in carbon, alloy, stainless, duplex, super duplex, nickel alloys, titanium and Cu-Ni, with EN 10204 3.1 certificates.
Can I download the 8 inch dimensions as a PDF?
Yes. Use “Download PDF for this size” on this page to get a single-size, print-ready PDF with the drawing and every tabulated dimension, or download the full ASME B16.20 Spiral Wound Gasket Dimensions chart.
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