GBT 9121-2010 平焊环板式松套钢制管法兰型式与尺寸
3. 1用Class标记的对焊环带颈松套钢制管法兰的密封面型式及适用的公称压力和公称尺寸范围按 表1的规定。
表1用Class标记的对焊环带颈松套钢制管法兰的密封面型式及 适用的公称压力和公称尺寸范围
密封面 塑式 | 公称压力 | ||
Class 150 | Class 300 Class 600 Class 900 Class 1500 | Class 2500 | |
突面 (RF) | NPS %(DM 15)〜NPS 24(DN 600> | NPS K(DN 15)〜 NPS 12CDN 300) | |
环连接面 (RJ) | NPS 1(DN 25>〜 NPS 24(DN 600) | NPS K(DN 15)〜NPS 24(DN 600) | NPS M(DN 15)〜 NPS 12(DN 300) |
3.2用Class标记的对焊环带颈松套钢制管法兰的型式应符合图1和图2的规定,法兰密封面尺寸应 符合表2的规定,法兰其他尺寸应符合表3〜表8的规定。
注:r:为短节壁厚,一般为钢管壁厚a应不小于钢管公称壁厚•
图2环连接面(RJ)对焊环带颈松套钢制管法兰 (适用于 Class 150、Class 300、Class 600、Class 900、C丨ass 1500 和 Class 2500)
公称尺寸 | Class 150 | Class 300 | |||||||||||||
NPS | DN | 环号 | P | E | F | S | 环号 | y- | P | E | F | S | |||
lA | 15 | Rll | 50. 51 | 34.14 | 5.54 | 7. 14 | 0.8 | 3 | |||||||
Yi | 20 | R13 | 63.5 | 42.88 | 6.35 | 8. 74 | 0.8 | 4 | |||||||
1 | 25 | R15 | 63.0- | 47.63 | 6.35 | 8.74 | 0.8 | 4 | R16 | 69. 5# | 50. 80 | 6.35 | 8. 74 | 0.8 | 4 |
iy* | 32 | R17 | 72.5* | 57.15 | 6.35 | 8.74 | 0.8 | 4 | R18 | 79. 0* | 60.33 | 6.35 | 8. 74 | 0.8 | 4 |
\lA | 40 | R19 | 82.0* | 65.07 | 6.35 | 8.74 | 0.8 | 4 | R20 | 90.5 | 68.27 | 6.35 | 8.74 | 0.8 | 4 |
2 | 50 | R22 | 101* | 82. 55 | 6. 35 | 8. 74 | 0.8 | 4 | R23 | 108 | 82. 55 | 7.92 | 11.91 | 0.8 | 6 |
2lA | 65 | R25 | 120* | 101. 60 | 6.35 | 8.74 | 0.8 | 4 | R26 | 127 | 101.60 | 7.92 | 11.91 | 0.8 | 6 |
3 | 80 | R29 | 133 | 114.30 | 6.35 | 8. 74 | 0.8 | 4 | R31 | 146 | 123.83 | 7.92 | 11,91 | 0.8 | 6 |
4 | 100 | R36 | 171 | 149. 23 | 6.35 | 8. 74 | 0.8 | 4 | R37 | 175 | 149.23 | 7.92 | 11.91 | 0.8 | 6 |
5 | 125 | R40 | 193* | 171.45 | 6.35 | 8. 74 | 0.8 | 4 | R41 | 210 | 180.98 | 7.92 | 11.91 | 0.8 | 6 |
6 | 150 | R43 | 219 | 193. 6& | 6.35 | 8. 74 | 0.8 | 4 | R45 | 241 | 211.12 | 7.92 | 11.91 | 0.8 | 6 |
8 | 200 | R48 | 273 | 247. 65 | 6.35 | 8. 74 | 0.8 | 4 | R49 | 302 | 269.88 | 7.92 | 11.91 | 0.8 | 6 |
10 | 250 | R52 | 330 | 304.g〇 | 6.35 | 8. 74 | 0.8 | 4 | R53 | 356 | 323.85 | 7. 92 | 11.91 | 0.8 | 6 |
12 | 300 | R56 | 405- | 381.0C | 6.35 | 8.74 | 0.8 | 4 | R57 | 413 | 381.00 | 7. 92 | 11.91 | 0.8 | 6 |
14 | 350 | R59 | 425 | 396. 88 | 6. 35 | 8. 74 | 0.8 | 3 | R61 | 457 | 419.10 | 7.92 | 11.91 | 0.8 | 6 |
16 | 400 | R64 | 483 | 454.03 | 6.35 | 8. 74 | 0.8 | 3 | R55 | 508 | 469. 90 | 7. 92 | 11.91 | 0.8 | 6 |
18 | 450 | R68 | 546 | 517. 53 | 6. 35 | 8. 74 | 0.8 | 3 | R69 | 575 | 533.40 | 7. 92 | 11.91 | 0.8 | 6 |
20 | 500 | R72 | 597 | 558. 80 | 6.35 | 8.74 | 0.8 | 3 | R73 | 635 | 584. 20 | 9. 53 | 13.49 | 1.5 | 6 |
24 | 600 | R76 | 71] | 673.10 | 6.35 | 8. 74 | 0.8 | 3 | R77 | 749 | 692. 15 | 11.13 | 16.66 | 1.5 | 6 |
公称尺寸 | Class 600 | Class 900 | |||||||||||||
NPS | DN | 环号 | J 一 | P | E | F | S | 环号 | P | E | F | S | |||
XA | 15 | Rll | 50. 5- | 34. 14 | 5. 54 | 7.14 | 0.8 | 3 | R12 | 60.5 | 39.67 | 6.35 | 8. 74 | 0.8 | 4 |
20 | R13 | 63.5 | 42.88 | 6.35 | 8.74 | 0.8 | 4 | R14 | 66.5 | 44.45 | 6.35 | 8. 74 | 0.8 | 4 | |
1 | 25 | R16 | 69. S* | 50. 80 | 6. 35 | 8.74 | 0.8 | 4 | R16 | 71.5 | 50.80 | 6.35 | 8. 74 | 0.8 | 4 |
VA | 32 | R18 | 79.0* | 60.33 | 6. 35 | 8.74 | 0.8 | 4 | R18 | 81.0 | 60.33 | 6.35 | 8. 74 | 0.8 | 4 |
VA | 40 | R20 | 90. 5 | 68. 27 | 6. 35 | 8.74 | 0-8 | A | R20 | 92.0 | 68.27 | 6.35 | 8. 74 | 0.8 | 4 |
2 | 50 | R23 | 108 | 82.55 | 7. 92 | 11.91 | 0.8 | 5 | R24 | 124 | 95. 25 | 7.92 | 11.91 | 0.8 | 3 |
2XA | 65 | R26 | 127 | 101.60 | 7.92 | 11.91 | 0.8 | 5 | R27 | 137 | 107.95 | 7.92 | 11.91 | 0.8 | 3 |
3 | 80 | R31 | 146 | 123. 83 | 7.92 | 11.91 | 0.8 | 5 | R31 | 156 | 123.83 | 7.92 | 11.91 | 0.8 | 4 |
4 | 100 | R37 | 175 | 149.23 | 7. 92 | 11.91 | 0.8 | 5 | R37 | 181 | 149.23 | 7.92 | 11.91 | 0.8 | 4 |
5 | 125 | R41 | 210 | 180.98 | 7.92 | 11.91 | 0.8 | 5 | R41 | 216 | 180.98 | 7.92 | 11.91 | 0.8 | 4 |
6 | 150 | R45 | 241 | 211.12 | 7.92 | 11.91 | 0.8 | 5 | R45 | 241 | 211.12 | 7. 92 | 11.91 | 0.8 | 4 |
8 | 200 | R49 | 302 | 269.88 | 7.92 | 11.91 | 0.8 | 5 | R49 | 308 | 269.88 | 7. 92 | 11.91 | 0.8 | 4 |
10 | 250 | R53 | 356 | 323.85 | 7.92 | 11.91 | 0.8 | 5 | R53 | 362 | 323. 85 | 7. 92 | 11.91 | 0.8 | 4 |
12 | 300 | R57 | 413 | 381.00 | 7.92 | 11. 91 | 0.8 | 5 | R57 | 419 | 381. 00 | 7. 92 | 11.91 | 0.8 | 4 |
14 | 350 | R61 | 457 | 419.10 | 7.92 | 11.91 | 0.8 | 5 | R62 | 467 | 419.10 | 11.13 | 16.66 | 1.5 | 4 |
16 | 400 | R65 | 508 | 469. 90 | 7.92 | 11.91 | 0.8 | 5 | R66 | 524 | 469. 90 | 11.13 | 16.66 | 1.5 | 4 |
18 | 450 | R69 | 575 | 533. 40 | 7. 92 | 11.91 | 0.8 | 5 | R70 | 594 | 533. 40 | 12.70 | 19.84 | 1.5 | 5 |
20 | 500 | R73 | 635 | 584. 20 | 9. 53 | 13.49 | 1.5 | 5 | R74 | 648 | 584. 20 | 12. 70 | 19.84 | 1.5 | 5 |
24 | 600 | R77 | 749 | 692.15 | 11. 13 | 16.66 | 1.5 | 6 | R78 | 772 | 692.15 | 15.88 | 26.97 | 2.4 | 6 |
公称尺寸 | Class 150 | Class 300 | |||||||||||||
NPS | DN | 环号 | P | E | F | S | 环号 | y- | P | E | F | S | |||
lA | 15 | Rll | 50. 51 | 34.14 | 5.54 | 7. 14 | 0.8 | 3 | |||||||
Yi | 20 | R13 | 63.5 | 42.88 | 6.35 | 8. 74 | 0.8 | 4 | |||||||
1 | 25 | R15 | 63.0- | 47.63 | 6.35 | 8.74 | 0.8 | 4 | R16 | 69. 5# | 50. 80 | 6.35 | 8. 74 | 0.8 | 4 |
iy* | 32 | R17 | 72.5* | 57.15 | 6.35 | 8.74 | 0.8 | 4 | R18 | 79. 0* | 60.33 | 6.35 | 8. 74 | 0.8 | 4 |
\lA | 40 | R19 | 82.0* | 65.07 | 6.35 | 8.74 | 0.8 | 4 | R20 | 90.5 | 68.27 | 6.35 | 8.74 | 0.8 | 4 |
2 | 50 | R22 | 101* | 82. 55 | 6. 35 | 8. 74 | 0.8 | 4 | R23 | 108 | 82. 55 | 7.92 | 11.91 | 0.8 | 6 |
2lA | 65 | R25 | 120* | 101. 60 | 6.35 | 8.74 | 0.8 | 4 | R26 | 127 | 101.60 | 7.92 | 11.91 | 0.8 | 6 |
3 | 80 | R29 | 133 | 114.30 | 6.35 | 8. 74 | 0.8 | 4 | R31 | 146 | 123.83 | 7.92 | 11,91 | 0.8 | 6 |
4 | 100 | R36 | 171 | 149. 23 | 6.35 | 8. 74 | 0.8 | 4 | R37 | 175 | 149.23 | 7.92 | 11.91 | 0.8 | 6 |
5 | 125 | R40 | 193* | 171.45 | 6.35 | 8. 74 | 0.8 | 4 | R41 | 210 | 180.98 | 7.92 | 11.91 | 0.8 | 6 |
6 | 150 | R43 | 219 | 193. 6& | 6.35 | 8. 74 | 0.8 | 4 | R45 | 241 | 211.12 | 7.92 | 11.91 | 0.8 | 6 |
8 | 200 | R48 | 273 | 247. 65 | 6.35 | 8. 74 | 0.8 | 4 | R49 | 302 | 269.88 | 7.92 | 11.91 | 0.8 | 6 |
10 | 250 | R52 | 330 | 304.g〇 | 6.35 | 8. 74 | 0.8 | 4 | R53 | 356 | 323.85 | 7. 92 | 11.91 | 0.8 | 6 |
12 | 300 | R56 | 405- | 381.0C | 6.35 | 8.74 | 0.8 | 4 | R57 | 413 | 381.00 | 7. 92 | 11.91 | 0.8 | 6 |
14 | 350 | R59 | 425 | 396. 88 | 6. 35 | 8. 74 | 0.8 | 3 | R61 | 457 | 419.10 | 7.92 | 11.91 | 0.8 | 6 |
16 | 400 | R64 | 483 | 454.03 | 6.35 | 8. 74 | 0.8 | 3 | R55 | 508 | 469. 90 | 7. 92 | 11.91 | 0.8 | 6 |
18 | 450 | R68 | 546 | 517. 53 | 6. 35 | 8. 74 | 0.8 | 3 | R69 | 575 | 533.40 | 7. 92 | 11.91 | 0.8 | 6 |
20 | 500 | R72 | 597 | 558. 80 | 6.35 | 8.74 | 0.8 | 3 | R73 | 635 | 584. 20 | 9. 53 | 13.49 | 1.5 | 6 |
24 | 600 | R76 | 71] | 673.10 | 6.35 | 8. 74 | 0.8 | 3 | R77 | 749 | 692. 15 | 11.13 | 16.66 | 1.5 | 6 |
公称尺寸 | Class 600 | Class 900 | |||||||||||||
NPS | DN | 环号 | J 一 | P | E | F | S | 环号 | P | E | F | S | |||
XA | 15 | Rll | 50. 5- | 34. 14 | 5. 54 | 7.14 | 0.8 | 3 | R12 | 60.5 | 39.67 | 6.35 | 8. 74 | 0.8 | 4 |
20 | R13 | 63.5 | 42.88 | 6.35 | 8.74 | 0.8 | 4 | R14 | 66.5 | 44.45 | 6.35 | 8. 74 | 0.8 | 4 | |
1 | 25 | R16 | 69. S* | 50. 80 | 6. 35 | 8.74 | 0.8 | 4 | R16 | 71.5 | 50.80 | 6.35 | 8. 74 | 0.8 | 4 |
VA | 32 | R18 | 79.0* | 60.33 | 6. 35 | 8.74 | 0.8 | 4 | R18 | 81.0 | 60.33 | 6.35 | 8. 74 | 0.8 | 4 |
VA | 40 | R20 | 90. 5 | 68. 27 | 6. 35 | 8.74 | 0-8 | A | R20 | 92.0 | 68.27 | 6.35 | 8. 74 | 0.8 | 4 |
2 | 50 | R23 | 108 | 82.55 | 7. 92 | 11.91 | 0.8 | 5 | R24 | 124 | 95. 25 | 7.92 | 11.91 | 0.8 | 3 |
2XA | 65 | R26 | 127 | 101.60 | 7.92 | 11.91 | 0.8 | 5 | R27 | 137 | 107.95 | 7.92 | 11.91 | 0.8 | 3 |
3 | 80 | R31 | 146 | 123. 83 | 7.92 | 11.91 | 0.8 | 5 | R31 | 156 | 123.83 | 7.92 | 11.91 | 0.8 | 4 |
4 | 100 | R37 | 175 | 149.23 | 7. 92 | 11.91 | 0.8 | 5 | R37 | 181 | 149.23 | 7.92 | 11.91 | 0.8 | 4 |
5 | 125 | R41 | 210 | 180.98 | 7.92 | 11.91 | 0.8 | 5 | R41 | 216 | 180.98 | 7.92 | 11.91 | 0.8 | 4 |
6 | 150 | R45 | 241 | 211.12 | 7.92 | 11.91 | 0.8 | 5 | R45 | 241 | 211.12 | 7. 92 | 11.91 | 0.8 | 4 |
8 | 200 | R49 | 302 | 269.88 | 7.92 | 11.91 | 0.8 | 5 | R49 | 308 | 269.88 | 7. 92 | 11.91 | 0.8 | 4 |
10 | 250 | R53 | 356 | 323.85 | 7.92 | 11.91 | 0.8 | 5 | R53 | 362 | 323. 85 | 7. 92 | 11.91 | 0.8 | 4 |
12 | 300 | R57 | 413 | 381.00 | 7.92 | 11. 91 | 0.8 | 5 | R57 | 419 | 381. 00 | 7. 92 | 11.91 | 0.8 | 4 |
14 | 350 | R61 | 457 | 419.10 | 7.92 | 11.91 | 0.8 | 5 | R62 | 467 | 419.10 | 11.13 | 16.66 | 1.5 | 4 |
16 | 400 | R65 | 508 | 469. 90 | 7.92 | 11.91 | 0.8 | 5 | R66 | 524 | 469. 90 | 11.13 | 16.66 | 1.5 | 4 |
18 | 450 | R69 | 575 | 533. 40 | 7. 92 | 11.91 | 0.8 | 5 | R70 | 594 | 533. 40 | 12.70 | 19.84 | 1.5 | 5 |
20 | 500 | R73 | 635 | 584. 20 | 9. 53 | 13.49 | 1.5 | 5 | R74 | 648 | 584. 20 | 12. 70 | 19.84 | 1.5 | 5 |
24 | 600 | R77 | 749 | 692.15 | 11. 13 | 16.66 | 1.5 | 6 | R78 | 772 | 692.15 | 15.88 | 26.97 | 2.4 | 6 |
公称 尺寸 | [A | 接尺寸、 | _ | 离度 | 法兰 颈部 mm | kJ | / | n/ mm | 对焊环 高度 h! mm | ||||||
一兰 \ | 心® | mm 直径 | *-iF | — 言 | |||||||||||
.K mm | mm | n/个 | 规格 | mm | mm | mm | |||||||||
NPS | DN | ry | |||||||||||||
XA | 15 | 21.3 | S. | Nl | 16 | 4 | M14 | 34.9 | 14.3 | 22 | / | 3 | 3 | 50 | |
K | 20 | 26.9 | 11》 | 1^2.6^ | 4 | M16 | 42.9 | 15.9 | y | ^28.2 | 3 | 3 | 50 | ||
l | 25 | 33.7 | 125 | 、19 | 34.9 | 3 | 3 | 50 | |||||||
IK | 32 | 42.4 | 135 | 98.4 | ^7 | 64 | 43.7 | 5 | 5 | 50 | |||||
VA | 40 | 48.3 | 155 | 114.3 | 22 | 4 | M20 | 73.0 | 20.7 | 30 | 70 | 50.0 | 6 | 6 | 50 |
2 | 50 | 60.3 | 165 | 127.0 | 19 | 8 | M16 | 92. 1 | 22.3 | 33 | 84 | 62.5 | 8 | 8 | 65 |
2lA | 55 | 76. 1 | 190 | 149.2 | 22 | 8 | M20 | 104.8 | 25.4 | 38 | 100 | 78.5 | 8 | 8 | 65 |
3 | 80 | 88.9 | 210 | 168.3 | 22 | 8 | M20 | 127.0 | 28.6 | 43 | 117 | 91.4 | 10 | 10 | 65 |
4 | 100 | 114.3 | 255 | 200.0 | 22 | 8 | M20 | 157.2 | 31.8 | 48 | 146 | 116.8 | 11 | 11 | 75 |
5 | 125 | 139.7 | 280 | 235.0 | 22 | 8 | M20 | 185.7 | 35.0 | 51 | 178 | 144.4 | 11 | 11 | 75 |
6 | 150 | 168.3 | 320 | 269.9 | 22 | 12 | M20 | 215.9 | 36.6 | 52 | 206 | 171.4 | 13 | 13 | 90 |
8 | 200 | 219.1 | 380 | 330.2 | 26 | 12 | M24 | 269. 9 | 41.3 | 62 | 260 | 222.2 | 13 | 13 | 100 |
10 | 250 | 273.0 | 445 | 387.4 | 29 | 16 | M27 | 323.8 | 47.7 | 95 | 321 | 277.4 | 13 | 13 | 250 |
12 | 300 | 323.9 | 520 | 450.8 | 32 | 16 | M30 | 381.0 | 50.8 | 102 | 375 | 328.2 | 13 | 13 | 250 |