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Pipe Sizes & Pressure Ratings for Style R Gaskets in Flange Application GENERAL NOTE: End flanges to API 6D and API 600 use gaskets for equivalent pipe size under ASME B16.5 or ASME B16.47 series A. NOTES: (1) Class 720, …

Pipe Sizes & Pressure Ratings for Style RX Gaskets in Flange Application NOTES: (1) Class 720, 960, and 2900 flanges to API 6B are obsolete. Data are for information only. (2) Crossover flange connection.

Ring joint gaskets are metallic sealing ring suitable for high pressure and high temperature applications. They are manufactured in two kinds of cross section: octagonal and oval accordance. Ring joint gasket are used in connection with RTJ flange, generates a …

The unalloyed titanium used for structural applications may be subjected to fatigue in engineering practice. The unalloyed titanium usually refers to commercially pure titanium grade 1, grade 2, grade 3 and grade 4. The titanium’s resistance to fatigue can be …

What’s Titanium’s Fatigue? The fatigue of titanium refers to the lowering of strength or failure of a titanium material due to repetitive/ cyclic stress which may be above or below the yield strength. The titanium material refers to commercially pure (unalloyed) …

According to relative ASTM or ASME standards, there are four grades of unalloyed titanium (commercially pure titanium): grade 1, grade 2, grade 3, and grade 4. They are designated with UNS number R50250 (Gr.1), R50400 (Gr.2), R50550 (Gr.3), and R50700 …

Spiral wound gasket, type CG.The first spiral wound gasket was developed in 1912. Spiral wound gaskets are manufactured by alternate layers of metal strip winding and non-metallic fillers spiral winding together into V-shaped, providing the gasket with mechanical resistance and resilience. …

In mordern oil & gas industry, the crude oil or natural gas are usually extracted from deep layers below the ground. This requies large volume of various piping materials including valves, pumps, flanges, pipes, and fittings. The fluid contains rich …

Under the instruction of President Donald Trump, the US Department of Commerce issued affirmative final determination on stainless steel flanges from the People’s Republic of China on April 6, 2018. This can be treated as an extension of the ongoing trade …

The Trump’s administration issued its new tariff policy on imports of steel and aluminum into the United States on 8th March, 2018. The tariff covers a wide range of steel and aluminum articles that may has significant effect on exporting …

Welding Processes of Titanium and Titanium Alloys Titanium and titanium alloys can be joined by fusion welding processes including gas tungsten arc welding (GTAW), tungsten inert gas welding (TIG), gas metal arc welding (GMAW), plasma arc welding (PAW), electron beam …

Production Processes, Characteristics, and Applications The spherical tungsten carbide powder is generally made from regular cast tungsten carbide power or the mixture of tungsten (W), tungsten carbide (WC) and carbon (C). There are primarily two production processes: (1) the mixture of tungsten …