焊接颈法兰提供了一个长锥形毂焊接到管道,它用于高压系统,适用于冷热温度。一般采用锻造方法加工,这些法兰是典型的对接焊接的对于管道,当你打算购买焊接颈法兰时,指定管道厚度计划是很重要的。因为法兰内径会与管道内径相匹配。边缘有一系列钻孔,允许法兰与另一个法兰用螺栓固定。
锻钢法兰标准
- ASME B16.5
- ASME B16.47A
- ASME B16.47B
- JIS B2220
- KS B1503
- DIN 2573
- DIN 2527
- DIN 2631
- BS 4504
- API 6
焊接颈法兰的额定压力
ANSI法兰
150、300、600、900、1500、2500类
JIS法兰
5万,1万,1万,2万,3万
喧嚣法兰
Pn6, pn10, pn16, pn25, pn40, pn64, pn100
API法兰
2000psi, 3000psi, 5000psi, 10000psi, 15000psi, 20000psi
钢管法兰材料
不锈钢法兰
Astm / asme a / sa182 f304, f304l, f316, f316l, f321, f904l, f310, din 1.4301, din 1.4306, din 1.4401, din 1.4404, din 1.4308, din 1.4408, din 1.4306, din 1.4409
碳钢法兰
Astm / asme a / sa105 a / sa105n, din 1.0402, din 1.0460, din 1.0619, Astm a350 lf2 / lf3, Astm a694 / a694 f52 / f56 / f60 / f65 / f70 / f80
合金钢法兰
Astm a182 / asme sa182 f5, f9, f11, f12, f22, f91
镍焊颈法兰
ASTM B564 / ASME SB564,镍200,镍201,镍205,镍205
Hastelloy法兰
ASTM B564 / ASME SB564,哈氏C276 (UNS N10276), C22 (UNS N06022), C4, C2000, B2, B3
双相钢法兰
S31803 / s32205 / s32750 / s32760 astm a182 f51 / f52 / f53 / f54 / f55 / f57 / f59 / f60 / f61
铝法兰
5052 /6061/ 6063 / 2017 / 7075
焊接颈法兰优点
- 持久连接。
- 泄漏预防。
- 易于安装。
- 管道和接头的测试更容易。
- 法兰面要远离受热影响的区域。
- 适用于高压和高温场合。
- 便于进行射线检查以检查焊接的完整性。
- 焊接连接不干扰流体的流动,减少湍流。
ASME B16.5焊接颈法兰尺寸
ASME B16.5标准焊接颈法兰的公称通径为1/2 "至24 ",压力等级为150#、300#、600#、900#、1500#和2500#。有许多密封面,如凸面(RF),平面(FF),环型接头(RTJ),舌槽(T&G)和内外(M&F)。
焊接颈法兰150磅级尺寸 | |||||||||
NPS | 一个 | B1 | 孔 | T1 | D | X | 一个 | G | 重量 |
1/2 " | 89 | 15.7 | 4 | 11.2 | 47.8 | 30.2 | 21.3 | 35.1 | 0.5 |
3/4” | 99 | 20.8 | 4 | 12.7 | 52.3 | 38.1 | 26.7 | 42.9 | 0.9 |
1” | 108 | 26.7 | 4 | 14.2 | 55.6 | 49.3 | 33.5 | 50.8 | 1.1 |
1 1/4” | 117 | 35.1 | 4 | 15.7 | 57.2 | 58.7 | 42.2 | 63.5 | 1.4 |
1 - 1/2” | 127 | 40.9 | 4 | 17.5 | 62 | 65 | 48.3 | 73.2 | 1.8 |
2” | 152 | 52.6 | 4 | 19.1 | 63.5 | 77.7 | 60.5 | 91.9 | 2.8 |
2 - 1/2 " | 178 | 62.7 | 4 | 22.4 | 69.9 | 90.4 | 73.2 | 104.6 | 4.3 |
3” | 191 | 78 | 4 | 23.9 | 69.9 | 108 | 88.9 | 127 | 5.2 |
3 - 1/2” | 216 | 90.2 | 8 | 23.9 | 71.4 | 122.2 | 101.6 | 139.7 | 5.5 |
4” | 229 | 102.4 | 8 | 23.9 | 76.2 | 134.9 | 114.3 | 157.2 | 7.3 |
5” | 254 | 128.3 | 8 | 23.9 | 88.9 | 163.6 | 141.2 | 185.7 | 8.9 |
6” | 279 | 154.2 | 8 | 25.4 | 88.9 | 192 | 168.4 | 215.9 | 11.3 |
8” | 343 | 202.7 | 8 | 28.4 | 101.6 | 246.1 | 219.2 | 269.7 | 18.1 |
10” | 406 | 254.5 | 12 | 30.2 | 101.6 | 304.8 | 273.1 | 323.9 | 25.0 |
12个?” | 483 | 304.8 | 12 | 31.8 | 114.3 | 365.3 | 323.9 | 381 | 39.0 |
14” | 533 | 336.6 | 12 | 35.1 | 127 | 400.1 | 355.6 | 412.8 | 51.7 |
16“ | 597 | 387.4 | 16 | 36.6 | 127 | 457.2 | 406.4 | 469.9 | 64.5 |
18” | 635 | 438.2 | 16 | 39.6 | 139.7 | 505 | 457.2 | 533.4 | 75.0 |
20” | 699 | 489.0 | 20. | 42.9 | 144.5 | 558.8 | 508 | 584.2 | 89.5 |
24” | 813 | 590.6 | 20. | 47.8 | 152.4 | 663.4 | 609.6 | 692.2 | 120 |
焊接颈法兰300磅级尺寸 | |||||||||
NPS | 一个 | B1 | 孔 | T1 | D | X | 一个 | G | 重量 |
1/2 " | 95 | 15.7 | 4 | 14.2 | 52.3 | 38.1 | 21.3 | 35.1 | 0.8 |
3/4” | 117 | 20.8 | 4 | 15.7 | 57.2 | 47.8 | 26.7 | 42.9 | 1.4 |
1” | 124 | 26.7 | 4 | 17.5 | 62 | 53.8 | 33.5 | 50.8 | 1.6 |
1 1/4” | 133 | 35.1 | 4 | 19.1 | 65 | 63.5 | 42.2 | 63.5 | 2.1 |
1 - 1/2” | 155 | 40.9 | 4 | 20.6 | 68.3 | 69.9 | 48.3 | 73.2 | 3.1 |
2” | 165 | 52.6 | 8 | 22.1 | 69.9 | 84.1 | 60.5 | 91.9 | 3.5 |
2 - 1/2 " | 191 | 62.7 | 8 | 25.4 | 76.2 | 100.1 | 73.2 | 104.6 | 5.3 |
3” | 210 | 78 | 8 | 28.4 | 79.2 | 117.3 | 88.9 | 127 | 7.3 |
3 - 1/2” | 229 | 90.2 | 8 | 30.2 | 81 | 133.4 | 101.6 | 139.7 | 8.2 |
4” | 254 | 102.4 | 8 | 31.8 | 85.9 | 146.1 | 114.3 | 157.2 | 11.3 |
5” | 279 | 128.3 | 8 | 35.1 | 98.6 | 177.8 | 141.2 | 185.7 | 15.1 |
6” | 318 | 154.2 | 12 | 36.6 | 98.6 | 206.2 | 168.4 | 215.9 | 20.0 |
8” | 381 | 202.7 | 12 | 41.1 | 1 | 260.4 | 219.2 | 269.7 | 30.5 |
11.3 | |||||||||
10” | 445 | 254.5 | 16 | 47.8 | 117.3 | 320.5 | 273.1 | 323.9 | 4.8 |
12 " | 521 | 303.2 | 16 | 50.8 | 130 | 374.7 | 323.9 | 381 | 64.5 |
14” | 584 | 333.3 | 20. | 53.8 | 142.7 | 425.5 | 355.6 | 412.8 | 88.3 |
16“ | 648 | 381 | 20. | 57.2 | 146.1 | 482.6 | 406.4 | 469.9 | 115.0 |
18” | 711 | 428.7 | 24 | 60.5 | 158.8 | 533.4 | 457.2 | 533.4 | 143.0 |
20” | 775 | 477.8 | 24 | 63.5 | 162.1 | 587.2 | 508 | 584.2 | 175.0 |
24” | 914 | 575 | 24 | 69.9 | 168.1 | 701.5 | 609.6 | 692.2 | 260.0 |
焊接颈法兰600磅级尺寸 | |||||||||
NPS | 一个 | B1 | 孔 | T1 | D | X | 一个 | G | 重量 |
1/2 " | 95 | 15.7 | 4 | 14.2 | 52.3 | 38.1 | 21.3 | 35.1 | 1.0 |
3/4” | 117 | 20.8 | 4 | 15.7 | 57.2 | 47.8 | 26.7 | 42.9 | 1.6 |
1” | 124 | 26.7 | 4 | 17.5 | 62 | 53.8 | 33.5 | 50.8 | 2.2 |
1 1/4” | 133 | 35.1 | 4 | 20.6 | 66.5 | 63.5 | 42.2 | 63.5 | 2.8 |
1 - 1/2” | 155 | 40.9 | 4 | 22.4 | 69.9 | 69.9 | 48.3 | 73.2 | 3.8 |
2” | 165 | 52.6 | 8 | 25.4 | 73.2 | 84.1 | 60.5 | 91.9 | 4.5 |
2 - 1/2 " | 191 | 62.7 | 8 | 28.4 | 79.2 | 100.1 | 73.2 | 104.6 | 8.2 |
3” | 210 | 78 | 8 | 31.8 | 82.6 | 117.3 | 88.9 | 127 | 8.8 |
3 - 1/2” | 229 | 90.2 | 8 | 35.1 | 85.9 | 133.4 | 101.6 | 139.7 | 12.0 |
4” | 273 | 102.4 | 8 | 38.1 | 101.6 | 152.4 | 114.3 | 157.2 | 17.0 |
5” | 330 | 128.3 | 8 | 44.5 | 114.3 | 189 | 141.2 | 185.7 | 31.0 |
6” | 356 | 154.2 | 12 | 47.8 | 117.3 | 222.3 | 168.4 | 215.9 | 37.0 |
8” | 419 | 202.7 | 12 | 55.6 | 133.4 | 273.1 | 219.2 | 269.7 | 55.0 |
10” | 508 | 254.5 | 16 | 63.5 | 152.4 | 342.9 | 273.1 | 323.9 | 90.0 |
12 " | 559 | 303.2 | 20. | 66.5 | 155.4 | 400.1 | 323.9 | 381 | 110.0 |
14” | 603 | 333.3 | 20. | 69.9 | 165.1 | 431.8 | 355.6 | 412.8 | 127.0 |
16“ | 686 | 381 | 20. | 76.2 | 177.8 | 495.3 | 406.4 | 469.9 | 177.1 |
18” | 743 | 428.4 | 20. | 82.6 | 184.2 | 546.1 | 457.2 | 533.4 | 215.65 |
20” | 813 | 477.8 | 24 | 88.9 | 190.5 | 609.6 | 508 | 584.2 | 267.9 |
24” | 940 | 575 | 24 | 101.6 | 203.2 | 717.6 | 609.6 | 692.2 | 372.0 |
焊接颈法兰900磅级尺寸 | |||||||||
NPS | 一个 | B1 | 孔 | T1 | D | X | 一个 | G | 重量 |
1/2 " | 121 | 15.7 | 4 | 22.4 | 60.5 | 38.1 | 21.3 | 34.9 | 1.9 |
3/4” | 130 | 20.8 | 4 | 25.4 | 69.9 | 44.5 | 26.7 | 42.9 | 2.6 |
1” | 149 | 26.7 | 4 | 28.4 | 73.2 | 52.3 | 33.5 | 50.8 | 3.8 |
1 1/4” | 159 | 35.1 | 4 | 28.4 | 73.2 | 63.5 | 42.2 | 63.5 | 4.3 |
1 - 1/2” | 178 | 40.9 | 4 | 31.8 | 82.6 | 69.9 | 48.3 | 73 | 6.0 |
2” | 216 | 52.6 | 8 | 38.1 | 101.6 | 104.6 | 60.5 | 92.1 | 10.8 |
2 - 1/2 " | 244 | 62.7 | 8 | 41.1 | 104.6 | 124 | 73.2 | 104.8 | 15.0 |
3” | 241 | 78 | 8 | 38.1 | 101.6 | 127 | 88.9 | 127 | 13.7 |
4” | 292 | 102.4 | 8 | 44.5 | 114.3 | 158.8 | 114.3 | 157.2 | 22.5 |
5” | 349 | 128.3 | 8 | 50.8 | 127 | 190.5 | 141.2 | 185.7 | 37.4 |
6” | 381 | 154.2 | 12 | 55.6 | 139.7 | 235 | 168.4 | 215.9 | 47.7 |
8” | 470 | 202.7 | 12 | 63.5 | 162.1 | 298.5 | 219.2 | 269.9 | 81.3 |
10” | 546 | 254.5 | 16 | 69.9 | 184.2 | 368.3 | 273.1 | 323.8 | 119.0 |
12 " | 610 | 304.8 | 20. | 79.2 | 200.2 | 419.1 | 323.9 | 381 | 157.0 |
14” | 641 | 336.6 | 20. | 85.9 | 212.9 | 450.9 | 355.6 | 412.8 | 180.0 |
16“ | 705 | 387.1 | 20. | 88.9 | 215.9 | 508 | 406.4 | 469.9 | 217.0 |
18” | 787 | 438.2 | 20. | 101.6 | 228.6 | 565.2 | 457.2 | 533.4 | 292.0 |
20” | 857 | 489 | 20. | 108 | 247.7 | 622.3 | 508 | 584.2 | 362.0 |
24” | 1041 | 590.6 | 20. | 139.7 | 292.1 | 749.3 | 609.6 | 692.2 | 665.0 |
焊接颈法兰1500磅级尺寸 | |||||||||
NPS | 一个 | B1 | 孔 | T1 | D | X | 一个 | G | 重量 |
1/2 " | 121 | 15.7 | 4 | 22.4 | 60.5 | 38.1 | 21.3 | 34.9 | 1.9 |
3/4” | 130 | 20.8 | 4 | 25.4 | 69.9 | 44.5 | 26.7 | 42.9 | 2.6 |
1” | 149 | 26.7 | 4 | 28.4 | 73.2 | 52.3 | 33.5 | 50.8 | 3.8 |
1 1/4” | 159 | 35.1 | 4 | 28.4 | 73.2 | 63.5 | 42.2 | 63.5 | 4.3 |
1 - 1/2” | 178 | 40.9 | 4 | 31.3 | 82.6 | 69.9 | 48.3 | 73 | 6.0 |
2” | 216 | 52.6 | 8 | 38.1 | 101.6 | 104.6 | 60.5 | 92.1 | 10.8 |
2 - 1/2 " | 244 | 62.7 | 8 | 41.1 | 104.6 | 124 | 73.2 | 104.3 | 150.0 |
3” | 267 | 78 | 8 | 47.3 | 117.3 | 133.4 | 88.9 | 127 | 20.0 |
4” | 311 | 102.4 | 8 | 53.8 | 124 | 162.1 | 114.3 | 157.2 | 30.0 |
5” | 375 | 128.3 | 8 | 73.2 | 155.4 | 196.9 | 141.2 | 185.7 | 55.5 |
6” | 394 | 154.2 | 12 | 82.6 | 171.5 | 228.6 | 168.4 | 215.9 | 68.5 |
8” | 483 | 202.7 | 12 | 91.9 | 212.9 | 292.1 | 219.2 | 269.9 | 117.0 |
10” | 584 | 254.5 | 12 | 108 | 254 | 368.3 | 273.1 | 323.8 | 194.0 |
12 " | 673 | 304.8 | 16 | 124 | 282.4 | 450.9 | 323.9 | 381 | 288.0 |
14” | 749 | 336.6 | 16 | 133.4 | 298.5 | 495.3 | 355.6 | 412.8 | 380.0 |
16“ | 826 | 387.1 | 16 | 146.1 | 311.2 | 552.5 | 406.4 | 469.9 | 485.0 |
18” | 914 | 438.2 | 16 | 162.1 | 327.2 | 596.9 | 457.2 | 533.4 | 644.0 |
20” | 984 | 489 | 16 | 177.8 | 355.6 | 641.4 | 508 | 584.2 | 775.0 |
24” | 1168 | 590.6 | 16 | 203.2 | 406.4 | 762 | 609.6 | 692.2 | 1232.0 |
焊接颈法兰2500磅级尺寸 | |||||||||
NPS | 一个 | B1 | 孔 | T1 | D | X | 一个 | G | 重量 |
1/2 " | 121 | 15.7 | 4 | 22.4 | 60.5 | 38.1 | 21.3 | 34.9 | 3.1 |
3/4” | 130 | 20.8 | 4 | 25.4 | 69.9 | 44.5 | 26.7 | 42.9 | 3.7 |
1” | 149 | 26.7 | 4 | 28.4 | 73.2 | 52.3 | 33.5 | 50.8 | 5.3 |
1 1/4” | 159 | 35.1 | 4 | 28.4 | 73.2 | 63.5 | 42.2 | 63.5 | 7.8 |
1 - 1/2” | 178 | 40.9 | 4 | 31.3 | 82.6 | 69.9 | 48.3 | 73 | 10.9 |
2” | 216 | 52.6 | 8 | 38.1 | 101.6 | 104.6 | 60.5 | 92.1 | 16.2 |
2 - 1/2 " | 244 | 62.7 | 8 | 41.1 | 104.6 | 124 | 73.2 | 104.3 | 23.7 |
3” | 267 | 78 | 8 | 47.3 | 117.3 | 133.4 | 88.9 | 127 | 36.2 |
4” | 311 | 102.4 | 8 | 53.8 | 124 | 162.1 | 114.3 | 157.2 | 55.3 |
5” | 375 | 128.3 | 8 | 73.2 | 155.4 | 196.9 | 141.2 | 185.7 | 92.5 |
6” | 394 | 154.2 | 12 | 82.6 | 171.5 | 228.6 | 168.4 | 215.9 | 143.0 |
8” | 483 | 202.7 | 12 | 91.9 | 212.9 | 292.1 | 219.2 | 269.9 | 215.0 |
10” | 584 | 254.5 | 12 | 108 | 254 | 368.3 | 273.1 | 323.8 | 406.0 |
12 " | 673 | 304.8 | 16 | 124 | 282.4 | 450.9 | 323.9 | 381 | 572.0 |