Technical spec.
| Item | Model NO. | JGD-1 | JGD-2 | JGD-3 |
| Working pressure MPa( kgf/cm2) | 1.0(10) | 1.6 (16) | 2.5 (25) | |
| Bursting pressureMPa( kgf/cm2) | 2.0 (20) | 3.0 (30) | 4.5 (45) | |
| Vacuum degreeKPa(mm/Hg) | 53.3 (400) | 86.7 (650) | 100 (750) | |
| Applicable temperature oC | -15oC~115oC in special conditions -30oC~250oC | |||
| Applicable medium | air, compression air, water, sea water, hot water, oil, acids, alkali | |||
Nominal diameter, Length , displacement date(reducing tee)
| Length L (mm) | Axial movement (mm) | Lateral deflection (mm) | Axial movement (a1+a2) | DN large xDN small (mm) | Length (L)(mm) | Axial movement (mm) | Axial movement (mm) | Axial movement (a1+a2) | |||
| extension | compression | extension | compression | ||||||||
| 80x40 | 180 | 20 | 30 | 45 | 35° | 200x100 | 200 | 22 | 30 | 40 | 35° |
| 80x50 | 180 | 20 | 30 | 45 | 35° | 200x150 | 200 | 22 | 30 | 40 | 35° |
| 80x65 | 190 | 20 | 30 | 45 | 35° | 200x125 | 220 | 25 | 35 | 40 | 30° |
| 100x50 | 200 | 22 | 30 | 45 | 35° | 250x200 | 220 | 25 | 35 | 40 | 30° |
| 100x65 | 200 | 22 | 30 | 45 | 35° | 300x200 | 220 | 25 | 35 | 40 | 30° |
| 100x80 | 200 | 22 | 30 | 45 | 35° | 300x250 | 220 | 25 | 35 | 40 | 30° |
| 125x65 | 220 | 25 | 35 | 45 | 35° | 350x200 | 220 | 25 | 35 | 40 | 30° |
| 150x50 | 220 | 25 | 35 | 45 | 35° | 350x300 | 220 | 25 | 35 | 35 | 30° |
| 150x80 | 220 | 25 | 35 | 45 | 35° | 400x350 | 220 | 25 | 38 | 35 | 30° |
| 125x80 | 220 | 25 | 35 | 40 | 35° | 500x400 | 230 | 28 | 38 | 35 | 26° |
| 125x100 | 220 | 25 | 38 | 35 | 35° | 600x400 | 240 | 28 | 38 | 35 | 26° |
| 150x100 | 220 | 25 | 38 | 35 | 35° | 600x500 | 240 | 28 | 38 | 35 | 26° |