Gasket standard number | Corresponding flange standard | |
EN1514-1 (DIN2690/2691/2692) | EN1092 | EC standards |
HG/T 20606 | HG/T 20592 | Standard of Ministry of chemical industry of China (PN Series) |
ASME B16.21 | ANSI B16.5 | American Standard |
HG/T 20627 | HG/T 20615 | Standard of Ministry of chemical industry of China (Class Series) |
JIS B2404 | JIS B2220 JIS B2238 JIS B2239 JIS B2241 | Japanese standard |
SIZE | Standard | DIN | ||||||||
D1 | D2 | T | T | |||||||
DN15 | 1/2" | 22 | 46 | 3 | 3 | |||||
DN20 | 3/4" | 27 | 51 | 3 | 3 | |||||
DN25 | 1" | 34 | 61 | 3 | 3 | |||||
DN32 | 1-1/4" | 43 | 71 | 3 | 3 | |||||
DN40 | 1-1/2" | 49 | 82 | 3 | 3 | |||||
DN50 | 2" | 61 | 92 | 3 | 3 | |||||
DN65 | 2-1/2" | 77 | 107 | 3 | 3 | |||||
DN80 | 3" | 89 | 127 | 3 | 3 | |||||
DN100 | 4" | 115 | 142 | 3 | 3 | |||||
DN125 | 5" | 141 | 162 | 3 | 3 | |||||
DN150 | 6" | 169 | 192 | 3 | 3 | |||||
DN200 | 8" | 220 | 218 | 3 | 3 | |||||
DN250 | 10" | 273 | 273 | 3 | 3 | |||||
DN300 | 12" | 324 | 328 | 3 | 3 | |||||
DN350 | 14" | 377 | 378 | 3 | 5 | |||||
DN400 | 16" | 426 | 438 | 3 | 5 | |||||
DN450 | 18" | 480 | 489 | 3 | 5 | |||||
DN500 | 20" | 530 | 539 | 3 | 5 |
SIZE | Standard | ANSI | ||||
D1 | D2 | T | ||||
DN15 | 1/2" | 22 | 46.5 | 3 | ||
DN20 | 3/4" | 27 | 56 | 3 | ||
DN25 | 1" | 34 | 65.5 | 3 | ||
DN32 | 1-1/4" | 43 | 75 | 3 | ||
DN40 | 1-1/2" | 49 | 84.5 | 3 | ||
DN50 | 2" | 61 | 104.5 | 3 | ||
DN65 | 2-1/2" | 77 | 123.5 | 3 | ||
DN80 | 3" | 89 | 136.5 | 3 | ||
DN100 | 4" | 115 | 174.5 | 3 | ||
DN125 | 5" | 140 | 196 | 3 | ||
DN150 | 6" | 169 | 221.5 | 3 | ||
DN200 | 8" | 220 | 278.5 | 3 | ||
DN250 | 10" | 273 | 338 | 3 | ||
DN300 | 12" | 324 | 408 | 3 | ||
DN350 | 14" | 356 | 449.5 | 3 | ||
DN400 | 16" | 407 | 513 | 3 | ||
DN450 | 18" | 458 | 548 | 3 | ||
DN500 | 20" | 508 | 605 | 3 |
SIZE | Standard | JIS | ||||
D1 | D2 | T | ||||
DN15 | 1/2" | 22 | 45 | 3 | ||
DN20 | 3/4" | 27.7 | 58 | 3 | ||
DN25 | 1" | 34.5 | 68 | 3 | ||
DN32 | 1-1/4" | 43.2 | 78 | 3 | ||
DN40 | 1-1/2" | 49.1 | 88 | 3 | ||
DN50 | 2" | 61.1 | 102 | 3 | ||
DN65 | 2-1/2" | 77 | 122 | 3 | ||
DN80 | 3" | 90 | 138 | 3 | ||
DN100 | 4" | 115.4 | 158 | 3 | ||
DN125 | 5" | 141.2 | 188 | 3 | ||
DN150 | 6" | 166.6 | 212 | 3 | ||
DN200 | 8" | 218 | 273 | 3 | ||
DN250 | 10" | 269.5 | 328 | 3 | ||
DN300 | 12" | 321 | 383 | 3 | ||
DN350 | 14" | 358.1 | 425 | 3 | ||
DN400 | 16" | 409 | 481 | 3 | ||
DN500 | 20" | 530 | 3 |