열교환 튜브는 튜브 시트와 어떻게 연결되나요?
열교환 튜브와 튜브 플레이트의 연결 형태는 주로 확장, 용접, 확장 용접 등을 포함합니다. 강도 확장 조인트는 열교환 튜브와 튜브 시트 사이의 연결부의 밀봉 성능 및 인장 강도의 확장을 말합니다. 그것은 [...]를 견디기 위해 튜브 끝의 소성 변형에 의존합니다.
엔트리
합금 원소는 극저온강의 성능에 어떤 영향을 미칩니까?
We usually call the steel used the temperature range -10 to -273℃ as low-temperature steel or cryogenic steel According to alloying element content and structure, cryogenic steels can be divided into: Aluminum killed C-Mn steel such as 06MnVTi, 06MnVal, 09Mn2Vre, 06MnNb steel, low alloy ferric body low-temperature steel 0.5Ni, 2.5Ni, 3Ni, 3.5Ni, etc., Martensiform low-temperature […]
J55 오일 케이스의 용접성
The oil casing is composed of a collar and pipe body. A single pipe body is connected with the collar thread and transported to the oil field site with end to end connection to facilitate transportation and use after reaching the required length. In order to strengthen the strength and anti-loosening control of the threaded connection, […]
U 튜브 열교환기의 장점
U tube heat exchanger is characterized by its simple structure, good tightness, convenient maintenance and cleaning, low cost, good thermal compensation performance and strong pressure bearing capacity. The U-tube heat exchanger has the largest heat exchange area under the same diameter. The main structure of U-shaped tube heat exchanger includes tube box, cylinder, head, heat exchange tube, […]
일사 조인트는 어떻게 용접되었나요?
Insulation joints are mainly used in the sealing protection of oil and gas pipelines and to prevent electrochemical corrosion. They are mainly composed of short joints, steel flanges, fixing rings, seals, insulation plates, insulation sleeves and filling insulation materials. The type of sealing can be the O-ring seal, U-ring seal, and “O + U-shaped” composite seal, […]
N80 오일 케이스의 N80 재질은 무엇인가요?
N80 petroleum casing and N80 seamless steel pipe are important equipment for oil drilling, whose main equipment also includes drill pipes, core pipes and casing, drill collars and steel pipes for small diameter drilling. N80 petroleum casing and N80 seamless steel pipe have three kinds of lengths specified in the API standard: namely, R-1 for […]
오일 케이스의 기본 사항
Chemical composition(1)According to SY/T6194-96. The same steel grade is used for the casing and its coupling. Sulfur content <0.045% and phosphorus content <0.045%.(2)Take chemical analysis samples according to the provisions of GB/T222-84. Chemical analysis in accordance with the provisions of the relevant part of GB223.(3) American Petroleum Institute API SPEC 5CT 1988 1st edition regulations. […]
오일 케이스의 중요한 역할
In the past, when oil extraction was carried out, simple mechanical tools were used to dig the well, and then oil workers stood on the edge of the well for oil extraction and pipeline transportation, which brought great problems to safety and efficiency. The main aspects of this are: First, the water and soil in […]
오일 케이스는 어떤 용도로 사용되나요?
Oil casing can be divided into different steel grades according to the strength of the steel itself, namely J55, K55, N80, L80, C90, T95, P110, Q125, V150, etc.. Well conditions, well depths are different, the steel grade taken is also different. In the corrosive environment also request the casing itself exists corrosion resistance. The actual […]
오일 케이스의 분류 및 사용
Surface casing1、Used to seal the upper unstable loose, collapse-prone and leaky formations and water layers.2、Installation of wellhead device to control well blowout.3、Support part of the weight of technical casing and oil layer casing. The depth of the surface casing down depends on the specific situation, usually a few dozen meters to a few hundred meters […]
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