主要外形和連接尺寸 Main external and connection dimension 單位Unit: mm
壓力級 | 口徑 | 尺寸(mm) |
重量(kg) | 配管法蘭(供參考) | ||||||||||
NPS |
DN |
L |
D |
D2 |
D3 |
D4 |
螺栓孔中心圓直徑D1 |
螺栓數(shù)量 | 螺栓直徑d | 螺栓長度L1 | ||||
in | mm | R F | RJ | |||||||||||
Class150 PN2.0MPa | 1 / 2 | 15 | 25 | 46 | 15 | 25 | 25 | 0.28 | 60.5 | 4 | 1/2 | M14 | 90 | - |
3 / 4 | 20 | 31.5 | 56 | 19 | 30 | 30 | 0.42 | 70 | 4 | 1/2 | M14 | 100 | - | |
1 | 25 | 35.5 | 65 | 24 | 36 | 36 | 0.56 | 79.5 | 4 | 1/2 | M14 | 105 | 120 | |
11/4 | 32 | 40 | 74 | 31 | 43 | 43 | 0.75 | 89 | 4 | 1/2 | M14 | 115 | 130 | |
11/2 | 40 | 45 | 84 | 39 | 52 | 52 | 1.3 | 98.5 | 4 | 1/2 | M14 | 120 | 135 | |
2 | 50 | 56 | 103 | 48 | 62 | 62 | 2.1 | 120.5 | 4 | 5/8 | M16 | 140 | 155 | |
21/2 | 65 | 63 | 122 | 62 | 75 | 75 | 2.8 | 139.5 | 4 | 5/8 | M16 | 155 | 170 | |
3 | 80 | 71 | 135 | 76 | 90 | 90 | 3.6 | 152.5 | 4 | 5/8 | M16 | 165 | 180 | |
4 | 100 | 80 | 173 | 95 | 112 | 112 | 4.8 | 190.5 | 8 | 5/8 | M16 | 175 | 190 | |
5 | 125 | 110 | 195 | 110 | 125 | 132 | 12 | 216.0 | 8 | 3 /4 | M20 | 210 | 225 | |
6 | 150 | 125 | 220 | 127 | 150 | 158 | 17 | 241.5 | 8 | 3 /4 | M20 | 230 | 245 | |
8 | 200 | 160 | 277 | 165 | 200 | 208 | 29 | 298.5 | 8 | 3 / 4 | M20 | 270 | 285 | |
Class300 PN5.0MPa
| 1/2 | 15 | 25 | 52 | 15 | 25 | 25 | 0.3 | 66.5 | 4 | 1/2 | M14 | 95 | 105 |
3 /4 | 20 | 31.5 | 65 | 19 | 30 | 30 | 0.46 | 82.5 | 4 | 5/8 | M16 | 110 | 125 | |
1 | 25 | 35.5 | 72 | 24 | 36 | 36 | 0.6 | 89 | 4 | 5/8 | M16 | 115 | 130 | |
11/4 | 32 | 40 | 81 | 31 | 43 | 43 | 0.8 | 98.5 | 4 | 5/8 | M16 | 125 | 140 | |
11/2 | 40 | 45 | 94 | 39 | 52 | 52 | 1.5 | 114.5 | 4 | 3/4 | M20 | 140 | 155 | |
2 | 50 | 56 | 110 | 48 | 62 | 62 | 2.4 | 127.0 | 8 | 5/8 | M16 | 145 | 170 | |
21/2 | 65 | 63 | 128 | 62 | 75 | 75 | 3.0 | 149.0 | 8 | 3/4 | M20 | 170 | 190 | |
3 | 80 | 71 | 147 | 76 | 90 | 90 | 4.0 | 168.5 | 8 | 3/4 | M20 | 185 | 205 | |
4 | 100 | 80 | 179 | 95 | 112 | 112 | 5.5 | 200.0 | 8 | 3/4 | M20 | 200 | 220 | |
5 | 125 | 110 | 214 | 110 | 125 | 132 | 13 | 235.0 | 8 | 3/4 | M20 | 235 | 255 | |
6 | 150 | 125 | 249 | 127 | 150 | 158 | 22 | 270.0 | 12 | 3/4 | M20 | 255 | 275 | |
8 | 200 | 160 | 305 | 165 | 200 | 208 | 36 | 330.0 | 12 | 7/8 | M24 | 305 | 325 | |
Class600 PN11.0MPa
| 1/2 | 15 | 25 | 52 | 15 | 25 | 25 | 0.4 | 66.5 | 4 | 1/2 | M14 | 95 | 105 |
3/4 | 20 | 31.5 | 65 | 19 | 30 | 30 | 0.8 | 82.5 | 4 | 5/8 | M16 | 110 | 125 | |
1 | 25 | 35.5 | 72 | 24 | 36 | 36 | 1.0 | 89.0 | 4 | 5/8 | M16 | 115 | 130 | |
11/4 | 32 | 40 | 81 | 31 | 43 | 43 | 1.3 | 98.5 | 4 | 5/8 | M16 | 125 | 140 | |
11/2 | 40 | 45 | 94 | 39 | 52 | 52 | 1.8 | 114.5 | 4 | 3/4 | M20 | 145 | 160 | |
2 | 50 | 56 | 110 | 48 | 62 | 62 | 2.8 | 127.0 | 8 | 5/8 | M16 | 155 | 170 | |
21/2 | 65 | 63 | 128 | 62 | 75 | 75 | 4 | 149.0 | 8 | 3/4 | M20 | 175 | 195 | |
3 | 80 | 71 | 147 | 76 | 90 | 90 | 6 | 168.5 | 8 | 3/4 | M20 | 190 | 210 | |
4 | 100 | 80 | 191 | 95 | 112 | 112 | 11 | 216.0 | 8 | 7/8 | M24 | 220 | 240 | |
5 | 125 | 110 | 239 | 110 | 125 | 132 | 25 | 267.0 | 8 | 1 | M27 | 265 | 285 | |
6 | 150 | 125 | 264 | 127 | 150 | 158 | 32 | 292.0 | 12 | 1 | M27 | 290 | 310 | |
8 | 200 | 160 | 318 | 165 | 200 | 208 | 52 | 349.0 | 12 | 11/8 | M30 | 345 | 365 | |
Class900 PN15.0MPa
| 1/2 | 15 | 25 | 62 | 15 | 25 | 25 | 0.6 | 82.5 | 4 | 3/4 | M20 | 125 | 140 |
3 /4 | 20 | 31.5 | 69 | 19 | 30 | 30 | 0.9 | 89.0 | 4 | 3/4 | M20 | 135 | 150 | |
1 | 25 | 35.5 | 77 | 24 | 36 | 36 | 1.2 | 101.5 | 4 | 7/8 | M24 | 155 | 170 | |
11/4 | 32 | 40 | 87 | 31 | 43 | 43 | 1.5 | 111.0 | 4 | 7/8 | M24 | 160 | 175 | |
11/2 | 40 | 45 | 97 | 39 | 52 | 52 | 2.0 | 124.0 | 4 | 1 | M27 | 175 | 190 | |
2 | 50 | 56 | 140 | 48 | 62 | 62 | 5.5 | 165.0 | 8 | 7/8 | M24 | 195 | 210 | |
21/2 | 65 | 63 | 162 | 62 | 75 | 75 | 7.5 | 190.5 | 8 | 1 | M27 | 215 | 230 | |
3 | 80 | 71 | 165 | 76 | 90 | 90 | 8 | 190.5 | 8 | 7/8 | M24 | 210 | 225 | |
4 | 100 | 80 | 204 | 95 | 112 | 112 | 14 | 235.0 | 8 | 11/8 | M30 | 245 | 260 | |
5 | 125 | 110 | 245 | 110 | 125 | 132 | 27 | 279.5 | 8 | 11/4 | M33 | 290 | 310 | |
6 | 150 | 125 | 286 | 127 | 150 | 158 | 41 | 317.5 | 12 | 11/8 | M30 | 310 | 325 | |
8 | 200 | 160 | 356 | 165 | 200 | 208 | 76 | 393.5 | 12 | 13/8 | M36 | 375 | 390 |
公稱壓力PN
|
公稱通徑DN
| 尺寸(mm) |
重量(kg)
| 配管法蘭(供參考) | |||||||
L |
D |
D2 |
D3 |
D4 | 螺栓孔中心圓直徑D1 | 螺栓數(shù)量 |
螺栓直徑d | 螺栓長度L1 | |||
PN1.0MPa PN1.6MPa | 15 | 25 | 52 | 15 | 25 | 25 | 0.3 | 65 | 4 | M12 | 90 |
20 | 31.5 | 62 | 19 | 30 | 30 | 0.45 | 75 | 4 | M12 | 100 | |
25 | 35.5 | 72 | 24 | 36 | 36 | 0.6 | 85 | 4 | M12 | 105 | |
32 | 40 | 83 | 31 | 43 | 43 | 0.8 | 100 | 4 | M16 | 115 | |
40 | 45 | 93 | 39 | 52 | 52 | 1.4 | 110 | 4 | M16 | 120 | |
50 | 56 | 108 | 48 | 62 | 62 | 2.3 | 125 | 4 | M16 | 140 | |
65 | 63 | 128 | 62 | 75 | 75 | 3.0 | 145 | 4 | M16 | 150 | |
80 | 71 | 142 | 76 | 90 | 90 | 3.8 | 160 | 8 | M16 | 155 | |
100 | 80 | 162 | 95 | 112 | 112 | 5.0 | 180 | 8 | M16 | 170 | |
125 | 110 | 192 | 110 | 125 | 132 | 11 | 210 | 8 | M16 | 200 | |
150 | 125 | 218 | 127 | 150 | 158 | 16 | 240 | 8 | M20 | 225 | |
PN1.0MPa | 200 | 160 | 273 | 165 | 200 | 208 | 28 | 295 | 8 | M20 | 260 |
PN1.6MPa | 200 | 160 | 273 | 165 | 200 | 208 | 28 | 295 | 12 | M20 | 260 |
PN2.5MPa | 15 | 25 | 52 | 15 | 25 | 25 | 0.3 | 65 | 4 | M12 | 90 |
20 | 31.5 | 62 | 19 | 30 | 30 | 0.45 | 75 | 4 | M12 | 100 | |
25 | 35.5 | 72 | 24 | 36 | 36 | 0.6 | 85 | 4 | M12 | 105 | |
32 | 40 | 83 | 31 | 43 | 43 | 0.8 | 100 | 4 | M16 | 115 | |
40 | 45 | 93 | 39 | 52 | 52 | 1.4 | 110 | 4 | M16 | 120 | |
50 | 56 | 108 | 48 | 62 | 62 | 2.3 | 125 | 4 | M16 | 140 | |
65 | 63 | 128 | 62 | 75 | 75 | 3.0 | 145 | 8 | M16 | 150 | |
80 | 71 | 142 | 76 | 90 | 90 | 3.8 | 160 | 8 | M16 | 165 | |
100 | 80 | 168 | 95 | 112 | 112 | 5.3 | 190 | 8 | M20 | 180 | |
125 | 110 | 194 | 110 | 125 | 132 | 12 | 220 | 8 | M24 | 225 | |
150 | 125 | 224 | 127 | 150 | 158 | 18 | 250 | 8 | M24 | 245 | |
200 | 160 | 284 | 165 | 200 | 208 | 30 | 310 | 12 | M24 | 285 | |
PN4.0MPa | 15 | 25 | 52 | 15 | 25 | 25 | 0.3 | 65 | 4 | M12 | 90 |
20 | 31.5 | 62 | 19 | 30 | 30 | 0.45 | 75 | 4 | M12 | 100 | |
25 | 35.5 | 72 | 24 | 36 | 36 | 0.6 | 85 | 4 | M12 | 105 | |
32 | 40 | 83 | 31 | 43 | 43 | 0.8 | 100 | 4 | M16 | 115 | |
40 | 45 | 93 | 39 | 52 | 52 | 1.4 | 110 | 4 | M16 | 120 | |
50 | 56 | 108 | 48 | 62 | 62 | 2.3 | 125 | 4 | M16 | 140 | |
65 | 63 | 128 | 62 | 75 | 75 | 3.0 | 145 | 8 | M16 | 150 | |
80 | 71 | 142 | 76 | 90 | 90 | 3.8 | 160 | 8 | M16 | 165 | |
100 | 80 | 168 | 95 | 112 | 112 | 5.3 | 190 | 8 | M20 | 180 | |
125 | 110 | 194 | 110 | 125 | 132 | 13 | 220 | 8 | M24 | 225 | |
150 | 125 | 224 | 127 | 150 | 158 | 19 | 250 | 8 | M24 | 245 | |
200 | 160 | 291 | 165 | 200 | 208 | 32 | 320 | 12 | M27 | 295 | |
PN6.3MPa | 15 | 25 | 62 | 15 | 25 | 25 | 0.5 | 75 | 4 | M12 | 100 |
20 | 31.5 | 73 | 19 | 30 | 30 | 0.7 | 90 | 4 | M16 | 115 | |
25 | 35.5 | 83 | 24 | 36 | 36 | 1.0 | 100 | 4 | M16 | 130 | |
32 | 40 | 89 | 31 | 43 | 43 | 1.3 | 110 | 4 | M20 | 140 | |
40 | 45 | 104 | 39 | 52 | 52 | 2.0 | 125 | 4 | M20 | 150 | |
50 | 56 | 114 | 48 | 62 | 62 | 3.2 | 135 | 4 | M20 | 160 | |
65 | 63 | 138 | 62 | 75 | 75 | 4.5 | 160 | 8 | M20 | 170 | |
80 | 71 | 148 | 76 | 90 | 90 | 5 | 170 | 8 | M20 | 180 | |
100 | 80 | 174 | 95 | 112 | 112 | 7 | 200 | 8 | M24 | 200 | |
125 | 110 | 211 | 110 | 125 | 132 | 13 | 240 | 8 | M27 | 245 | |
150 | 125 | 248 | 127 | 150 | 158 | 22 | 280 | 8 | M30 | 270 | |
200 | 160 | 310 | 165 | 200 | 208 | 40 | 345 | 12 | M33 | 325 | |
PN10.0MPa | 15 | 25 | 62 | 62 | 25 | 25 | 0.6 | 75 | 4 | M12 | 100 |
20 | 31.5 | 73 | 73 | 30 | 30 | 1.0 | 90 | 4 | M16 | 115 | |
25 | 35.5 | 83 | 83 | 36 | 36 | 1.3 | 100 | 4 | M16 | 130 | |
15 | 25 | 62 | 15 | 25 | 25 | 0.6 | 75 | 4 | M12 | 100 | |
20 | 31.5 | 73 | 19 | 30 | 30 | 1.0 | 90 | 4 | M16 | 115 | |
25 | 35.5 | 83 | 24 | 36 | 36 | 1.3 | 100 | 4 | M16 | 130 | |
32 | 40 | 89 | 31 | 43 | 43 | 1.6 | 110 | 4 | M20 | 140 | |
40 | 45 | 104 | 39 | 52 | 52 | 2.5 | 125 | 4 | M20 | 150 | |
50 | 56 | 120 | 48 | 62 | 62 | 3.8 | 145 | 4 | M24 | 175 | |
65 | 63 | 144 | 62 | 75 | 75 | 6 | 170 | 8 | M24 | 182 | |
80 | 71 | 154 | 76 | 90 | 90 | 7 | 180 | 8 | M24 | 195 | |
100 | 80 | 181 | 95 | 112 | 112 | 10 | 210 | 8 | M27 | 220 | |
125 | 110 | 218 | 110 | 125 | 132 | 18 | 250 | 8 | M30 | 265 | |
150 | 125 | 258 | 127 | 150 | 158 | 30 | 290 | 12 | M30 | 285 | |
200 | 160 | 324 | 165 | 200 | 208 | 56 | 360 | 12 | M33 | 345 | |
PN16.0MPa (JB/T74~90) | 15 | 25 | 58 | 15 | 25 | 25 | 0.6 | 75 | 4 | M16 | 70 |
20 | 31.5 | 69 | 19 | 30 | 30 | 0.9 | 90 | 4 | M20 | 85 | |
25 | 35.5 | 79 | 24 | 36 | 36 | 1.3 | 100 | 4 | M20 | 90 | |
32 | 40 | 92 | 31 | 43 | 43 | 1.7 | 110 | 4 | M22 | 100 | |
40 | 45 | 100 | 39 | 52 | 52 | 2.2 | 125 | 4 | M24 | 110 | |
50 | 56 | 142 | 48 | 62 | 62 | 5.6 | 165 | 4 | M22 | 115 | |
65 | 63 | 162 | 62 | 75 | 75 | 7.5 | 190 | 8 | M27 | 130 | |
80 | 71 | 176 | 76 | 90 | 90 | 9 | 205 | 8 | M27 | 140 | |
100 | 80 | 208 | 95 | 112 | 112 | 14 | 240 | 8 | M30 | 155 | |
125 | 110 | 247 | 110 | 125 | 132 | 27 | 285 | 8 | M36 | 195 | |
150 | 125 | 280 | 127 | 150 | 158 | 38 | 318 | 12 | M36 | 210 | |
200 | 160 | 356 | 165 | 200 | 208 | 76 | 400 | 12 | M42 | 260 | |
PN16.0MPa (GB/T9112 | 15 | 25 | 62 | 15 | 25 | 25 | 0.6 | 75 | 4 | M12 | 115 |
20 | 31.5 | 73 | 19 | 30 | 30 | 1.0 | 90 | 4 | M16 | 135 | |
25 | 35.5 | 83 | 24 | 36 | 36 | 1.3 | 100 | 4 | M16 | 145 | |
32 | 40 | 89 | 31 | 43 | 43 | 1.6 | 110 | 4 | M20 | 160 | |
40 | 45 | 104 | 39 | 52 | 52 | 2.5 | 125 | 4 | M20 | 170 | |
50 | 56 | 120 | 48 | 62 | 62 | 3.8 | 145 | 4 | M24 | 195 | |
65 | 63 | 144 | 62 | 75 | 75 | 6 | 170 | 8 | M24 | 210 | |
80 | 71 | 154 | 76 | 90 | 90 | 7 | 180 | 8 | M24 | 225 | |
100 | 80 | 181 | 95 | 112 | 112 | 10 | 210 | 8 | M27 | 250 | |
125 | 110 | 218 | 110 | 125 | 132 | 18 | 250 | 8 | M30 | 295 | |
150 | 125 | 258 | 127 | 150 | 158 | 30 | 290 | 12 | M30 | 325 | |
200 | 160 | 325 | 165 | 200 | 208 | 58 | 360 | 12 | M33 | 375 |
注:1、不同的法蘭標準其尺寸有一定的差異,故配管法蘭的螺栓直徑d、螺栓長度L1等尺寸僅供參考。本表中配管法蘭尺寸主要以JB/T74~90 標準系列2為依據(jù)。
2、RF表示凸面法蘭;MFM表示凹凸面法蘭;RJ表示環(huán)連接面法蘭。