DESIGN AND MANUFACTURING STANDARDS
- Design and Manufacturing according to BS 1868, ASME B16.34
- End Dimension as per ASME B16.5
- Face to face according to Huhang Standard
- Inspection and test as per API 598
DESIGN AND MANUFACTURING STANDARDS
MAIN DIMENSION AND WEIGHT
| CLASS 150~600 | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SIZE | Class 150 | Class 300 | Class 600 | ||||||||||
| L | L1 | L2 | H | L | L1 | L2 | H | L | L1 | L2 | H | ||
| inch | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm |
| 2 | 50 | 114 | 60 | 90 | 114 | 68 | 110 | 152 | 80 | 111 | |||
| 2-1/2 | 65 | 127 | 80 | 105 | 127 | 86 | 120 | 170 | 96 | 128 | |||
| 3 | 80 | 140 | 101 | 121 | 140 | 100 | 130 | 190 | 115 | 134 | |||
| 4 | 100 | 165 | 136 | 147 | 165 | 120 | 147 | 229 | 136 | 147 | |||
| 6 | 125 | 280 | 320 | 330 | 170 | 280 | 370 | 350 | 175 | 280 | 410 | 393 | 189 |
| 8 | 200 | 305 | 360 | 360 | 210 | 305 | 400 | 385 | 220 | 318 | 445 | 450 | 234 |
| 10 | 250 | 330 | 410 | 410 | 245 | 330 | 440 | 450 | 257 | 330 | 500 | 498 | 275 |
| 12 | 300 | 356 | 460 | 460 | 280 | 356 | 500 | 500 | 305 | 356 | 565 | 550 | 317 |
| 14 | 350 | 381 | 520 | 520 | 320 | 381 | 560 | 550 | 340 | 381 | 630 | 610 | 360 |
| 16 | 400 | 406 | 600 | 585 | 365 | 406 | 635 | 610 | 385 | 406 | 700 | 686 | 400 |
| 18 | 450 | 432 | 685 | 660 | 420 | 432 | 700 | 690 | 430 | 432 | 785 | 780 | 450 |
| 20 | 500 | 457 | 780 | 735 | 470 | 457 | 800 | 775 | 475 | 457 | 870 | 870 | 490 |
| 24 | 600 | 508 | 880 | 790 | 510 | 508 | 810 | 880 | 525 | 508 | 990 | 970 | 540 |
| CLASS 900~1500 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| SIZE | Class 900 | Class 1500 | |||||||
| L | L1 | L2 | H | L | L1 | L2 | H | ||
| inch | mm | mm | mm | mm | mm | mm | mm | mm | mm |
| 2 | 50 | 203 | 100 | 138 | 203 | 148 | 152 | ||
| 2-1/2 | 65 | 224 | 120 | 158 | 224 | 171 | 180 | ||
| 3 | 80 | 241 | 145 | 174 | 241 | 208 | 205 | ||
| 4 | 100 | 260 | 175 | 190 | 279 | 238 | 235 | ||
| 6 | 125 | 323 | 430 | 430 | 220 | 343 | 460 | 260 | |
| 8 | 200 | 450 | 460 | 490 | 260 | 470 | 460 | 530 | 300 |
| 10 | 250 | 500 | 520 | 548 | 300 | 521 | 500 | 588 | 340 |
| 12 | 300 | 545 | 600 | 585 | 335 | 585 | 570 | 625 | 385 |
| 14 | 350 | 608 | 690 | 675 | 386 | 648 | 660 | 705 | 440 |
| 16 | 400 | 670 | 780 | 730 | 448 | 711 | 765 | 770 | 490 |
| 18 | 450 | 725 | 895 | 800 | 496 | 775 | 980 | 840 | 545 |
| 20 | 500 | 776 | 985 | 900 | 554 | 826 | 1115 | 920 | 595 |
| 24 | 600 | 877 | 1045 | 1115 | 596 | 927 | 1246 | 1145 | 650 |