Expansion joints are installed in a piping system to absorb vibration and shock.
Metal pipe expansion joints can withstand the design temperatures, pressures, as well as, provide the capacity necessary to absorb thermal growth of the piping system.
The detailes of the Metallic Pipe Expansion Joints
1.Material | ss304,321,316,316L,Incoloy825,800.Inconel625,Ti alloy,Copper&Alloy |
2.Construction | flange,bellow,internal sleeve,tie-rod,pipe end nut |
3.connector approval | Loose or fixed flange |
4.Braided mesh layer | noe or double layer braided |
5.flange drilled | BS,ANSI,DIN,JIS,UNI,or others provided drawings sample |
6. surface | carbon steel flange galvanized or AL painted |
7. normal size | ID40~600MM,overall length:300~400mm |
8. usage | for the chemical industry,metallurgy,electrical,shipbuilding,construction and other industri |
The mainly sizes for Metallic Pipe Expansion Joints
DN | Number of wave | Pressure grade(Mpa) | Available area (cm2) | Max size (mm) | Length(mm) | |||||
0.25 | 0.6 | 1 | 1.6 | 2.5 | Flange JDZ/F | Pipe JDZ/F | ||||
Axial compensation mm/ N/mm | ||||||||||
32 | 8 | 25/21 | 22/26 | 20/26 | 18/63 | 15/98 | 16 | 110 | 160/250 | 264/210 |
16 | 50/11 | 46/14 | 41/14 | 36/32 | 31/47 | 220 | 244/291 | 316/320 | ||
40 | 8 | 25/28 | 22/44 | 20/44 | 18/89 | 15/10 | 23 | 130 | 164/259 | 269/260 |
16 | 50/14 | 46/22 | 41/22 | 36/45 | 31/55 | 240 | 230/304 | 319/400 | ||
50 | 8 | 25/30 | 22/51 | 20/70 | 18/70 | 15/13 | 37 | 150 | 172/276 | 282/230 |
16 | 50/16 | 46/26 | 41/35 | 36/35 | 31/70 | 260 | 240/342 | 347/450 | ||
65 | 8 | 33/28 | 30/35 | 26/44 | 22/55 | 19/68 | 55 | 170 | 215/294 | 300/260 |
12 | 42/16 | 38/22 | 38/32 | 34/40 | 29/50 | 280 | 260/334 | 340/470 | ||
80 | 8 | 40/20 | 36/26 | 34/33 | 28/41 | 24/54 | 81 | 200 | 240/338 | 344/260 |
10 | 53/14 | 49/17 | 49/21 | 43/26 | 38/33 | 230 | 270/368 | 374/300 | ||
100 | 6 | 45/47 | 45/60 | 40/75 | 35/93 | 29/11 | 121 | 220 | 235/317 | 323/280 |
10 | 76/26 | 74/32 | 64/40 | 57/50 | 49/63 | 260 | 305/381 | 387/320 | ||
125 | 5 | 48/38 | 42/47 | 38/59 | 34/74 | 29/92 | 180 | 250 | 282/314 | 316/320/600 |
9 | 85/23 | 77/29 | 66/36 | 58/45 | 50/56 | 290 | 382/386 | 388/360 | ||
150 | 5 | 49/42 | 44/50 | 40/62 | 34/78 | 29/97 | 257 | 250 | 282/389 | 338/320 |
8 | 79/34 | 71/43 | 64/51 | 54/59 | 46/65 | 290 | 356/399 | 402/360 | ||
200 | 4 | 52/49 | 46/55 | 42/68 | 38/78 | 34/11 | 479 | 300 | 280/384 | 348/370/200 |
6 | 73/31 | 65/44 | 59/52 | 53/58 | 48/78 | 340 | 340/402 | 402/420 | ||
250 | 4 | 72/30 | 65/34 | 59/42 | 52/45 | 47/55 | 796 | 330 | 315/379 | 415/420/300 |
6 | 108/16 | 97/21 | 87/35 | 79/39 | 71/47 | 360 | 393/459 | 493/460 | ||
300 | 4 | 72/51 | 65/55 | 59/59 | 52/65 | 47/71 | 1105 | 340 | 366/427 | 466/480 |
6 | 108/32 | 97/35 | 87/37 | 79/41 | 71/45 | 400 | 464/525 | 564/520 | ||
350 | 4 | 72/58 | 65/62 | 59/67 | 52/74 | 47/81 | 1307 | 340 | 397/452 | 497/480 |
6 | 108/38 | 97/41 | 87/44 | 79/48 | 71/47 | 420 | 509/564 | 609/540 | ||
400 | 4 | 72/54 | 65/58 | 59/62 | 52/68 | 47/75 | 1611 | 340 | 412/478 | 512/480/430 |
6 | 108/36 | 97/39 | 87/43 | 79/47 | 71/52 | 420 | 522/588 | 622/560 |
The producing processing for Metallic Pipe Expansion Joints