主要外形尺寸及连接尺寸：
| 国标（GB）PN1.6MPa | ||||||
| DN | L | D | D1 | D2 | b | Z-фd |
| 15 | 130 | 95 | 65 | 45 | 14 | 4-ф14 |
| 20 | 150 | 105 | 75 | 55 | 14 | 4-ф14 |
| 25 | 160 | 115 | 85 | 65 | 14 | 4-ф14 |
| 32 | 180 | 135 | 100 | 78 | 16 | 4-ф18 |
| 40 | 200 | 145 | 110 | 85 | 16 | 4-ф18 |
| 50 | 230 | 160 | 125 | 100 | 16 | 4-ф18 |
| 65 | 290 | 180 | 145 | 120 | 18 | 4-ф18 |
| 80 | 310 | 195 | 160 | 135 | 20 | 8-ф18 |
| 100 | 350 | 215 | 180 | 155 | 20 | 8-ф18 |
| 125 | 400 | 245 | 210 | 185 | 22 | 8-ф18 |
| 150 | 480 | 280 | 240 | 210 | 24 | 8-ф23 |
| 200 | 550 | 335 | 295 | 265 | 26 | 12-ф23 |
| 250 | 650 | 405 | 355 | 320 | 30 | 12-ф25 |
| 300 | 750 | 460 | 410 | 375 | 30 | 12-ф25 |
| 350 | 850 | 520 | 470 | 435 | 34 | 16-ф25 |
| 400 | 950 | 580 | 525 | 485 | 36 | 16-ф30 |
| 国标（GB）PN2.5MPa | ||||||
| DN | L | D | D1 | D2 | b | Z-фd |
| 15 | 130 | 95 | 65 | 45 | 16 | 4-ф14 |
| 20 | 150 | 105 | 75 | 55 | 16 | 4-ф14 |
| 25 | 160 | 115 | 85 | 65 | 16 | 4-ф14 |
| 32 | 180 | 135 | 100 | 78 | 16 | 4-ф18 |
| 40 | 200 | 145 | 110 | 88 | 18 | 4-ф18 |
| 50 | 230 | 160 | 125 | 100 | 20 | 4-ф18 |
| 65 | 290 | 180 | 145 | 120 | 22 | 4-ф18 |
| 80 | 310 | 195 | 160 | 135 | 22 | 8-ф18 |
| 100 | 350 | 230 | 190 | 160 | 24 | 8-ф23 |
| 125 | 400 | 270 | 220 | 188 | 28 | 8-ф25 |
| 150 | 480 | 300 | 250 | 218 | 30 | 8-ф25 |
| 200 | 550 | 360 | 310 | 278 | 34 | 12-ф25 |
| 250 | 730 | 425 | 370 | 332 | 36 | 12-ф30 |
| 300 | 850 | 485 | 430 | 390 | 40 | 16-ф30 |
| 350 | 850 | 550 | 490 | 448 | 44 | 16-ф30 |
| 国标（GB）PN4.0MPa | ||||||
| DN | L | D | D1 | D2 | b | Z-фd |
| 15 | 130 | 95 | 65 | 45 | 16 | 4-ф14 |
| 20 | 150 | 105 | 75 | 55 | 16 | 4-ф14 |
| 25 | 160 | 115 | 85 | 65 | 16 | 4-ф14 |
| 32 | 180 | 135 | 100 | 78 | 16 | 4-ф18 |
| 40 | 200 | 145 | 110 | 88 | 18 | 4-ф18 |
| 50 | 230 | 160 | 125 | 100 | 20 | 4-ф18 |
| 65 | 290 | 180 | 145 | 120 | 22 | 4-ф18 |
| 80 | 310 | 195 | 160 | 135 | 22 | 8-ф18 |
| 100 | 350 | 230 | 190 | 160 | 24 | 8-ф23 |
| 125 | 400 | 275 | 220 | 188 | 28 | 8-ф25 |
| 150 | 480 | 300 | 250 | 218 | 30 | 8-ф25 |
| 200 | 550 | 375 | 320 | 282 | 38 | 12-ф30 |
| 国标（GB）PN6.4MPa | ||||||
| DN | L | D | D1 | D2 | b | Z-фd |
| 40 | 260 | 165 | 125 | 95 | 24 | 4-ф23 |
| 50 | 300 | 175 | 135 | 105 | 26 | 4-ф25 |
| 65 | 340 | 200 | 160 | 130 | 28 | 8-ф23 |
| 80 | 380 | 210 | 170 | 140 | 30 | 8-ф25 |
| 100 | 430 | 250 | 200 | 168 | 32 | 8-ф25 |
| 125 | 500 | 295 | 240 | 202 | 36 | 8-ф30 |
| 150 | 550 | 340 | 280 | 240 | 38 | 8-ф34 |
| 200 | 650 | 405 | 345 | 300 | 44 | 12-ф34 |
| 国标（GB）PN10.0MPa | ||||||
| DN | L | D | D1 | D2 | b | Z-фd |
| 40 | 260 | 165 | 125 | 95 | 26 | 4-ф23 |
| 50 | 300 | 195 | 145 | 112 | 28 | 4-ф25 |
| 65 | 340 | 220 | 170 | 138 | 32 | 8-ф25 |
| 80 | 380 | 230 | 180 | 148 | 34 | 8-ф25 |
| 100 | 430 | 265 | 210 | 172 | 38 | 8-ф30 |
| 125 | 500 | 310 | 250 | 210 | 42 | 8-ф34 |
| 150 | 550 | 350 | 290 | 250 | 46 | 12-ф34 |
| 200 | 650 | 430 | 360 | 312 | 54 | 12-ф41 |
| 250 | 775 | 500 | 430 | 382 | 60 | 12-ф41 |
