News
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Information publicity of cleaner production audit
In order to consciously fulfill the obligation of environmental protection, actively accept the social supervision, and combine with the actual production situation of our company, formulate the public...Read more -
Vietnam Son Dong power plant - boiler tubes
Just now, we have successfully delivered the water wall tubes, fin tubes and high-pressure boiler tubes for Vietnam Son Dong power plant....Read more -
253MA stainless steel pipes are packaged and delivered
On December 7, 2019, we delivered 253MA Seamless stainless steel pipe (specification: 219mm * 8mm * 6000mm) to the customer. Now, our 253MA stainless steel pipe has arrived at the customer's factory an...Read more -
Summary of steel pipe standards (ASTM, JIS, DIN)
Summary of common steel pipe standards (ASTM, JIS, DIN)...Read more -
Summary of Chinese steel pipe standards(GB)
Summary of Chinese steel pipe standards(GB)...Read more -
Welding process of ASTM A335 P91 Pipe
This paper describes the welding characteristics, welding process, welding quality inspection, welding quality monitoring and development trend of ASTM A335 P91 pipeline....Read more -
Connection between heat exchange tubes and tube plates
There are five types of connection structure between heat exchange tube and tube sheet, and the connection between steel tube and tube sheet is an important part in the design of shell and tube heat ex...Read more -
China exported 4.778 million tons of steel in October
In October, China exported 4.782 million tons of steel....Read more