SABS 1123 南非法兰标准尺寸2.pdf

D STAINLESS STEEL FLANGES BS 4504 Flanges Tyoe NH2 Type NN3 NP Nominal Pressure 6 10 16.25 40 Nominal pressure 6 bar(1 bar 105 N/m2) Description Nom. Pipe Flange Raised face Drilling Neck Boss Size 0.D Bolting Spigot d D h d f No.d k d h dg d b h 10 17.2 75 12 12 20 28 35 2 M10 4 11 50 26 6 4 25 15 21.3 80 12 12 20 30 40 2 M10 4 11 55 30 6 4 30 20 26.9 90 14 14 24 32 50 2 M10 4 11 65 38 6 4 40 25 33.7 100 14 14 24 35 60 2 M10 11 75 42 6 4 50 32 42.4 120 14 16 26 35 70 2 M12 4 14 90 55 6 6 60 40 48.3 130 14 16 26 38 80 3 M12 4 14 100 62 7 6 70 50 60.3 140 14 16 28 38 90 3 M12 4 14 110 74 8 6 80 65 76.1 160 14 16 32 38 110 3 M12 4 14 130 88 9 6 55 100 80 88.9 190 16 18 34 42 128 3 M16 4 18 150 102 10 8 70 110 100 114.3 210 16 18 40 45 148 3 M16 4 18 170 130 10 8 90 130 125 139.7 240 18 20 44 48 178 3 M16 8 18 200 155 10 8 115 160 150 168.3 265 18 20 44 48 202 3 M16 8 18 225 184 12 10 140 185 200 219.1 320 20 22 44 55 258 3 M16 8 18 280 236 15 10 190 250 273.0 375 22 24 44 60 312 3 M16 12 18 335 290 15 12 237 300 323.9 440 22 24 44 62 365 4 M20 12 22 395 342 15 12 285 350 355.6 490 22 26 62 415 4 M20 12 22 445 385 15 12 332 400 406.4 540 22 28 、 65 465 4 M20 16 22 495 438 15 12 380 450 457.2 595 24 30 65 520 4 M20 16 22 550 492 15 12 428 500 508.0 645 24 30 68 570 4 M20 20 22 600 538 15 12 475 600 609.6 755 24 32 70 670 5 M24 20 26 705 640 16 12 NDE BS 4504 Flanges cont'd... Nominal pressure 10 bar (1 bar =105 N/m2) Note:For nominal sizes 10 to 175 use Table 16 Description...