1 Insulating joints
1.1 The outside drawing
1.2 The model explanation
1.3 The overall dimension form
MODEL | Steel pipe diameter d (mm) | PN=1.6~10MPa |
CTJY-25 | 34 | 300 |
CTJY-40 | 48 | 300 |
CTJY-50 | 57/60 | 300 |
CTJY-65 | 76 | 350 |
CTJY-80 | 89 | 400 |
CTJY-100 | 114/108 | 400 |
CTJY-150 | 159 | 500 |
CTJY-200 | 219 | 550 |
CTJY-250 | 273 | 750 |
CTJY-300 | 325 | 850 |
CTJY-500 | 508/530 | 950 |
CTJY-600 | 610/630 | 1050 |
1.4 The structure chart
1.5 The description in details
The Main Technical Parameter | Nominal Pressure(Mpa) | 1.6~10 |
Nominal Diameter(mm) | DN25~DN500 | |
Operating Temperature(°C) | -20~+60 | |
Insulation resistance | ≥10MΩ | |
Breakdown voltage | ≥2.5KV | |
Connection | Weld | |
Material | Stainless steel, carbon steel | |
Executive standard | SY/T 0516-2008 | |
Character | 1 Applied for kinds of gas with different cleanness 2 High Insulating Property,big stiffness, long working life,can buried installation 3 Install and adjust are easy, pressure setting easy 4 Maintain can online, very convenient 5 Our products are safe and reliable | |
Application | Widely used for gas distribution system, regulating station, gas and petroleum pipe network, | |
Media | manufactured coal gas, LPG, air, gas,town gas, natural gas with low sulfur and other non-corrosive gas | |
Requirement | The installation,opreration and maintenance must comply with the relative standard and rules | |




