Yifa single shpere rubber expansion joint use high quality custom-made expansion joints supplied with split or fixed steel backing flanges. The full face flanges are integral with the body of the joint and drilled to conform the bolt pattern of the companion flanges of the pipe line. Rubber: BR, EPDM, NBR, etc. Flanges: Cast steel or carbon steel galvanized A105, Drilled to EN, ANSI, AWWA, JIS standards or any specific dimension. For vacuum applications, an internal vacuum ring is incorporated.
Yifa single shpere rubber expansion joint can absorbs Vibration, Noise and Shock. Sound travelling axially through Expansion Joints is stopped at once. ... Easy to Install, Easy to Remove. ... Higher Burst Strength. ... Wide Service Range. ... Greater Movements are Available. ... Suitable for Suction and Delivery.
| Size | Pressure | Outer diameter /D | Center distance /DI | n*d | flange thidmess/b | Lengflj/L |
| DN32 | PN16 | 140mm | 100mm | 4x18mm | 14mn | 95mm |
| DN40 | PN16 | 150mm | 110mm | 4x18mm | 16mn | 95mm |
| DN50 | PN16 | 165mm | 125mm | 4x18mm | 18mn | 105mm |
| DN65 | PN16 | 185mm | 145mm | 4x18mm | 18mn | 115mm |
| DN80 | PN16 | 200mm | 160mm | 8x18mm | 20nm | 135nm |
| DN100 | PN16 | 220mm | 180mm | 8x18mm | 20mm | 150mm |
| DN125 | PN16 | 249mm | 210mm | 8x18mm | 21mm | 165mm |
| DN150 | PN16 | 285mm | 240mm | 8x22mm | 22mm | 180mm |
| DN200 | PN16 | 340mm | 295mm | 12*22mm | 24mm | 210mm |
| DN250 | PN16 | 405mm | 355nm | 12*26mm | 26mm | 230mm |
| DN300 | PN16 | 460mm | 410mm | 12*26mm | 26mm | 245mm |
| DN350 | PN16 | 520mm | 470mm | 16x26mm | 28mm | 255mm |
| DN400 | PN16 | 580mm | 525nm | 16x30mm | 30mm | 255mm |
| DN450 | PN16 | 640mm | 585mn | 20x30mm | 32mm | 255mm |
| DN500 | PN16 | 712mm | 650mm | 20x33mm | 36mm | 255mm |
| DN600 | PN16 | 840mm | 770mm | 20x36mm | 40mm | 260mm |
| Working pressure | 1.6MPa (16kg f/cm2) | Deflection Angle | (a1+a2)45 |
| Explosion Pressure | 4.8MPa (48kg f/cm2) | Vacume | 53.3KPa(400mmHg) |
| Appliable Tempreture | -15--80 degree,for special requiremetn could reach to-30--+140 degree | ||
| Media | Air, compressed air, water, sea water, hot water, oil, acid and alkali |
