إنكونيل 625 أنابيب خط التحكم الفولاذ المقاوم للصدأ
إنكونيل 625 عبارة عن سبيكة ذات قاعدة نيكل تستخدم لقوتها العالية ومقاومتها المتميزة للتآكل المائي. قوة سبيكة 625 هو في المقام الأول تأثير حل صلب من الموليبدينوم والكولومبيوم. سبائك 625 لديه قابلية لحام ممتازة وكثيرا ما يستخدم لحام سبائك AL-6XN®. تستخدم معادن الحشو المطابقة أيضا للانضمام إلى معادن مختلفة.
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- وصف
- Detailed information
- Features & Applications
- استخبار
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. The 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. طبعًا, 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,% | ||||||||||||||||
مادي | UNS | معيار | C | Mn | P | S | Si | ني | Cr | Mo | N | مكعب | ف | آل | تي | Cb+Ta |
625 | N06625 | ASTM B704 | 0.10 | 0.50 | 0.015 | 0.015 | 0.50 | min 58.0 | 20.0-23.0 | 8.0-10.0 | ... | ... | 5.0 | 0.4 | 0.40 | 3.15-4.15 |
825 | N08825 | 0.05 | 1.00 | ... | 0.030 | 0.50 | 38.0-46.0 | 19.5-23.5 | 2.5-3.5 | ... | 1.5-3.0 | min 22.0 | 0.2 | 0.6-1.2 | ... |
Size Chart
التطوير التنظيمي | Wall (inch) |
Materials | معيار | Working Pressure (MPa) |
طول |
1/8" | 0.02,0.028,0.035 | Austenitic steel 304L (UNS S30403) Austenitic steel 316L (UNS S31603) Duplex 2205 (UNS S32205 & S31803) Super Duplex 2507 (UNS S32750) إنكولوي 825 (UNS N08825) إنكونيل 625 (UNS N06625) |
ASTM-A 269 ASTM-A 632 ASTM-A 789 ASTM-B 704 |
60-120 Mpa | Customized |
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" | |||||
* التطوير التنظيمي: Up to 1 inch
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ملامح:
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
التطبيقات:
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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