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Fiber optic cable for oil well temperature measurement

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Product Description

Fiber optic cable for oil well temperature measurement

Product Description:

1. Aluminum tube

2. Filler

3. Optical fiber: high temperature optical fiber

4. Stainless steel pipe

5. Outer stainless steel pipe

The oil well temperature measurement fiber optic cable is designed for heavy oil downhole temperature measurement and pressure measurement applications, the fiber optic cable is protected by three-layer metal pipes, and various harsh environments such as high temperature, high pressure, high corrosion and other harsh environments in oil downholes, as well as the requirements of underground construction operations.

Features and applications

¡ñ Very wide operating temperature range: -60¡ãC~350¡ãC, can be used for a long time at a high temperature of 300¡ãC;

¡ñ The optical cable has good mechanical properties, which is convenient for underground construction operations;

¡ñ The optical cable is fully sealed, and can withstand pressure above 60Mpa;

¡ñ High-temperature oil and gas well temperature and pressure measurement, high-temperature furnace and other above-ground high-temperature equipment.

Fiber characteristics


HT 9/125-14/250

HT 9/125-14/155

OHT 9/125-14/250

Mode field diameter

1310nm£¨¦Ìm£©

9.2¡À0.4

9.2¡À0.4

9.2¡À0.4

1550nm£¨¦Ìm£©

10.4¡À0.8

10.4¡À0.8

10.4¡À0.8

attenuation

@1310nm

¡Ü0.40dB/km

¡Ü0.8dB/km

¡Ü1.0dB/km

@1550nm

¡Ü0.25dB/km

¡Ü0.6dB/km

¡Ü0.8dB/km

The fiber optic cable is up to the wavelength

nm

1180~1330

1180~1330

1180~1330

Cladding diameter

¦Ìm

125.0¡À1.0

125.0¡À2.0

125.0¡À2.0

Coating diameter

¦Ìm

245.0¡À1.0

155.0¡À5.0

155.0¡À5.0

Operating temperature

¡æ

-65~+150£¬Short-term 200

-65~+200£¬Short-term 250

-65~+300£¬Short-term 350

Coating materials


Specialty polyesters

Polyimide

Polyimide

 

 

Technical parameters

project

content

Typical values

Number of fibers

1~4

filler

material

High-temperature resistant fibers/high-temperature fiber pastes

Protective tube 1

material

Seamless steel pipe

Diameter mm

1.5~3

Protective tube 2

material

Aluminum tube/seamless steel tube

Outer diameter mm

2~4

Protective tube 3

material

Seamless steel pipe

Outside diameter

mm

4~8

weight

Kg/km

40~150

Maximum pull-off force

KN

150

Ability to work under pressure

N/100mm

2200

Operating temperature range

¡æ

-60~350

*Optical cables can be customized according to customer needs

Key mechanical and environmental properties

project

Inspection standards

rating

request

pressure

IEC 60794-4

See data sheet

See technical data

Seepage

The sample is 0.5m, 20¡À5¡ãC, and the water height is 1m, 1h

No water seepage

Dripping

Sample 0.3m, 70¡À1¡ãC, 24h

No compound flows out or trickles

Packing and delivery length

standard iron-wood discs;

Nominal value of delivery length: according to customer requirements.


The company actively responded to the "the Belt and Road" national policy and built an international marketing network. This product has obtained international certifications such as CE in Europe, GOST in Russia, SABS in South Africa, and has been recognized by international power standards such as ASTM in the United States and IEC in the International Electrotechnical Commission. The product is popular in more than 20 countries and regions including Europe, Pakistan, Bangladesh, the Philippines, Maldives, Ecuador, Peru, South Africa, etc.

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