SPIRAL WOUND GASKETS
COLOR CODING AND ABBREVIATIONS FOR GASKET MATERIALS
| MATERIAL | ABBREVIATION | COLOR CODE | 
| METALLIC WINDING MATERIALS | ||
| Carbon steel | CRS | Silver | 
| 304 SS | 304 | Yellow | 
| 304 L SS | 304 L | No color | 
| 309 SS | 309 | No color | 
| 316 L SS | 316 L | Green | 
| 347 SS | 347 | Blue | 
| 321 SS | 321 | Turquoise | 
| Monel 400 | MON | Orange | 
| Nickel 200 | NI | Red | 
| Titanium | TI | Purple | 
| Hastelloy B | HAST B | Brown | 
| Hastelloy C | HAST C | Beige | 
| MATERIAL | ABBREVIATION | COLOR CODE | 
| METALLIC WINDING MATERIALS | ||
| Inconel 600 | INC 600 | Gold | 
| Inconel 625 | INC 625 | Gold | 
| Incoloy 800 | IN 800 | White | 
| Incoloy 825 | IN 825 | White | 
| MATERIAL | ABBREVIATION | COLOR CODE | 
| NONMETALLIC FILLER MATERIALS | ||
| Poly tetra fluoro ethylene | PTFE | White stripe | 
| Mica-graphite | Manufacturer’s designation | Pink stripe | 
| Flexible graphite | F.G. | Gray stripe | 
| Ceramic | CER | Light green stripe |