SPIRAL WOUND GASKET STYLE CG & CGI FOR ASME/ANSI B16.50/BS1560 FLANGES
| SIZE | DN | INNER RING ID | ELEMENT ID | ELEMENT OD | OUTER RING OD | ||||||||||||||||
| CLASS | CLASS | CLASS | CLASS | ||||||||||||||||||
| 150 300 | 400 600 | 900 | 1500 | 2500 | 150 300 | 400 600 | 900 | 1500 | 2500 | 150 600 |
900 2500 |
150 | 300 | 400 | 600 | 900 | 1500 | 2500 | |||
| 1/2” | 15 | 14.2 | 14.2 | - | 14.2 | 14.2 | 19.1 | 19.1 | - | 19.1 | 19.1 | 31.8 | 31.8 | 47.8 | 54.1 | - | 54.1 | - | 63.5 | 69.9 | |
| 3/4” | 20 | 20.6 | 20.6 | - | 20.6 | 20.6 | 25.4 | 25.4 | - | 25.4 | 25.4 | 39.6 | 39.6 | 57.2 | 66.8 | - | 66.8 | - | 69.9 | 76.2 | |
| 1” | 25 | 26.9 | 26.9 | - | 26.9 | 26.9 | 31.8 | 31.8 | - | 31.8 | 31.8 | 47.8 | 47.8 | 66.8 | 73.2 | - | 73.2 | - | 79.5 | 85.9 | |
| 11/4” | 32 | 38.1 | 38.1 | - | 33.3 | 33.3 | 47.8 | 47.8 | - | 39.6 | 39.6 | 60.5 | 60.5 | 76.2 | 82.6 | - | 82.6 | - | 88.9 | 104.9 | |
| 11/2” | 40 | 44.5 | 44.5 | - | 41.4 | 41.4 | 54.1 | 54.1 | - | 47.8 | 47.8 | 69.9 | 69.9 | 85.9 | 95.3 | - | 95.3 | - | 98.6 | 117.6 | |
| 2” | 50 | 55.6 | 55.6 | - | 52.3 | 52.3 | 69.9 | 69.9 | - | 58.7 | 58.7 | 85.9 | 85.9 | 104.9 | 111.3 | - | 111.3 | - | 143.0 | 146.1 | |
| 21/2” | 65 | 66.5 | 66.5 | - | 63.5 | 63.5 | 82.6 | 82.6 | - | 69.9 | 69.9 | 98.6 | 98.6 | 124.0 | 130.3 | - | 130.3 | - | 165.1 | 168.4 | |
| 3” | 80 | 81.0 | 81.0 | 78.7 | 78.7 | 78.7 | 101.6 | 101.6 | 95.3 | 92.2 | 92.2 | 120.7 | 120.7 | 136.7 | 149.4 | - | 149.4 | 168.4 | 174.8 | 196.9 | |
| 4” | 100 | 106.4 | 102.6 | 102.6 | 97.8 | 97.8 | 127.0 | 120.7 | 120.7 | 117.6 | 117.6 | 149.4 | 149.4 | 174.8 | 181.1 | 177.8 | 193.8 | 206.5 | 209.6 | 235.0 | |
| 5” | 125 | 131.8 | 128.3 | 128.3 | 124.5 | 124.5 | 155.7 | 147.6 | 147.6 | 143.0 | 143.0 | 177.8 | 177.8 | 196.9 | 215.9 | 212.9 | 241.3 | 247.7 | 254.0 | 279.4 | |
| 6” | 150 | 157.2 | 154.9 | 154.9 | 147.3 | 147.3 | 182.6 | 174.8 | 174.8 | 171.5 | 171.5 | 209.6 | 209.6 | 222.3 | 251.0 | 247.7 | 266.7 | 289.1 | 282.7 | 317.5 | |
| 8” | 200 | 215.9 | 205.7 | 196.9 | 196.9 | 196.9 | 233.4 | 225.6 | 222.3 | 215.9 | 215.9 | 263.7 | 257.3 | 279.4 | 308.1 | 304.8 | 320.8 | 358.9 | 352.6 | 387.4 | |
| 10” | 250 | 268.2 | 255.3 | 246.1 | 246.1 | 246.1 | 287.3 | 274.6 | 276.4 | 266.7 | 270.0 | 317.5 | 311.2 | 339.9 | 362.0 | 358.9 | 400.1 | 435.1 | 435.1 | 476.3 | |
| 12” | 300 | 317.5 | 307.3 | 292.1 | 292.1 | 292.1 | 339.9 | 327.2 | 323.9 | 323.9 | 317.5 | 374.7 | 368.3 | 409.7 | 422.4 | 419.1 | 457.2 | 498.6 | 520.7 | 549.4 | |
| 14” | 350 | 349.3 | 342.9 | 320.8 | 320.8 | - | 371.6 | 362.0 | 355.6 | 362.0 | - | 406.4 | 400.1 | 450.9 | 485.9 | 482.6 | 492.3 | 520.7 | 577.9 | - | |
| 16” | 400 | 400.1 | 389.9 | 374.7 | 368.3 | - | 422.4 | 412.8 | 412.8 | 406.4 | - | 463.6 | 457.2 | 514.4 | 539.8 | 536.7 | 565.2 | 574.8 | 641.4 | - | |
| 18” | 450 | 449.3 | 438.2 | 425.5 | 425.5 | - | 474.7 | 469.9 | 463.6 | 463.6 | - | 527.1 | 520.7 | 549.4 | 596.9 | 593.9 | 612.9 | 638.3 | 704.9 | - | |
| 20” | 500 | 500.1 | 489 | 482.6 | 476.3 | - | 525.5 | 520.7 | 520.7 | 514.4 | - | 577.9 | 571.5 | 606.6 | 654.1 | 647.7 | 682.8 | 698.5 | 755.7 | - | |
| 24” | 600 | 603.3 | 590.6 | 590.6 | 577.9 | - | 628.7 | 628.7 | 628.7 | 616.0 | - | 685.8 | 679.5 | 717.6 | 774.7 | 768.4 | 790.7 | 838.2 | 901.7 | - | |
