Fiber In Metal Tubes Overview | NBG Fiber Optics

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FIBER IN METAL TUBES

STAINLESS-STEEL
TUBES & CABLES

What are the FIMT components?

80.000 possible combinations.
For Multiple applications. 

Metal Layers

Stainless Steel Tubes can be
combined with additional layers.

Additional metal layers

Stranding wire

Plastic

Aluminum

Common Stainless Steel Grades:

ASTM/AISI/ANSI

EN #

304

1.4301

304L

1.4306

316L

1.4404

316Ti

1.4571

Common Nickel Alloy Grades:

ASTM/AISI/ANSI

EN #

Alloy 825

2.4858

Alloy 625

2.4856

Invar 36

1.3912

Filling compound

  • Wide temperature range:
    – 60° up to + 200 °C
  • High, medium or without hydrogen scavenging properties
  • Short-term exposure up to + 300 °C
  • Full synthetic thixotropic compound
  • Non-toxic

Optical Fiber

We split fiber into two main categories:

Common Standard Fiber Types:

  • G.652.D
  • G.657.A1
  • G.657.A2
  • G.655
  • etc.



Common Speciality Fiber Types:

  • Copper Coated Fibers
  • Aluminum Coated Fibers
  • Gold Coated Fibers
  • Buffered Fibers
  • etc.

An excerpt of possible
FIMT combinations: 

Single Layer Optical Core

Single Layer

Perforated

Rectangular

Multi Layer Optical Core

Standard
Multi Layer Tube

Plastic Cladded Tube

Basalt Combined Tube

Alu Layered Tube

Triple Stranded Tube

Reinforced Optical Core

Reinforced Multi Layer Tube

UNIVERSAL Cable

SELF-SUPPORTING Downhole Cable

Special Sensing Core

TRISENS® CABLE

Cable Components

Layer
Options

Metal
Options

Water Blocking
Filling Compound

Additional Information

FIMT, FIST, SST
What is that?

Excess
Fiber Length

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