Applications:
- OPGW
- Umbilical Cables
- Downhole Cables for Oil & Gas
- Towed Arrays
- High Temperature Cables
- Hybrid Cables
- Sensor Cabl
1. Scope
This specification covers general requirements and performance of Stainless Steel Tube Fiber Unit，including optical characteristics and geometrical characteristics
2. Specification
2.1 Steel Tube Specification
| Item | Unit | Description |
| Material | Stainless steel tape | |
| Inner diameter | mm | 2.60±0.05mm |
| Outer diameter | mm | 3.00±0.05mm |
| Filling component | Water repellent, thixotropic jelly | |
| Fiber number | 24 | |
| Fiber types | G652D | |
| Elongation | % | Min.1.0 |
| Fiber excess length | % | 0.5-0.7 |
2.2. Fiber Specification
The optical fiber is made of high pure silica and germanium doped silica. UV curable acrylate material is applied over fiber cladding as optical fiber primary protective coating. The detail data of optical fiber performance are shown in the following table.
| G652D Fiber | ||
| Category | Description | Specification |
| Optical Specifications | Attenuation@1550nm | ≤0.22dB/km |
| Attenuation@1310nm | ≤0.36dB/km | |
2.3 Color Identification Of Fiber In the stainless steel tube unit Color code of fiber in the steel tube unit shall be identified referring to the following table:
Typical number of fiber: 24
| Remark | Fiber No. & Color | |||||
| 1-12 Without color ring | Blue | Orange | Green | Brown | Grey | White |
| Red | Nature | Yellow | Violet | Pink | Aqua | |
| 13-24 With S100 color Ring | Blue | Orange | Green | Brown | Grey | White |
| Red | Nature | Yellow | VIolet | Pink | Aqua | |
| Remark: If G.652 and G.655 are used synchronously, S.655 should be laid ahead. | ||||||
3. Packing
3.1 Unless otherwise specified, steel tube shall be supplied by iron-wooden drum.
3.2 Steel tube shall be supplied on reels with the dimensions by agreed specification between the manufacturer and customer before shipping.
3.3 Unless otherwise specified, each package shall be marked with the following between the manufacturer and customer.
- Manufacturer Name
- Lot number
- Gross Weight
- Purchase Length
3.4 Steel Tube shall be tightly rewinded not to become loose or spring out.
3.5 The drum shall be transported with vertical direction on the ground.
(Drum Direction: H Direction)
Packaging Details:
1-5KM per roll. Packed by steel drum . Other packing available according to client`s Request.
Sheath Mark:
The following printing(white hot foil indentation)is applied at 1meter intervals. a. Supplier: Guanglian or as customer required; b. Standard Code(Product Type, Fiber Type,Fiber Count); c. Year of manufacture: 7 years; d. Length marking in meters.
Port:
Shanghai/Guangzhou/Shenzhen
Lead Time:
Quantity(KM) 1-300 ≥300
Est.Time(Days) 15 To be begotiated!
Note: The Packing standard and details as above is estimated and final size & weight shall be confirmed before shipment.
The cables are packed in carton, coiled on Bakelite & steel drum. During transportation, right tools should be used to avoid damaging the package and to handle with ease. Cables should be protected from moisture,kept away from high temperature and fire sparks,protected from over bending and crushing,protected from mechanical stress and damage.
