Инконель 625 Трубы из нержавеющей стали

Инконель 625 представляет собой сплав на никелевой основе, используемый как из-за его высокой прочности, так и из-за выдающейся водной коррозионной стойкости. Прочность сплава 625 в первую очередь эффект твердого раствора из молибдена и колумбиума. Сплав 625 обладает отличной свариваемостью и часто используется для сварки сплава AL-6XN®. Соответствующие присадочные металлы также используются для соединения разнородных металлов..

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Instructions for 1/4”Hydraulic control line

1/4”Hydraulic control line, mainly used for the control of downhole safety valve and gas release valve of cable packer in oil and gas wells. Тем 1/4 “hydraulic control tubeline is connected to the downhole safety valve and gas valve, and the on-off pressure of the oil and gas well downhole safety valve and the gas release valve through the cable packer are controlled by ground pressure. After the set pressure is reached, the oil and gas well is downhole. The safety valve and the gas release valve passing through the cable packer are opened at the same time. At this time, the oil and gas well can be normally produced, and the gas separated by the electric submersible pump can also be discharged from the annulus through the gas release valve. Then, the pressure of the control tubeline is released, so that the downhole safety valve of the oil and gas well and the gas release valve passing through the cable packer are closed at the same time, and the oil and gas well oil tubes and annulus circulation channels are all blocked, so that the safety of the oil well can be ensured. Конечно, the 1/4” hydraulic control line can also be used alone for the control of downhole safety valves.

It can also be used for pressure control of surface safety valves and other surface valves, and various connection tubelines of large-scale equipment instrumentation control systems for oil and gas field drilling and oil production.

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composition,%
Материал УНС Стандарт C Мн P S Си Ni Кр Мо N Cu Фе Аль Ти Cb+Ta
625 Н06625 ASTM B704 0.10 0.50 0.015 0.015 0.50 Мин 58.0 20.0-23.0 8.0-10.0 ... ... 5.0 0.4 0.40 3.15-4.15
825 Н08825 0.05 1.00 ... 0.030 0.50 38.0-46.0 19.5-23.5 2.5-3.5 ... 1.5-3.0 Мин 22.0 0.2 0.6-1.2 ...

 

Size Chart

ОД Wall
(inch)
Материалы Стандарт Working Pressure
(Мпа)
Длина
1/8" 0.02,0.028,0.035 Austenitic steel 304L (UNS S30403)
Austenitic steel 316L (UNS S31603)
Duplex 2205 (УНС С32205 & С31803)
Super Duplex 2507 (UNS S32750)
Инколой 825 (UNS N08825)
Инконель 625 (UNS N06625)
ASTM-A 269
ASTM-A 632
ASTM-A 789
ASTM-B 704
60-120 Мпа Настроить
3/16" 0.02,0.028,0.035,0.049
1/4" 0.02,0.028,0.035,0.049,0.065.0.083
5/16"
3/8"
1/2"
* ОД: До 1 inch

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Функции:

High creep-rupture strength

Oxidation resistant to 1800°F

Good fatigue resistance

Excellent weldability

Outstanding resistance to chloride pitting and crevice corrosion

Immune to chloride ion stress corrosion cracking

Resistant to seawater under both flowing and stagnant conditions and under fouling

 

Приложений:

Aircraft ducting systems

Jet engine exhaust systems

Engine thrust-reverser systems

Bellows and expansion joints

Turbine shroud rings

Flare stacks

Seawater components

Chemical process equipment handling mixed acids both oxidizing and reducing.

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