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Weld Neck | Socket Weld | Lapped | Hub Slip On | Plate Slip Ln | Blind Type: Slip-on Plate Flange(SOP), Slip-on Hubbed Flange(SOH), Blind Flange(BL) Manufacture Standard: JIS B2220. Material: ▶Stainless Steel: ASTM A/SA182 F304, F304L,F316, F316L, 316Ti, F317L, F321,F321H, F310H, F347H, N08904, F44 etc. (W1.4301, 1.4306, 1.4948, 1.4401, 1.4404, 1.4571, 1.4438, 1.4541, 1.4878, 1.4550, 1.4845, 1.4539, 1.4547 etc.). ▶Duplex&Super Duplex: ASTM A/SA182 F51, F53, F55, F59, F60(w1.4462, 1.4410, 1.4501, 1.4507 etc.) ▶Nickel Alloy: ASTM B564 N10276, N04400,N06600,N06601,N06625,N08800,N08020 (w2.4819,2.4360,2.4361,2.4816,2.4851,2.4856,1.4876,1.4958 ) etc. ▶Other Alloys: ASTM A105,A105N;  St37.2, C22.8; ASTM A182 F11, F12, F22, F5, F91; ASTM A350 LF2, LF3; ASTM A694 F42, F46, F48, F50, F52, F56,F60,F65,F70 etc. Rate: 5K to 16K Dimension: 3/8” to 60” (DN10 ~DN1500) JIS B 2220 5K JIS B 2220 10K JIS B 2220 16K JIS B 2220 20K JIS B 2220 30K

Germany standard flange DIN 2638 welding neck flanges; nominal pressure 160 Pipe Flange Neck Raised Face Drilling Approx. Weight (7.85 kg/dm3) kg Nominal Size d1 D b k h1 d3 s r1 h2 d4 f Number of Holes Bolt Diameter d2 ISO Series DIN Series 10 14 100 20 70 45 28 2 4 6 40 2 4 M12 (1/2″) 14 1.09 17.2 32 15 20 105 20 75 45 32 2 4 6 45 2 4 M12 (1/2″) 14 1.19 21.3 34 25 30 140 24 100 58 48 2.9 4 8 65 2 4 M16 (5/8″) 18 2.66 33.7 52 40 44.5 170 28 125 64 65 3.6 6 10 85 3 4 M20 (3/4″) 23 4.3 48.3 70 50 57 195 30 145 75 86 4 6 10 95 3 4 M24 (7/8″) 27 6.25 60.3 90 65 7.61 7.61 220 34 170 82 108 5 6 12 105 3 8 M24 (7/8″) 27 8.35 80 88.9 88.9 230 36 180 86 120 6.3 8 12 125 3 8 M24 (7/8″) 27 9.75 100 108 265 40 210 100 145 8 8 12 145 3 8 M27 (1″) 30 14.8 114.3 150 125 146 315 44 250 115 180 10 8 14 185 3 8 M30 (1 1/8″) 33 23 139.7 150 171 355 50 290 128 210 12.5 10 14 215 3 12 M30 (1 1/8″) 33 32.5 168.3 -175 191 390 54 320 138 245 14.2 10 16 235 3 12 M33 (1 1/4″) 36 43.5 193.7 200 216 430 60 360 140 278 16 10 16 260 3 12 M33 (1 1/4″) 36 59.4 219.1 250 267 515 68 430 155 340 20 12 18 325 3 12 M39 (1 1/2″) 42 94.5 273 300 318 585 78 500 175 400 22.2 12 18 375 4 16 M39 (1 1/2″) 42 136

Pipe Flange Drilling Appro. Weight (7,85 Kg/dm3) Kg Rated d1 D d6 b k e Number Bolt Diameter d2 Diameter ISO DIN Series 1 Series 2 15 – 20 95 22 14 65 3 4 M 12 14 0,689 21,3 – 24 20 – 25 105 28 14 75 3 4 M 12 14 0,806 26,9 – 30 25 – 30 115 33 16 85 4 4 M 12 14 1,11 33,7 – 36 32 – 38 140 42 16 100 4 4 M 16 18 1,64 42,4 – 46 40 – 44,5 150 50 16 110 4 4 M 16 18 1,86 48,3 – 54 50 – 57 165 62 16 125 5 4 M 16 18 2,2 60,3 – 65 65 76,1 – 185 81 16 145 5 4 M 16 18 2,62 80 88,9 – 200 94 18 160 5 8 M 16 18 3,32 100 – 108 220 113 18 180 5 8 M 16 18 3,67 114,3 – 119 125 – 133 250 138 18 210 5 8 M 16 18 4,54 139,7 – 145 150 – 159 285 164 18 240 5 8 M 20 22 5,6 168,3 – 173 200 219,1 – 340 225 20 295 5 8 M 20 22 7,46 250 – 267 395 273 22 350 5 12 M 20 22 10,3 273 – 279 300 323,9 – 445 329 26 400 5 12 M 20 22 14 350 355,6 – 505 362 28 460 6 16 M 20 22 18,5 – 368 374 400 406,4 – 565 413 32 515 6 16 M 24 26 25 – 419 426 -450 457 – 615 467 38 565 6 20 M 24 26 30,6 500 508 – 670 517 38 620 6 20 M 24 26 37 600 610 – 780 618 44 725 7 20 M 27 30 56,3 700 711 – 895 721 50 840 7 24 M 27 30 80,4 800 813 – 1015 824 56 950 7 24 M 30 33 113,2

JIS 20K LTB DRILLING DATA JIS 20K NOMINAL PIPE SIZE OUTSIDE  DIAMETER THICKNESS OF FLANGE MIN THINKNESS BLIND MIN BOSSES LENGTH SOH,SWLJ WELD NECK LENGTH PITCH CIRCLE DIAMETER NUMBER OF BOLT HOLES BOLT HOLE DIAMETER NOMINAL PIPE SIZE MM INCH C T T1 L L1 PCD # H MM INCH 10 3/8 90 14 14 20 33 65 4 15 10 3/8 15 1/2 95 14 14 20 34 70 4 15 15 1/2 20 3/4 100 16 16 22 36 75 4 15 20 3/4 25 1 125 16 16 24 38 90 4 19 25 1 32 1 1/4 135 18 18 26 41 100 4 19 32 1 1/4 40 1 1/2 140 18 18 26 41 105 4 19 40 1 1/2 50 2 155 18 18 26 42 120 8 19 50 2 65 2 1/2 175 20 20 30 48 140 8 19 65 2 1/2 80 3 200 22 22 34 51 160 8 23 80 3 90 3 1/2 210 24 24 36 54 170 8 23 90 3 1/2 100 4 225 24 24 36 58 185 8 23 100 4 125 5 270 26 26 40 64 225 8 25 125 5 150 6 305 28 28 42 73 260 12 25 150 6 200 8 350 30 30 46 77 305 12 25 200 8 250 10 430 34 34 52 87 380 12 27 250 10 300 12 480 36 36 56 94 430 16 27 300 12 350 14 540 40 40 62 110 480 16 33 350 14 400 16 605 46 46 70 123 540 16 33 400 16 450 18 675 48 48 78 134 605 20 33 450 18 500 20 730 50 50 84 136 660 20 33 500 20 550 22 795 52 52 90 143 720 20 39 550 22 600 24 845 54 56 96 149 770 24 39 600 24

JIS 16K LTB DRILLING DATA JIS 16K NOMINAL PIPE SIZE OUTSIDE  DIAMETER THICKNESS OF FLANGE MIN THINKNESS BLIND MIN BOSSES LENGTH SOH,SWLJ WELD NECK LENGTH PITCH CIRCLE DIAMETER NUMBER OF BOLT HOLES BOLT HOLE DIAMETER NOMINAL PIPE SIZE MM INCH C T T1 L L1 PCD # H MM INCH 10 3/8 90 12 12 16 31 65 4 15 10 3/8 15 1/2 95 12 12 16 32 70 4 15 15 1/2 20 3/4 100 14 14 20 34 75 4 15 20 3/4 25 1 125 14 14 20 36 90 4 19 25 1 32 1 1/4 135 16 16 22 39 100 4 19 32 1 1/4 40 1 1/2 140 16 16 24 39 105 4 19 40 1 1/2 50 2 155 16 16 24 40 120 8 19 50 2 65 2 1/2 175 18 18 26 46 140 8 19 65 2 1/2 80 3 200 20 20 28 49 160 8 23 80 3 90 3 1/2 210 20 20 30 50 170 8 23 90 3 1/2 100 4 225 22 22 34 56 185 8 23 100 4 125 5 270 22 22 34 60 225 8 25 125 5 150 6 305 24 24 38 69 260 12 25 150 6 200 8 350 26 26 40 73 305 12 25 200 8 250 10 430 28 28 44 81 380 12 27 250 10 300 12 480 30 30 48 88 430 16 27 300 12 350 14 540 34 34 52 104 480 16 33 350 14 400 16 605 38 38 60 115 540 16 33 400 16 450 18 675 40 40 64 126 605 20 33 450 18 500 20 730 42 42 68 128 660 20 33 500 20 550 22 795 44 44 70 135 720 20 39 550 22 600 24 845 46 46 74 141 770 24 39 600 24 650 26 895 48 N/A 77 N/A 820 24 39 650 26 700 28 960 50 N/A 80 N/A 875 24 42 700 28 750 30 1020 52 N/A 83 N/A 935 24 42 750 30 800 32 1085 54 N/A 86 N/A 990 24 48 800 32 850 34 1135 56 N/A 89 N/A 1040 24 48 850 34 900 36 1185 58 N/A 93 N/A 1090 28 48 900 36 1000 40 1320 62 N/A 99 N/A 1210 28 56 1000 40

JIS 10K LTB DRILLING DATA JIS 10K NOMINAL PIPE SIZE OUTSIDE  DIAMETER THICKNESS OF FLANGE MIN THINKNESS BLIND MIN BOSSES LENGTH SOH,SWLJ WELD NECK LENGTH PITCH CIRCLE DIAMETER NUMBER OF BOLT HOLES BOLT HOLE DIAMETER NOMINAL PIPE SIZE MM INCH C T T1 L L1 PCD # H MM INCH 10 3/8 90 12 12 16 29 65 4 15 10 3/8 15 1/2 95 12 12 16 31 70 4 15 15 1/2 20 3/4 100 14 14 20 32 75 4 15 20 3/4 25 1 125 14 14 20 36 90 4 19 25 1 32 1 1/4 135 16 16 22 38 100 4 19 32 1 1/4 40 1 1/2 140 16 16 24 38 105 4 19 40 1 1/2 50 2 155 16 16 24 40 120 4 19 50 2 65 2 1/2 175 18 18 27 44 140 4 19 65 2 1/2 80 3 185 18 18 30 45 150 8 19 80 3 90 3 1/2 195 18 18 N/A 45 160 8 19 90 3 1/2 100 4 210 18 18 36 45 175 8 19 100 4 125 5 250 20 20 40 47 210 8 23 125 5 150 6 280 22 22 40 53 240 8 23 150 6 175 7 305 22 22 N/A 55 265 12 23 175 7 200 8 330 22 22 N/A 58 290 12 23 200 8 225 9 350 22 22 N/A 58 310 12 23 225 9 250 10 400 24 24 36 65 355 12 25 250 10 300 12 445 24 24 38 68 400 16 25 300 12 350 14 490 26 26 42 79 445 16 25 350 14 400 16 560 28 28 44 85 510 16 27 400 16 450 18 620 30 30 48 90 565 20 27 450 18 500 20 675 30 30 48 99 620 20 27 500 20 550 22 745 32 34 52 111 680 20 33 550 22 600 24 795 32 36 52 112 730 24 33 600 24 650 26 845 34 38 56 116 780 24 33 650 26 700 28 905 34 40 58 132 840 24 33 700 28 750 30 970 36 44 62 139 900 24 33 750 30 800 32 1020 36 46 64 139 950 28 33 800 32 850 34 1070 36 48 66 139 1000 28 33 850 34 900 36 1120 38 50 70 140 1050 28 33 900 36 1000 40 1235 40 56 74 151 1160 28 39 1000 40

Type: Slip-on Plate Flange(SOP), Slip-on Hubbed Flange(SOH), Blind Flange(BL) Manufacture Standard: AS2129, AS4078 etc. Material: ▶Stainless Steel: ASTM A/SA182 F304, F304L,F316, F316L, 316Ti, F317L, F321,F321H,    F310H, F347H, N08904, F44 etc. (W1.4301, 1.4306, 1.4948, 1.4401, 1.4404, 1.4571, 1.4438, 1.4541, 1.4878, 1.4550, 1.4845, 1.4539, 1.4547 etc.). ▶Duplex&Super Duplex: ASTM A/SA182 F51, F53, F55, F59, F60(w1.4462, 1.4410, 1.4501, 1.4507 etc.) ▶Nickel Alloy: ASTM B564 N10276, N04400,N06600,N06601,N06625,N08800,N08020 (w2.4819,2.4360,2.4361,2.4816,2.4851,2.4856,1.4876,1.4958 ) etc. ▶Other Alloys: ASTM A105,A105N;  St37.2, C22.8; ASTM A182 F11, F12, F22, F5, F91; ASTM A350 LF2, LF3; ASTM A694 F42, F46, F48, F50, F52, F56,F60,F65,F70 etc. Rate: Table D ~ Table T Dimension: 3/8” to 60” (DN10 ~DN1500) AS 4087:2004 PN16 AS 4087:2004 PN 21 AS 4087:2004 PN 35 AS 2129:2000 TABLE D AS 2129:2000 TABLE E AS 2129:2000 TABLE F AS 2129:2000 TABLE H AS 2129:2000 TABLE J AS 2129:2000 TABLE K AS 2129:2000 TABLE R AS 2129:2000 TABLE S AS 2129:2000 TABLE T

AS 4087:2004 PN 21 PN21 FLANGE THICKNESS DRILLING DATA PN21 NOMINAL  PIPE SIZE FLANGE OUTSIDE DIAMETER THICKNESS OF  FLANGE PITCH CIRCLE DIAMETER BOLT HOLE DIAMETER NUMBER OF BOLT HOLES NOMINAL  PIPE SIZE MM INCH OD T PCD H # MM INCH 50 2 165 15 127 18 4 50 2 65 2  1/2 185 15 146 18 8 65 2  1/2 80 3 205 15 165 18 8 80 3 100 4 230 19 191 18 8 100 4 150 6 305 24 260 22 12 150 6 200 8 370 24 324 22 12 200 8 225 9 405 30 356 26 12 225 9 250 10 430 30 381 26 12 250 10 300 12 490 30 438 26 16 300 12 350 14 550 30 495 30 16 350 14 375 15 580 38 521 30 16 375 15 400 16 610 38 552 30 20 400 16 450 18 675 38 610 33 20 450 18 500 20 735 48 673 33 24 500 20 600 24 850 58 781 36 24 600 24 700 28 935 58 857 36 24 700 28 750 30 1015 58 940 36 28 750 30 800 32 1060 68 984 36 28 800 32 900 36 1185 68 1105 39 32 900 36 1000 40 1275 78 1194 39 36 1000 40 1200 48 1530 88 1441 42 40 1200 48 Notes: (1)Flat face and Raised face or “O” ring groove also available. (2) For special design, pls make an enquiry here.

JIS 30K LTB DRILLING DATA JIS 30K NOMINAL PIPE SIZE OUTSIDE  DIAMETER THICKNESS OF FLANGE MIN THINKNESS BLIND MIN BOSSES LENGTH SOH,SWLJ WELD NECK LENGTH PITCH CIRCLE DIAMETER NUMBER OF BOLT HOLES BOLT HOLE DIAMETER NOMINAL PIPE SIZE MM INCH C T T1 L L1 PCD # H MM INCH 10 3/8 110 16 16 24 N/A 75 4 19 10 3/8 15 1/2 115 18 18 26 45 80 4 19 15 1/2 20 3/4 120 18 18 28 45 85 4 19 20 3/4 25 1 130 20 20 30 48 95 4 19 25 1 32 1 1/4 140 22 22 32 52 105 4 19 32 1 1/4 40 1 1/2 160 22 22 34 54 120 4 23 40 1 1/2 50 2 165 22 22 36 57 130 8 19 50 2 65 2 1/2 200 26 26 40 69 160 8 23 65 2 1/2 80 3 210 28 28 44 73 170 8 23 80 3 90 3 1/2 230 30 30 46 74 185 8 25 90 3 1/2 100 4 240 32 32 48 76 195 8 25 100 4 125 5 275 36 36 54 86 230 8 25 125 5 150 6 325 38 38 58 95 275 12 27 150 6 200 8 370 42 42 64 102 320 12 27 200 8 250 10 450 48 48 72 118 390 12 33 250 10 300 12 515 52 52 78 127 450 16 33 300 12 350 14 560 54 54 84 134 495 16 33 350 14 400 16 630 60 60 92 149 560 16 33 400 16

PN16 FLANGE THICKNESS DRILLING DATA PN16 NOMINAL  PIPE SIZE FLANGE OUTSIDE DIAMETER THICKNESS OF  FLANGE PITCH CIRCLE DIAMETER BOLT HOLE DIAMETER NUMBER OF BOLT HOLES NOMINAL  PIPE SIZE MM INCH OD T PCD H # MM INCH 50 2 150 11 114 18 4 50 2 65 2  1/2 165 11 127 18 4 65 2  1/2 80 3 185 11 146 18 4 80 3 100 4 215 13 178 18 4 100 4 150 6 280 13 235 18 8 150 6 200 8 335 19 292 18 8 200 8 225 9 370 19 324 18 8 225 9 250 10 405 19 356 22 8 250 10 300 12 455 23 406 22 12 300 12 350 14 525 30 470 26 12 350 14 375 15 550 30 495 26 12 375 15 400 16 580 30 521 26 12 400 16 450 18 640 30 584 26 12 450 18 500 20 705 38 641 26 16 500 20 600 24 825 48 756 30 16 600 24 700 28 910 56 845 30 20 700 28 750 30 995 56 927 33 20 750 30 800 32 1060 56 984 36 20 800 32 900 36 1175 66 1092 36 24 900 36 1000 40 1255 66 1175 36 24 1000 40 1200 48 1490 76 1410 36 32 1200 48 Notes: (1)Flat face and Raised face or “O” ring groove also available. (2) For special design, pls make an enquiry here.

AS 2129:2000 TABLE D TAB D LENGTH THROUGH HUB DRILLING DATA TAB D NOMINAL PIPE SIZE FLANGE  OUTSIDE  DIAMETER THICKNESS OF FLANGE  (Refer Note.1) BOSSED  SOW WELD  NECK PITCH  CIRCLE  DIAMETER BOLT  HOLE  DIAMETER NUMBER  OF  BOLT  HOLES NOMINAL  PIPE SIZE MM INCH OD T L L1 PCD H ﹟ MM INCH 15 1/2 95 5 15 27 67 14 4 15 1/2 20 3/4 100 5 16 27 73 14 4 20 3/4 25 1 115 5 16 27 83 14 4 25 1 32 1 1/4 120 6 17 31 87 14 4 32 1 1/4 40 1 1/2 135 6 19 35 98 14 4 40 1 1/2 50 2 150 8 21 37 114 18 4 50 2 65 2 1/2 165 8 24 40 127 18 4 65 2 1/2 80 3 185 10 26 45 146 18 4 80 3 90 3 1/2 205 10 27 45 165 18 4 90 3 1/2 100 4 215 10 29 51 178 18 4 100 4 125 5 255 13 32 57 210 18 8 125 5 150 6 280 13 32 61 235 18 8 150 6 200 8 335 13 35 64 292 18 8 200 8 225 9 370 16 41 73 324 18 8 225 9 250 10 405 16 43 80 356 22 8 250 10 300 12 455 19 48 89 406 22 12 300 12 350 14 525 22 95 470 26 12 350 14 375 15 550 22 495 26 12 375 15 400 16 580 22 521 26 12 400 16 450 18 640 25 584 26 12 450 18 500 20 705 29 641 26 16 500 20 525 21 735 29 673 26 16 525 21 550 22 760 29 699 30 16 550 22 600 24 825 32 756 30 16 600 24 700 28 910 35 845 30 20 700 28 750 30 995 41 927 33 20 750 30 800 32 1060 41 984 36 20 800 32 850 34 1090 44 1016 36 20 850 34 900 36 1175 48 1092 36 24 900 36 1000 40 1255 51 1175 36 24 1000 40 1050 42 1335 54 1251 36 28 1050 42 1200 48 1490 60 1410 36 32 1200 48 NOTES: (1) The minimum flange thickness in carbon steel flanges will be 12mm. (2) Bore sizes to suit ASME B 36.10B36.19 pipe unless otherwise specified. (3) Flanges are generally supplied flat faced. (4) For special requirement, please make a enquiry here now.

AS 2129:2000 TABLE E TABLE E LENGTH THROUGH HUB DRILLING DATA TABLE E NOMINAL PIPE SIZE FLANGE  OUTSIDE  DIAMETER THICKNESS OF FLANGE  (Refer Note.1) BOSSED  SOW WELD  NECK PITCH  CIRCLE DIAMETER BOLT  HOLE DIAMETER NUMBER  OF  BOLT  HOLES NOMINAL  PIPE SIZE MM INCH OD T L L1 PCD H ﹟ MM INCH 15 1/2 95 6 16 28 67 14 4 15 1/2 20 3/4 100 6 17 28 73 14 4 20 3/4 25 1 115 7 18 29 83 14 4 25 1 32 1 1/4 120 8 19 33 87 14 4 32 1 1/4 40 1 1/2 135 9 22 38 98 14 4 40 1 1/2 50 2 150 10 23 39 114 18 4 50 2 65 2 1/2 165 10 26 42 127 18 4 65 2 1/2 80 3 185 11 27 46 146 18 4 80 3 90 3 1/2 205 12 29 47 165 18 8 90 3 1/2 100 4 215 13 32 54 178 18 8 100 4 125 5 255 14 33 58 210 18 8 125 5 150 6 280 17 36 65 235 22 8 150 6 200 8 335 19 41 70 292 22 8 200 8 225 9 370 21 46 78 324 22 12 225 9 250 10 405 22 49 86 356 22 12 250 10 300 12 455 25 54 95 406 26 12 300 12 350 14 525 29 102 470 26 12 350 14 375 15 550 32 108 495 26 12 375 15 400 16 580 32 521 26 12 400 16 450 18 640 35 584 26 16 450 18 500 20 705 38 641 26 16 500 20 525 21 735 41 673 30 16 525 21 550 22 760 44 699 30 16 550 22 600 24 825 48 756 33 16 600 24 700 28 910 51 845 33 20 700 28 750 30 995 54 927 36 20 750 30 800 32 1060 54 984 36 20 800 32 850 34 1090 57 1016 36 20 850 34 900 36 1175 64 1092 36 24 900 36 1000 40 1255 67 1175 39 24 1000 40 1050 42 1335 70 1251 39 28 1050 42 1200 48 1490 79 1410 39 32 1200 48 NOTES: (1) The minimum flange thickness in carbon steel flanges will be 12mm. (2) Bore sizes to suit ASME B 36.10B36.19 pipe unless otherwise specified. (3) Flanges are generally supplied flat faced. (4) For special requirement, please make a enquiry here now.