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                                News

                                ASTM A333 Grade 1 Seamless Pipe [2017-10-15 22:55:40]
                                ASMT A333 Grade 1 seamless and welded pipes shall be treated to control their microstructure. Tensile tests, impact tests, hydrostatic tests, and nondestructive electric tests shall be made in accordance to specified requirements. ASTM A333 Grade 1 is the part of standard covers wall seamless and welded carbon and alloy steel pipe intended for use at low temperatures. ASTM A333 Grade 1 alloy pipe shall be made by the seamless or welding process with the addition of no filler metal in the welding operation. Seamless and Welded Steel Pipe size for Low-Temperature Service: ... Read More
                                Seamless welding process [2017-10-12 20:30:35]
                                Seamless welding technology in the welding mold showed excellent performance and improved a considerable part accuracy, finish and appearance, to shorten the manufacturing cycle of the mold. ... Read More
                                How to packing the steel pipes [2017-10-12 20:31:37]
                                There are probably hundreds of different methods for packing a pipe, and most of them have merit, but there are two principles that are vital for any method to work prevent rusting and Sea transportation security.
                                ... Read More
                                Most common flange types [2017-10-10 22:04:47]
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                                What is a Pipe flange? [2017-10-10 21:57:49]
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                                The "natural gas dispute" between the US and Russia behind the "North Xi 2" natural gas pipeline project in Germany [2017-09-05 21:36:07]
                                In the past few days, many European countries, the United States and Russia have made frequent statements and consultations around the natural gas problem, focusing on the North Stream 2 natural gas pipeline project, which connects Russia and Germany.
                                US President Trump attacked Germany as a Russian ... Read More

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