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Types of Oil & Gas Pipes: Seamless, ERW, LSAW
Learn about the 3 types of steel pipes used in the petrochemical industry: seamless, ERW (electric resistance welding), and LSAW (longitudinal submerged arc welding). A
The 7 Flow Meters Used in the Oil and Gas Industry
Over the years, people who are involved in the oil and gas industry have been innovating and creating ways to get accurate measurements. From extracting
Learn about Flanges for Piping
In piping applications, a flange is used to join a pipe with other equipment (another pipe, a valve, or a pump). Pipe flanges may be
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What are branch connections (or pipe branch outlet fittings aka “Olets”)? Olet fittings are a family of forged products used to make 45 or 90
What is a Mill Test Certificate (EN 10204 2.1, 3.1, 3.2)?
A Mill Test Certificate (MTC), or Mill Test Report (MTR), is issued by a manufacturer to certify the chemical and mechanical features of a product
Types of Valves Used in the Oil & Gas Industry
Learn about the different types of valves used in the oil and gas industry and their differences: API and ASME gate, globe, check, ball, and
ASME Buttweld Fittings Explained
Buttweld fittings are used to change the pathway of a pipeline (elbows), reduce/increase its bore size (reducers), branch (tees, cross) or blind it (butt weld cap). BW fittings are used for pipes above 2 inches in diameter, whereas socket weld and threaded fittings are used for smaller size pipes.
Non-Destructive Testing Types (LP/MP/UT/RX)
Non-destructive test (abbreviated, NDT) used to evaluate the physical and mechanical properties of a welded connection without damaging the equipment. The most common non-destructive tests
BW Fittings Materials: ASTM A234, A403, A815, B366
A complete overview of ASTM materials for buttweld fittings: ASTM A234 (carbon and low-alloy steel), ASTM A403 (stainless steel), ASTM A815 (duplex and super duplex),
Valve Parts (Body, Bonnet, Trim)
Which are the key parts of a valve? It is a complex mechanical device manufactured by assembling a number of different components: the body (the pressure
Valve Material Specifications (A216/351/352/105/182)
Learn about the key ASTM material specifications for valves. A cast valve body is manufactured by pouring liquid metals into molds and is common for valves
Gate Valve for Piping (API 600, 602, 603)
What is a gate valve? It is a shut-off device to open and close the flow of the fluid conveyed by a piping system (or a pipeline).
对接焊缝ASME B16.9配件大小
The ASME/ANSI B16.9 specification covers the dimensions and the tolerances of carbon and alloy butt weld fittings. The MSS-SP 43 specification integrates ASME B16.9 to
双头螺栓Flanges (ASME B16.5)
What is a stud bolt? Stud bolts for flanges consist of a fully threaded steel rod and two heavy hexagonal steel nuts. Stud bolts are
Socket Weld and Threaded Fittings (ASME B16.11)
How to define forged fittings? The term “forged fittings” refers to two families of pipe fittings (socket weld and threaded) used for small bore pipes
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