China's State Council Development Research Center and Germany Bosch Group in Beijing on the 17th...
When welded pipe yield to a certain extent, due to the internal grain rearrange...
On March 15, the national "Two Sessions" comes to end. This event gets concern of all fields to...
API 5L steel pipe generally refers to the implementation standard of line pipe, li...
Welded pipes enjoy a wide acceptance in oil and gas transporting market for its sele...
Similar to H-Piles, piling pipe are also designed to transfer structural loads ...
As early as two years ago, prime minister Li keqiang is put forward for the first time in his g...
1 Welded steel pipe for low pressure fluid (GB/T3092-1993), also known as general welde...
National two sessions in 2017, Premier Li Keqiang made the government work report, put forward t...
Cold crack is a serious flaw which may arise in the process of line pipe welding. Cold cracking...
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