Items |
Parameters or Description |
|
---|---|---|
Fibre optic |
Fibre type |
Single mode/Multimode/Fibre grating array |
Inner seamless steel pipe |
Material |
SUS 316L |
External diameter |
2.60 |
|
Aluminum tube |
Material |
Aluminium |
External diameter |
4.4mm |
|
External seamless steel pipe |
External diameter |
6.35±0.05mm |
Material |
SUS 316L or Inconel 825 |
|
Thickness |
0.89mm |
|
Outer sheath |
External diameter |
11*11mm |
Material |
PP or HDPE |
|
Maximum attenuation |
Maximum attenuation(20℃) |
≤3.5dB/km@850nm; ≤1.5dB/km@1300nm |
Mechanical properties |
Long term working tension |
Long term load ≥5000N |
Short term work pull |
Short term load≥10000N |
|
Working temperature |
-55 to 300℃ |
|
Pressure resistance strength |
≥70Mpa |
|
Weight |
Net weight of optical cable |
Approximately 230kg/km |