图表显示了150,300,400,900,1500,2500级焊接颈法兰的尺寸,单位为英寸和毫米(带有尺寸公差)。
焊接颈法兰尺寸英寸
w级150(英寸)
焊接颈法兰尺寸等级150 (ASME B16.5),单位为英寸
法兰NPS | 内部 直径 |
外 直径 |
螺栓圆 (BC) |
凸面 (右) |
凸面 (RF) |
H | H1 | 凸面 厚度(T) |
T1 | 平面 厚度(T2) |
螺栓孔 (B) |
不。的 螺栓孔 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1/2 " | 0.62” | 3.50” | 2.38” | 1.38” | .063” | 1.19” | 0.84” | 1.88” | 38” | 1.82” | .62” | 4 |
3/4” | 0.82” | 3.88” | 2.75” | 1.69” | .063” | 1.50” | 1.05” | 2.06” | 无误” | 2.00” | .62” | 4 |
1” | 1.05” | 4.25” | 3.12” | 2.00” | .063” | 1.94” | 1.32” | 2.19” | 50” | 2.13” | .62” | 4 |
1 1/4” | 1.38” | 4.62” | 3.50” | 2.50” | .063” | 2.31” | 1.66” | 2.25” | 56” | 2.19” | .62” | 4 |
1 - 1/2” | 1.61” | 5.00” | 3.88” | 2.88” | .063” | 2.56” | 1.90” | 2.44” | .62” | 2.38” | .62” | 4 |
2” | 2.07” | 6.00” | 4.75” | 3.62” | .063” | 3.06” | 2.38” | 2.50” | ”。 | 2.44” | 综合成绩” | 4 |
2 - 1/2 " | 2.47” | 7.00” | 5.50” | 4.12” | .063” | 3.56” | 2.88” | 2.75” | .82” | 2.69” | 综合成绩” | 4 |
3” | 3.07” | 7.50” | 6.00” | 5.00” | .063” | 4.25” | 3.50” | 2.75” | 多多” | 2.69” | 综合成绩” | 4 |
3 - 1/2” | 3.55” | 8.50” | 7.00” | 5.50” | .063” | 4.81” | 4.00” | 2.81” | 多多” | 2.75” | 综合成绩” | 8 |
4” | 4.03” | 9.00” | 7.50” | 6.19” | .063” | 5.31” | 4.50” | 3.00” | 多多” | 2.94” | 综合成绩” | 8 |
5” | 5.05” | 10.00” | 8.50” | 7.31” | .063” | 6.44” | 5.56” | 3.50” | 多多” | 3.44” | 多多” | 8 |
6” | 6.07” | 11.00” | 9.50” | 8.50” | .063” | 7.56” | 6.63” | 3.50” | 总收入” | 3.44” | 多多” | 8 |
8” | 7.98” | 13.50” | 11.75” | 10.62” | .063” | 9.69” | 8.63” | 4.00” | 1.06” | 3.94” | 多多” | 8 |
10” | 10.02” | 16.00” | 14.25” | 12.75” | .063” | 12.00” | 10.75” | 4.00” | 1.13” | 3.94” | 1.00” | 12 |
12 " | 12.00” | 19.00” | 17.00” | 15.00” | .063” | 14.38” | 12.75” | 4.50” | 1.19” | 4.44” | 1.00” | 12 |
14” | 13.25” | 21.00” | 18.75” | 16.25” | .063” | 15.75” | 14.00” | 5.00” | 1.32” | 4.94” | 1.12” | 12 |
16“ | 15.25” | 23.50” | 21.25” | 18.50” | .063” | 18.00” | 16.00” | 5.00” | 1.38” | 4.94” | 1.12” | 16 |
18” | 17.25” | 25.00” | 22.75” | 21.00” | .063” | 19.88” | 18.00” | 5.50” | 1.50” | 5.44” | 1.25” | 16 |
20” | 19.25” | 27.50” | 25.00” | 23.00” | .063” | 22.00” | 20.00” | 5.69” | 1.63” | 5.63” | 1.25” | 20. |
22” | 21.25” | 29.50” | 27.25” | 25.25” | .063” | 24.25” | 22.00” | 5.88” | 1.75” | 5.82” | 1.38” | 20. |
24” | 23.25” | 32.00” | 29.50” | 27.25” | .063” | 26.12” | 24.00” | 6.00” | 1.82” | 5.94” | 1.38” | 20. |
w级300(英寸)
焊接颈法兰尺寸等级300 (ASME B16.5),单位为英寸
法兰NPS | 内部 直径 |
外 直径 |
螺栓圆 (BC) |
凸面 (右) |
凸面 (RF) |
H | H1 | 凸面 厚度(T) |
T1 | 平面 厚度(T2) |
螺栓孔 (B) |
不。的 螺栓孔 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1/2 " | 0.62” | 3.75” | 2.62” | 1.38” | .063” | 1.50” | 0.84” | 2.06” | 50” | 2.00” | 0.62” | 4 |
3/4” | 0.82” | 4.62” | 3.25” | 1.69” | .063” | 1.88” | 1.05” | 2.25” | 56” | 2.19” | 0.75” | 4 |
1” | 1.05” | 4.88” | 3.50” | 2.00” | .063” | 2.12” | 1.32” | 2.44” | 点” | 2.38” | 0.75” | 4 |
1 1/4” | 1.38” | 5.25” | 3.88” | 2.50” | .063” | 2.50” | 1.66” | 2.56” | ”。 | 2.50” | 0.75” | 4 |
1 - 1/2” | 1.61” | 6.12” | 4.50” | 2.88” | .063” | 2.75” | 1.90” | 2.69” | 综合成绩” | 2.63” | 0.88” | 4 |
2” | 2.07” | 6.50” | 5.00” | 3.62” | .063” | 3.31” | 2.38” | 2.75” | .82” | 2.69” | 0.75” | 8 |
2 - 1/2 " | 2.47” | 7.50” | 5.88” | 4.12” | .063” | 3.94” | 2.88” | 3.00” | 总收入” | 2.94” | 0.88” | 8 |
3” | 3.07” | 8.25” | 6.62” | 5.00” | .063” | 4.62” | 3.50” | 3.12” | 1.06” | 3.06” | 0.88” | 8 |
3 - 1/2” | 3.55” | 9.00” | 7.25” | 5.50” | .063” | 5.25” | 4.00” | 3.19” | 1.13” | 3.13” | 0.88” | 8 |
4” | 4.03” | 10.00” | 7.88” | 6.19” | .063” | 5.75” | 4.50” | 3.38” | 1.19” | 3.32” | 0.88” | 8 |
5” | 5.05” | 11.00” | 9.25” | 7.31” | .063” | 7.00” | 5.56” | 3.88” | 1.32” | 3.82” | 0.88” | 8 |
6” | 6.07” | 12.50” | 10.62” | 8.50” | .063” | 8.12” | 6.63” | 3.88” | 1.38” | 3.82” | 0.88” | 12 |
8” | 7.98” | 15.00” | 13.00” | 10.62” | .063” | 10.25” | 8.63” | 4.38” | 1.56” | 4.32” | 1.00” | 12 |
10” | 10.02” | 17.50” | 15.25” | 12.75” | .063” | 12.62” | 10.75” | 4.62” | 1.82” | 4.56” | 1.12” | 16 |
12 " | 12.00” | 20.50” | 17.75” | 15.00” | .063” | 14.75” | 12.75” | 5.12” | 1.94” | 5.06” | 1.25” | 16 |
14” | 13.25” | 23.00” | 20.25” | 16.25” | .063” | 16.75” | 14.00” | 5.62” | 2.06” | 5.56” | 1.25” | 20. |
16“ | 15.25” | 25.50” | 22.50” | 18.50” | .063” | 19.00” | 16.00” | 5.75” | 2.19” | 5.69” | 1.38” | 20. |
18” | 17.25” | 28.00” | 24.75” | 21.00” | .063” | 21.00” | 18.00” | 6.25” | 2.32” | 6.19” | 1.38” | 24 |
20” | 19.25” | 30.50” | 27.00” | 23.00” | .063” | 23.12” | 20.00” | 6.38” | 2.44” | 6.32” | 1.38” | 24 |
22” | 21.25” | 33.00” | 29.25” | 25.25” | .063” | 25.25” | 22.00” | 6.50” | 2.57” | 6.44” | 1.62” | 24 |
24” | 23.25” | 36.00” | 32.0” | 27.25” | .063” | 27.62” | 24.00” | 6.62” | 2.69” | 6.56” | 1.62” | 24 |
Wn级400(英寸)
焊接颈法兰尺寸等级400 (ASME B16.5),单位为英寸
法兰NPS | 内部 直径 |
外 直径 |
螺栓圆 (BC) |
凸面 (右) |
凸面 (RF) |
H | H1 | 凸面 厚度(T) |
T1 | 平面 厚度(T2) |
螺栓孔 (B) |
不。的 螺栓孔 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1/2 " | 55” | 3.75” | 2.62” | 1.38” | .250” | 1.50” | 0.84” | 2.31” | 0.56” | 2.06” | 0.62” | 4 |
3/4” | .74点” | 4.62” | 3.25” | 1.69” | .250” | 1.88” | 1.05” | 2.50” | 0.62” | 2.25” | 0.75” | 4 |
1” | .96点” | 4.88” | 3.50” | 2.00” | .250” | 2.12” | 1.32” | 2.69” | 0.69” | 2.44” | 0.75” | 4 |
1 1/4” | 1.28” | 5.25” | 3.88” | 2.50” | .250” | 2.50” | 1.66” | 2.87” | 0.81” | 2.62” | 0.75” | 4 |
1 - 1/2” | 1.50” | 6.12” | 4.50” | 2.88” | .250” | 2.75” | 1.90” | 3.00” | 0.88” | 2.75” | 0.88” | 4 |
2” | 1.94” | 6.50” | 5.00” | 3.62” | .250” | 3.31” | 2.38” | 3.13” | 1.00” | 2.88” | 0.75” | 8 |
2 - 1/2 " | 2.32” | 7.50” | 5.88” | 4.12” | .250” | 3.94” | 2.88” | 3.37” | 1.12” | 3.12” | 0.88” | 8 |
3” | 2.90” | 8.25” | 6.62” | 5.00” | .250” | 4.62” | 3.50” | 3.50” | 1.25” | 3.25” | 0.88” | 8 |
3 - 1/2” | 3.36” | 9.00” | 7.25” | 5.50” | .250” | 5.25” | 4.00” | 3.63” | 1.38” | 3.38” | 1.00” | 8 |
4” | 3.83” | 10.00” | 7.88” | 6.19” | .250” | 5.75” | 4.50” | 3.75” | 1.38” | 3.50” | 1.00” | 8 |
5” | 4.81” | 11.00” | 9.25” | 7.31” | .250” | 7.00” | 5.56” | 4.25” | 1.50” | 4.00” | 1.00” | 8 |
6” | 5.76” | 12.50” | 10.62” | 8.50” | .250” | 8.12” | 6.63” | 4.31” | 1.62” | 4.06” | 1.00” | 12 |
8” | 7.63” | 15.00” | 13.00” | 10.62” | .250” | 10.25” | 8.63” | 4.87” | 1.88” | 4.62” | 1.12” | 12 |
10” | 9.75” | 17.50” | 15.25” | 12.75” | .250” | 12.62” | 10.75” | 5.13” | 2.12” | 4.88” | 1.25” | 16 |
12 " | 11.75” | 20.50” | 17.75” | 15.00” | .250” | 14.75” | 12.75” | 5.63” | 2.25” | 5.38” | 1.38” | 16 |
14” | 13.00” | 23.00” | 20.25” | 16.25” | .250” | 16.75” | 14.00” | 6.13” | 2.38” | 5.88” | 1.38” | 20. |
16“ | 15.00” | 25.50” | 22.50” | 18.50” | .250” | 19.00” | 16.00” | 6.25” | 2.50” | 6.00” | 1.50” | 20. |
18” | 17.00” | 28.00” | 24.75” | 21.00” | .250” | 21.00” | 18.00” | 6.75” | 2.62” | 6.50” | 1.50” | 24 |
20” | 19.00” | 30.50” | 27.00” | 23.00” | .250” | 23.12” | 20.00” | 6.87” | 2.75” | 6.62” | 1.62” | 24 |
22” | 21.00” | 33.00” | 29.25” | 25.25” | .250” | 25.25” | 22.00” | 7.00” | 2.88” | 6.75” | 1.75” | 24 |
24” | 23.00” | 36.00” | 32.00” | 27.25” | .250” | 27.62” | 24.00” | 7.13” | 3.00” | 6.88” | 1.88” | 24 |
600级(英寸)
焊接颈法兰尺寸等级600 (ASME B16.5),单位为英寸
法兰NPS | 内部 直径 |
外 直径 |
螺栓圆 (BC) |
凸面 (右) |
凸面 (RF) |
H | H1 | 凸面 厚度(T) |
T1 | 平面 厚度(T2) |
螺栓孔 (B) |
不。的 螺栓孔 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1/2 " | 0.55” | 3.75” | 2.62” | 1.38” | .250” | 1.50” | 0.84” | 2.31” | 0.56” | 2.06” | 0.62” | 4 |
3/4” | 0.74” | 4.62” | 3.25” | 1.69” | .250” | 1.88” | 1.05” | 2.50” | 0.62” | 2.25” | 0.75” | 4 |
1” | 0.96” | 4.88” | 3.50” | 2.00” | .250” | 2.12” | 1.32” | 2.69” | 0.69” | 2.44” | 0.75” | 4 |
1 1/4” | 1.28” | 5.25” | 3.88” | 2.50” | .250” | 2.50” | 1.66” | 2.87” | 0.81” | 2.62” | 0.75” | 4 |
1 - 1/2” | 1.50” | 6.12” | 4.50” | 2.88” | .250” | 2.75” | 1.90” | 3.00” | 0.88” | 2.75” | 0.88” | 4 |
2” | 1.94” | 6.50” | 5.00” | 3.62” | .250” | 3.31” | 2.38” | 3.13” | 1.00” | 2.88” | 0.75” | 8 |
2 - 1/2 " | 2.32” | 7.50” | 5.88” | 4.12” | .250” | 3.94” | 2.88” | 3.37” | 1.12” | 3.12” | 0.88” | 8 |
3” | 2.90” | 8.25” | 6.62” | 5.00” | .250” | 4.62” | 3.50” | 3.50” | 1.25” | 3.25” | 0.88” | 8 |
3 - 1/2” | 3.36” | 9.00” | 7.25” | 5.50” | .250” | 5.25” | 4.00” | 3.63” | 1.38” | 3.38” | 1.00” | 8 |
4” | 3.83” | 10.75” | 8.50” | 6.19” | .250” | 6.00” | 4.50” | 4.25” | 1.5” | 4.00” | 1.00” | 8 |
5” | 4.81” | 13.00” | 10.50” | 7.31” | .250” | 7.44” | 5.56” | 4.75” | 1.75” | 4.50” | 1.12” | 8 |
6” | 5.76” | 14.00” | 11.50” | 8.50” | .250” | 8.75” | 6.63” | 4.87” | 1.88” | 4.62” | 1.12” | 12 |
8” | 7.63” | 16.50” | 13.75” | 10.62” | .250” | 10.75” | 8.63” | 5.50” | 2.19” | 5.25” | 1.25” | 12 |
10” | 9.75” | 20.00” | 17.00” | 12.75” | .250” | 13.5” | 10.75” | 6.25” | 2.50” | 6.00” | 1.38” | 16 |
12 " | 11.75” | 22.00” | 19.25” | 15.00” | .250” | 15.75” | 12.75” | 6.37” | 2.62” | 6.12” | 1.38” | 20. |
14” | 13.00” | 23.75” | 20.75” | 16.25” | .250” | 17.00” | 14.00” | 6.75” | 2.75” | 6.50” | 1.50” | 20. |
16“ | 15.00” | 27.00” | 23.75” | 18.50” | .250” | 19.50” | 16.00” | 7.25” | 3.00” | 7.00” | 1.62” | 20. |
18” | 17.00” | 29.25” | 25.75” | 21.00” | .250” | 21.50” | 18.00” | 7.50” | 3.25” | 7.25” | 1.75” | 20. |
20” | 19.00” | 32.00” | 28.50” | 23.00” | .250” | 24.00” | 20.00” | 7.75” | 3.50” | 7.50” | 1.75” | 24 |
22” | 21.00” | 34.25” | 30.63” | 25.25” | .250” | 26.25” | 22.00” | 8.00” | 3.75” | 7.75” | 1.75” | 24 |
24” | 23.00” | 37.00” | 33.00” | 27.25” | .250” | 28.25” | 24.00” | 8.25” | 4.00” | 8.00” | 2.00” | 24 |
900级(英寸)
焊接颈法兰尺寸等级900 (ASME B16.5),单位为英寸
法兰NPS | 内部 直径 |
外 直径 |
螺栓圆 (BC) |
凸面 (右) |
凸面 (RF) |
H | H1 | 凸面 厚度(T) |
T1 | 平面 厚度(T2) |
螺栓孔 (B) |
不。的 螺栓孔 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
3” | 2.90” | 9.50” | 7.50” | 5.00” | .250” | 5.00” | 3.50” | 4.25” | 1.50” | 4.00” | 1.00” | 8 |
4” | 3.83” | 11.50” | 9.25” | 6.19” | .250” | 6.25” | 4.50” | 4.75” | 1.75” | 4.50” | 1.25” | 8 |
5” | 4.81” | 13.75” | 11.00” | 7.31” | .250” | 7.50” | 5.56” | 5.25” | 3.00” | 5.00” | 1.38” | 8 |
6” | 5.76” | 15.00” | 12.50” | 8.50” | .250” | 9.25” | 6.63” | 5.75” | 2.19” | 5.50” | 1.25” | 12 |
8” | 7.63” | 18.50” | 15.50” | 10.63” | .250” | 11.75” | 8.63” | 6.63” | 2.50” | 6.38” | 1.50” | 12 |
10” | 9.75” | 21.50” | 18.50” | 12.75” | .250” | 14.50” | 10.75” | 7.50” | 2.75” | 7.25” | 1.50” | 16 |
12 " | 11.75” | 24.00” | 21.00” | 15.00” | .250” | 16.50” | 12.75” | 8.13” | 3.13” | 7.88” | 1.50” | 20. |
14” | 13.00” | 25.25” | 22.00” | 16.25” | .250” | 17.75” | 14.00” | 8.63” | 3.38” | 8.38” | 1.63” | 20. |
16“ | 15.00” | 27.75” | 24.25” | 18.50” | .250” | 20.00” | 16.00” | 8.75” | 3.50” | 8.50” | 1.75” | 20. |
18” | 17.00” | 31.00” | 27.00” | 21.00” | .250” | 22.25” | 18.00” | 9.25” | 4.00” | 9.00” | 2.00” | 20. |
20” | 19.00” | 33.75” | 29.50” | 23.00” | .250” | 24.50” | 20.00” | 10.00” | 4.25” | 9.75” | 2.13” | 20. |
24” | 23.00” | 41.00” | 35.50” | 27.25” | .250” | 29.50” | 24.00” | 11.75” | 5.50” | 11.50” | 2.63” | 20. |
1500级(英寸)
焊接颈法兰尺寸等级1500 (ASME B16.5),单位为英寸
法兰NPS | 内部 直径 |
外 直径 |
螺栓圆 (BC) |
凸面 (右) |
凸面 (RF) |
H | H1 | 凸面 厚度(T) |
T1 | 平面 厚度(T2) |
螺栓孔 (B) |
不。的 螺栓孔 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1/2 " | 0.55” | 4.75” | 3.25” | 1.38” | .250” | 1.50” | 0.84” | 2.63” | 0.88” | 2.38” | 0.88” | 4 |
3/4” | 0.74” | 5.13” | 3.50” | 1.69” | .250” | 1.75” | 1.05” | 3.00” | 1.00” | 2.75” | 0.88” | 4 |
1” | 0.96” | 5.88” | 4.00” | 2.00” | .250” | 2.06” | 1.32” | 3.13” | 1.13” | 2.88” | 1.00” | 4 |
1 1/4” | 1.28” | 6.25” | 4.38” | 2.50” | .250” | 2.50” | 1.66” | 3.13” | 1.13” | 2.88” | 1.00” | 4 |
1 - 1/2” | 1.50” | 7.00” | 4.88” | 2.88” | .250” | 2.75” | 1.90” | 3.50” | 1.25” | 3.25” | 1.13” | 4 |
2” | 1.94” | 8.50” | 6.50” | 3.63” | .250” | 4.13” | 2.38” | 4.25” | 1.50” | 4.00” | 1.00” | 8 |
2 - 1/2 " | 2.32” | 9.63” | 7.50” | 4.13” | .250” | 4.88” | 2.88” | 4.38” | 1.63” | 4.13” | 1.13” | 8 |
3” | 2.90” | 10.50” | 8.00” | 5.00” | .250” | 5.25” | 3.50” | 4.88” | 1.88” | 4.63” | 1.25” | 8 |
4” | 3.83” | 12.25” | 9.50” | 6.19” | .250” | 6.38” | 4.50” | 5.13” | 2.13” | 4.88” | 1.38” | 8 |
5” | 4.81” | 14.75” | 11.50” | 7.31” | .250” | 7.75” | 5.56” | 6.38” | 2.88” | 6.13” | 1.63” | 8 |
6” | 5.76” | 15.50” | 12.50” | 8.50” | .250” | 9.00” | 6.63” | 7.00” | 3.25” | 6.75” | 1.50” | 12 |
8” | 7.63” | 19.00” | 15.50” | 10.63” | .250” | 11.50” | 8.63” | 8.63” | 3.63” | 8.38” | 1.75” | 12 |
10” | 9.75” | 23.00” | 19.00” | 12.75” | .250” | 14.50” | 10.75” | 10.25” | 4.25” | 10.00” | 2.00” | 12 |
12 " | 11.75” | 26.50” | 22.50” | 15.00” | .250” | 17.75” | 12.75” | 11.38” | 4.88” | 11.13” | 2.13” | 16 |
14” | 13.00” | 29.50” | 25.00” | 16.25” | .250” | 19.50” | 14.00” | 12.00” | 5.25” | 11.75” | 2.38” | 16 |
16“ | 15.00” | 32.50” | 27.75” | 18.50” | .250” | 21.75” | 16.00” | 12.50” | 5.75” | 12.25” | 2.63” | 16 |
18” | 17.00” | 36.00” | 30.50” | 21.00” | .250” | 23.50” | 18.00” | 13.13” | 6.38” | 12.88” | 2.88” | 16 |
20” | 19.00” | 38.75” | 32.75” | 23.00” | .250” | 25.25” | 20.00” | 14.25” | 7.00” | 14.00” | 3.13” | 16 |
24” | 23.00” | 46.00” | 39.00” | 27.25” | .250” | 30.00” | 24.00” | 16.25” | 8.00” | 16.00” | 3.63” | 16 |
2500级(英寸)
焊接颈法兰尺寸等级2500 (ASME B16.5),单位为英寸
法兰NPS | 内部 直径 |
外 直径 |
螺栓圆 (BC) |
凸面 (右) |
凸面 (RF) |
H | H1 | 凸面 厚度(T) |
T1 | 平面 厚度(T2) |
螺栓孔 (B) |
不。的 螺栓孔 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1/2 " | 0.55” | 5.25” | 3.50” | 1.38” | .250” | 1.69” | 0.84” | 3.13” | 1.19” | 2.88” | 0.88” | 4 |
3/4” | 0.74” | 5.50” | 3.75” | 1.69” | .250” | 2.00” | 1.05” | 3.38” | 1.25” | 3.13” | 0.88” | 4 |
1” | 0.96” | 6.25” | 4.25” | 2.00” | .250” | 2.25” | 1.32” | 3.75” | 1.38” | 3.50” | 1.00” | 4 |
1 1/4” | 1.28” | 7.25” | 5.13” | 2.50” | .250” | 2.88” | 1.66” | 4.00” | 1.50” | 3.75” | 1.13” | 4 |
1 - 1/2” | 1.50” | 8.00” | 5.75” | 2.88” | .250” | 3.13” | 1.90” | 4.63” | 1.75” | 4.38” | 1.25” | 4 |
2” | 1.94” | 9.25” | 6.75” | 3.63” | .250” | 3.75” | 2.38” | 5.25” | 2.00” | 5.00” | 1.13” | 8 |
2 - 1/2 " | 2.32” | 10.50” | 7.75” | 4.13” | .250” | 4.50” | 2.88” | 5.88” | 2.25” | 5.63” | 1.25” | 8 |
3” | 2.90” | 12.00” | 9.00” | 5.00” | .250” | 5.25” | 3.50” | 6.88” | 2.63” | 6.63” | 1.38” | 8 |
4” | 3.83” | 14.00” | 10.75” | 6.19” | .250” | 6.50” | 4.50” | 7.75” | 3.00” | 7.50” | 1.63” | 8 |
5” | 4.81” | 16.50” | 12.75” | 7.31” | .250” | 8.00” | 5.56” | 9.25” | 3.63” | 9.00” | 1.88” | 8 |
6” | 5.76” | 19.00” | 14.50” | 8.50” | .250” | 9.25” | 6.63” | 11.00” | 4.25” | 10.75” | 2.13” | 8 |
8” | 7.63” | 21.75” | 17.25” | 10.63” | .250” | 12.00” | 8.63” | 12.75” | 5.00” | 12.50” | 2.13” | 12 |
10” | 9.75” | 26.50” | 21.25” | 12.75” | .250” | 14.75” | 10.75” | 16.75” | 6.50” | 16.50” | 2.63” | 12 |
12 " | 11.75” | 30.00” | 24.38” | 15.00” | .250” | 17.38” | 12.75” | 18.50” | 7.25” | 18.25” | 2.88” | 12 |
焊接颈法兰尺寸在毫米
w级150(毫米)
焊接颈法兰尺寸等级150 (ASME B16.5),单位为毫米
大小 英寸 |
D 毫米 |
X 毫米 |
G 毫米 |
t 毫米 |
B1 毫米 |
T1 毫米 |
一个 毫米 |
---|---|---|---|---|---|---|---|
1/2 | 89 | 30.2 | 35.1 | 11.2 | 15.7 | 47.8 | 21.3 |
3/4 | 99 | 38.1 | 42.9 | 12.7 | 20.8 | 52.3 | 26.7 |
1 | 108 | 49.3 | 50.8 | 14.2 | 26.7 | 55.6 | 33.5 |
1¼ | 117 | 58.7 | 63.5 | 15.7 | 35.1 | 57.2 | 42.2 |
1½ | 127 | 65.0 | 73.2 | 17.5 | 40.9 | 62.0 | 48.3 |
2 | 152 | 77.7 | 91.9 | 19.1 | 52.6 | 63.5 | 60.5 |
2½ | 178 | 90.4 | 104.6 | 22.4 | 62.7 | 69.9 | 73.2 |
3. | 191 | 108.0 | 127.0 | 23.9 | 78.0 | 69.9 | 88.9 |
3½ | 216 | 122.2 | 139.7 | 23.9 | 90.2 | 71.4 | 101.6 |
4 | 229 | 134.9 | 157.2 | 23.9 | 102.4 | 76.2 | 114.3 |
5 | 254 | 163.6 | 185.7 | 23.9 | 128.3 | 88.9 | 141.2 |
6 | 279 | 192.0 | 215.9 | 25.4 | 154.2 | 88.9 | 168.4 |
8 | 343 | 246.1 | 269.7 | 28.4 | 202.7 | 101.6 | 218.2 |
10 | 406 | 304.8 | 323.9 | 30.2 | 254.5 | 101.6 | 273.1 |
12 | 483 | 365.3 | 381.0 | 31.8 | 304.8 | 114.3 | 323.9 |
14 | 533 | 400.1 | 412.8 | 35.1 | 336.6 | 127.0 | 355.6 |
16 | 597 | 457.2 | 469.9 | 36.6 | 387.4 | 127.0 | 406.4 |
18 | 635 | 505.0 | 533.4 | 39.6 | 438.2 | 139.7 | 457.2 |
20. | 699 | 558.8 | 584.2 | 42.9 | 489.0 | 144.5 | 508.0 |
24 | 813 | 663.4 | 692.2 | 47.8 | 590.6 | 152.4 | 609.6 |
大小 | 螺栓钻孔 | 螺栓的要求 | |||||
---|---|---|---|---|---|---|---|
英寸 | 螺栓圆 毫米直径 |
洞# | 洞迪亚。毫米 | 螺栓迪亚。英寸。 | 长度 FF法兰 |
长度 射频法兰 |
长度 环连接面法兰 |
1/2 | 60.5 | 4 | 15.7 | 1/2 | 50.8 | 57.2 | - - - - - - |
3/4 | 69.9 | 4 | 15.7 | 1/2 | 50.8 | 63.5 | - - - - - - |
1 | 79.2 | 4 | 15.7 | 1/2 | 57.2 | 63.5 | 76.2 |
1¼ | 88.9 | 4 | 15.7 | 1/2 | 57.2 | 69.9 | 82.6 |
1½ | 98.6 | 4 | 15.7 | 1/2 | 63.5 | 69.9 | 82.6 |
2 | 120.7 | 4 | 19.1 | 5/8 | 69.9 | 82.6 | 95.3 |
2½ | 139.7 | 4 | 19.1 | 5/8 | 76.2 | 88.9 | 101.6 |
3. | 152.4 | 4 | 19.1 | 5/8 | 76.2 | 88.9 | 101.6 |
3½ | 177.8 | 8 | 19.1 | 5/8 | 76.2 | 88.9 | 101.6 |
4 | 190.5 | 8 | 19.1 | 5/8 | 76.2 | 88.9 | 101.6 |
5 | 215.9 | 8 | 22.4 | 3/4 | 82.6 | 95.3 | 108.0 |
6 | 241.3 | 8 | 22.4 | 3/4 | 82.6 | 101.6 | 114.3 |
8 | 298.5 | 8 | 22.4 | 3/4 | 88.9 | 108.0 | 120.7 |
10 | 362.0 | 12 | 25.4 | 7/8 | 101.6 | 114.3 | 127.0 |
12 | 431.8 | 12 | 25.4 | 7/8 | 101.6 | 120.7 | 133.4 |
14 | 476.3 | 12 | 28.4 | 1 | 114.3 | 133.4 | 146.1 |
16 | 539.8 | 16 | 28.4 | 1 | 114.3 | 133.4 | 146.1 |
18 | 577.9 | 16 | 31.8 | 11/8 | 127.0 | 146.1 | 158.8 |
20. | 635.0 | 20. | 31.8 | 11/8 | 139.7 | 158.8 | 171.5 |
24 | 749.3 | 20. | 35.1 | 1¼ | 152.4 | 171.5 | 184.2 |
300级(毫米)
焊接颈法兰尺寸等级300 (ASME B16.5),单位为毫米
大小 英寸 |
D 毫米 |
X 毫米 |
G 毫米 |
t 毫米 |
B1 毫米 |
T1 毫米 |
一个 毫米 |
---|---|---|---|---|---|---|---|
1/2 | 95 | 38.1 | 35.1 | 14.2 | 15.7 | 52.3 | 21.3 |
3/4 | 117 | 47.8 | 42.9 | 15.7 | 20.8 | 57.2 | 26.7 |
1 | 124 | 53.8 | 50.8 | 17.5 | 26.7 | 62.0 | 33.5 |
1¼ | 133 | 63.5 | 63.5 | 19.1 | 35.1 | 65.0 | 42.2 |
1½ | 155 | 69.9 | 73.2 | 20.6 | 40.9 | 68.3 | 48.3 |
2 | 165 | 84.1 | 91.9 | 22.4 | 52.6 | 69.9 | 60.5 |
2½ | 191 | 100.1 | 104.6 | 25.4 | 62.7 | 76.2 | 73.2 |
3. | 210 | 117.3 | 127.0 | 28.4 | 78.0 | 79.2 | 88.9 |
3½ | 229 | 133.4 | 139.7 | 30.2 | 90.2 | 81.0 | 101.6 |
4 | 254 | 146.1 | 157.2 | 31.8 | 102.4 | 85.9 | 114.3 |
5 | 279 | 177.8 | 185.7 | 35.1 | 128.3 | 98.6 | 141.2 |
6 | 318 | 206.2 | 215.9 | 36.6 | 154.2 | 98.6 | 168.4 |
8 | 381 | 260.4 | 269.7 | 41.1 | 202.7 | 111.3 | 219.2 |
10 | 445 | 320.5 | 323.9 | 47.8 | 254.5 | 117.3 | 273.1 |
12 | 521 | 374.7 | 381.0 | 50.8 | 304.8 | 130.0 | 323.9 |
14 | 584 | 425.5 | 412.8 | 63.8 | 336.6 | 142.7 | 355.6 |
16 | 648 | 482.6 | 469.9 | 57.2 | 387.4 | 146.1 | 406.4 |
18 | 711 | 533.4 | 533.4 | 60.5 | 438.2 | 158.8 | 457.2 |
20. | 775 | 587.2 | 584.2 | 63.5 | 489.0 | 162.1 | 508.0 |
24 | 914 | 701.5 | 692.2 | 69.9 | 590.6 | 168.1 | 609.6 |
大小 | 螺栓钻孔 | 螺栓的要求 | |||||
---|---|---|---|---|---|---|---|
英寸 | 螺栓圆 毫米直径 |
洞# | 洞迪亚。毫米 | 螺栓迪亚。英寸。 | 长度 FF法兰 |
长度 射频法兰 |
长度 环连接面法兰 |
1/2 | 66.5 | 4 | 15.7 | 1/2 | 57.2 | 63.5 | 76.2 |
3/4 | 82.6 | 4 | 19.1 | 5/8 | 63.5 | 76.2 | 88.9 |
1 | 88.9 | 4 | 19.1 | 5/8 | 63.5 | 76.2 | 88.9 |
1¼ | 98.6 | 4 | 19.1 | 5/8 | 69.9 | 82.6 | 95.3 |
1½ | 114.3 | 4 | 22.4 | 3/4 | 76.2 | 88.9 | 101.6 |
2 | 127.0 | 8 | 19.1 | 5/8 | 76.2 | 88.9 | 101.6 |
2½ | 149.4 | 8 | 22.4 | 3/4 | 82.6 | 101.6 | 114.3 |
3. | 168.1 | 8 | 22.4 | 3/4 | 88.9 | 108.0 | 120.7 |
3½ | 184.2 | 8 | 22.4 | 3/4 | 95.3 | 108.0 | 127.0 |
4 | 200.2 | 8 | 22.4 | 3/4 | 95.3 | 114.3 | 127.0 |
5 | 235.0 | 8 | 22.4 | 3/4 | 108.0 | 120.7 | 133.4 |
6 | 269.7 | 12 | 22.4 | 3/4 | 108.0 | 120.7 | 139.7 |
8 | 330.2 | 12 | 25.4 | 7/8 | 120.7 | 139.7 | 152.4 |
10 | 387.4 | 16 | 28.4 | 1 | 139.7 | 158.8 | 171.5 |
12 | 450.9 | 16 | 31.8 | 11/8 | 146.1 | 171.5 | 184.2 |
14 | 514.4 | 20. | 31.8 | 11/8 | 158.8 | 177.8 | 190.5 |
16 | 571.5 | 20. | 35.1 | 1¼ | 165.1 | 190.5 | 203.2 |
18 | 628.7 | 24 | 35.1 | 1¼ | 171.5 | 196.9 | 209.6 |
20. | 685.8 | 24 | 35.1 | 1¼ | 184.2 | 203.2 | 222.3 |
24 | 812.8 | 24 | 41.1 | 1½ | 203.2 | 228.6 | 254.0 |
600级(毫米)
焊接颈法兰尺寸等级300 (ASME B16.5),单位为毫米
大小 英寸 |
D 毫米 |
X 毫米 |
G 毫米 |
t 毫米 |
B1 毫米 |
T1 毫米 |
一个 毫米 |
---|---|---|---|---|---|---|---|
1/2 | 95 | 38.1 | 35.1 | 14.2 | B36.10 / .19 | 52.3 | 21.3 |
3/4 | 117 | 47.8 | 42.9 | 15.7 | B36.10 / .19 | 57.2 | 26.7 |
1 | 124 | 53.8 | 50.8 | 17.5 | B36.10 / .19 | 62.0 | 33.5 |
1¼ | 133 | 63.5 | 63.5 | 20.6 | B36.10 / .19 | 66.5 | 42.2 |
1½ | 155 | 69.9 | 73.2 | 22.4 | B36.10 / .19 | 69.9 | 48.3 |
2 | 165 | 84.1 | 91.9 | 25.4 | B36.10 / .19 | 73.2 | 60.5 |
2½ | 191 | 100.1 | 104.6 | 28.4 | B36.10 / .19 | 79.2 | 73.2 |
3. | 210 | 117.3 | 127.0 | 31.8 | B36.10 / .19 | 82.6 | 88.9 |
3½ | 229 | 133.4 | 139.7 | 35.1 | B36.10 / .19 | 85.9 | 101.6 |
4 | 273 | 152.4 | 157.2 | 38.1 | B36.10 / .19 | 101.6 | 114.3 |
5 | 330 | 189.0 | 185.7 | 44.5 | B36.10 / .19 | 114.3 | 141.2 |
6 | 356 | 222.3 | 215.9 | 47.8 | B36.10 / .19 | 117.3 | 168.4 |
8 | 419 | 273.1 | 269.7 | 55.6 | B36.10 / .19 | 133.4 | 219.2 |
10 | 508 | 342.9 | 323.9 | 63.5 | B36.10 / .19 | 152.4 | 273.1 |
12 | 559 | 400.1 | 381.0 | 66.5 | B36.10 / .19 | 155.4 | 323.9 |
14 | 603 | 431.8 | 412.8 | 69.9 | B36.10 / .19 | 165.1 | 355.6 |
16 | 686 | 495.3 | 469.9 | 76.2 | B36.10 / .19 | 177.8 | 406.4 |
18 | 743 | 546.1 | 533.4 | 82.6 | B36.10 / .19 | 184.2 | 457.2 |
20. | 813 | 609.6 | 584.2 | 88.9 | B36.10 / .19 | 190.5 | 508.0 |
24 | 940 | 717.6 | 692.2 | 101.6 | B36.10 / .19 | 203.2 | 609.6 |
大小 | 螺栓钻孔 | 螺栓的要求 | |||||
---|---|---|---|---|---|---|---|
英寸 | 螺栓圆 毫米直径 |
洞# | 洞迪亚。毫米 | 螺栓迪亚。英寸。 | 长度 FF法兰 |
长度 射频法兰 |
长度 环连接面法兰 |
1/2 | 66.5 | 4 | 15.7 | 1/2 | 76.2 | 69.9 | 76.2 |
3/4 | 82.6 | 4 | 19.1 | 5/8 | 88.9 | 82.6 | 88.9 |
1 | 88.9 | 4 | 19.1 | 5/8 | 88.9 | 82.6 | 88.9 |
1¼ | 98.6 | 4 | 19.1 | 5/8 | 95.3 | 88.9 | 95.3 |
1½ | 114.3 | 4 | 22.4 | 3/4 | 108.0 | 101.6 | 108.0 |
2 | 127.0 | 8 | 19.1 | 5/8 | 108.0 | 101.6 | 108.0 |
2½ | 149.4 | 8 | 22.4 | 3/4 | 120.7 | 114.3 | 120.7 |
3. | 168.1 | 8 | 22.4 | 3/4 | 127.0 | 120.7 | 127.0 |
3½ | 184.2 | 8 | 25.4 | 7/8 | 139.7 | 133.4 | 139.7 |
4 | 215.9 | 8 | 25.4 | 7/8 | 146.1 | 139.7 | 146.1 |
5 | 266.7 | 8 | 28.4 | 1 | 165.1 | 158.8 | 165.1 |
6 | 292.1 | 12 | 28.4 | 1 | 171.5 | 165.1 | 171.5 |
8 | 349.3 | 12 | 31.8 | 11/8 | 190.5 | 184.2 | 196.9 |
10 | 431.8 | 16 | 35.1 | 1¼ | 215.9 | 209.6 | 215.9 |
12 | 489.0 | 20. | 35.1 | 1¼ | 222.3 | 215.9 | 222.3 |
14 | 527.1 | 20. | 38.1 | 13/8 | 235.0 | 228.6 | 235.0 |
16 | 603.3 | 20. | 41.1 | 1½ | 254.0 | 247.7 | 254.0 |
18 | 654.1 | 20. | 44.5 | 15/8 | 273.1 | 266.7 | 273.1 |
20. | 723.9 | 24 | 44.5 | 15/8 | 285.8 | 279.4 | 292.1 |
24 | 838.2 | 24 | 50.8 | 17/8 | 330.2 | 323.9 | 336.6 |
900级(毫米)
焊接颈法兰尺寸等级300 (ASME B16.5),单位为毫米
大小 英寸 |
D 毫米 |
X 毫米 |
G 毫米 |
t 毫米 |
B1 毫米 |
T1 毫米 |
一个 毫米 |
---|---|---|---|---|---|---|---|
1/2 | 121 | 38.1 | 35.1 | 22.4 | B36.10 / .19 | 60.5 | 21.3 |
3/4 | 130 | 44.5 | 42.9 | 25.4 | B36.10 / .19 | 69.9 | 26.7 |
1 | 149 | 52.3 | 50.8 | 28.4 | B36.10 / .19 | 73.2 | 33.5 |
1¼ | 159 | 63.5 | 63.5 | 28.4 | B36.10 / .19 | 73.2 | 42.2 |
1½ | 178 | 69.9 | 73.2 | 31.8 | B36.10 / .19 | 82.6 | 48.3 |
2 | 216 | 104.6 | 91.9 | 38.1 | B36.10 / .19 | 101.6 | 60.5 |
2½ | 244 | 124.0 | 104.6 | 41.1 | B36.10 / .19 | 104.6 | 73.2 |
3. | 241 | 127.0 | 127.0 | 38.1 | B36.10 / .19 | 101.6 | 88.9 |
4 | 292 | 158.8 | 157.2 | 44.5 | B36.10 / .19 | 114.3 | 114.3 |
5 | 349 | 190.5 | 185.7 | 50.8 | B36.10 / .19 | 127.0 | 141.2 |
6 | 381 | 235.0 | 215.9 | 55.6 | B36.10 / .19 | 139.7 | 168.4 |
8 | 470 | 298.5 | 269.7 | 63.5 | B36.10 / .19 | 162.1 | 219.2 |
10 | 546 | 368.3 | 323.9 | 69.9 | B36.10 / .19 | 184.2 | 273.1 |
12 | 610 | 419.1 | 381.0 | 79.2 | B36.10 / .19 | 200.2 | 323.9 |
14 | 641 | 450.9 | 412.8 | 85.9 | B36.10 / .19 | 212.9 | 355.6 |
16 | 705 | 508.0 | 469.9 | 88.9 | B36.10 / .19 | 215.9 | 406.4 |
18 | 787 | 565.2 | 533.4 | 101.6 | B36.10 / .19 | 228.6 | 457.2 |
20. | 857 | 622.3 | 584.2 | 108.0 | B36.10 / .19 | 247.7 | 508.0 |
24 | 1041 | 749.3 | 692.2 | 139.7 | B36.10 / .19 | 292.1 | 609.6 |
大小 | 螺栓钻孔 | 螺栓的要求 | |||||
---|---|---|---|---|---|---|---|
英寸 | 螺栓圆 毫米直径 |
洞# | 洞迪亚。毫米 | 螺栓迪亚。英寸。 | 长度 FF法兰 |
长度 射频法兰 |
长度 环连接面法兰 |
1/2 | 82.6 | 4 | 22.4 | 3/4 | 108.0 | 101.6 | 108.0 |
3/4 | 88.9 | 4 | 22.4 | 3/4 | 114.3 | 108.0 | 114.3 |
1 | 101.6 | 4 | 25.4 | 7/8 | 127.0 | 120.7 | 127.0 |
1¼ | 111.3 | 4 | 25.4 | 7/8 | 127.0 | 120.7 | 127.0 |
1½ | 124.0 | 4 | 28.4 | 1 | 139.7 | 133.4 | 139.7 |
2 | 165.1 | 8 | 25.4 | 7/8 | 146.1 | 139.7 | 146.1 |
2½ | 190.5 | 8 | 28.4 | 1 | 158.8 | 152.4 | 158.8 |
3. | 190.5 | 8 | 25.4 | 7/8 | 146.1 | 139.7 | 146.1 |
4 | 235.0 | 8 | 31.8 | 11/8 | 171.5 | 165.1 | 171.5 |
5 | 279.4 | 8 | 35.1 | 1¼ | 190.5 | 184.2 | 190.5 |
6 | 317.5 | 12 | 31.8 | 11/8 | 190.5 | 184.2 | 196.9 |
8 | 393.7 | 12 | 38.1 | 13/8 | 222.3 | 215.9 | 222.3 |
10 | 469.9 | 16 | 38.1 | 13/8 | 235.0 | 228.6 | 235.0 |
12 | 533.4 | 20. | 38.1 | 13/8 | 254.0 | 247.7 | 254.0 |
14 | 558.8 | 20. | 41.1 | 1½ | 273.1 | 266.7 | 292.1 |
16 | 616.0 | 20. | 44.5 | 15/8 | 285.8 | 279.4 | 298.5 |
18 | 685.8 | 20. | 50.8 | 17/8 | 323.9 | 317.5 | 333.6 |
20. | 749.3 | 20. | 53.8 | 2 | 349.3 | 342.9 | 362.0 |
24 | 901.7 | 20. | 66.5 | 1½ | 438.2 | 431.8 | 457.2 |
尺寸公差焊接颈法兰
证书 | 板厚度在毫米 | 宽度(毫米) | 长度(毫米) | |
外径 | 当0 = 24″或更小。当0大于24″。 | ±0.06±0.12 | ±1.6毫米 | ±3.2毫米 |
接触面直径 | 0.06″(1.6 mm)凸面。0.25″(6.4 mm)凸面。 | ±0.03±0.02 | ±0.8毫米 | ±0.5毫米 |
焊接处轮毂直径 | NPS 5及以下。NPS 6及以上。 | +0.09″,-0.03″+0.16″,-0.03″ | +2.4 mm, -0.8mm | +4.0 mm, -0.8 mm |
内径 | NPS 10、12、18、20及以上。 | +0.03″+0.06″+0.12″,-0.06″ | +0.8 mm +1.6 mm | +3.2 mm, -1.6 mm |
轮毂在基部的直径 | Hub Base为24″或更小。Hub Base超过24″。 | + 0.06 + 0.12 | + 1.6毫米 | + 3.2毫米 |
厚度 | NPS 18或更小。NPS 20或更大。 | + 0.12 + 0.19 | + 3.2毫米 | + 4.8毫米 |
钻井和铺装 | 螺栓圆直径螺栓孔间距 | ±0.06±0.03 | ±1.6毫米 | ±0.8毫米 |
螺栓圆和端面偏心 | NPS 2 1/2或更小。NPS 3及以上。 | ±0.03±0.06 | ±0.8毫米 | ±1.6毫米 |
通过轮毂的长度 | NPS 10或更小。NPS 12或更大。 | ±0.06±0.12 | ±1.6毫米 | ±3.2毫米 |
一个回应
额定等级600和900的螺纹法兰和WN法兰的公制单位的图纸和表格上有错误(其他类型未检查)。
请注意,RF(凸起面)尺寸并不总是1.6 mm。这些法兰凸起面高度为6.4 mm(0.25″)。此外,高度不包括在法兰的总长度(或高度)中。