· Oil and gas pipeline chemical composition [2015-04-30 Hits:23]
Oil and gas pipeline chemical composition [READ]

· Black steel pipe and ERW steel pipe [2015-04-29 Hits:25]
ERW steel pipe is made of very fine hard steel,black steel pipe is made of malleable steel [READ]

· The biggest YingYongLiang flat welding flanges [2015-04-29 Hits:12]
The biggest YingYongLiang flat welding flanges. Many used for medium mild conditions, such as low voltage the purification compressed air, low voltage circulating water, its advantages is the price is cheaper. [READ]

· Seamless Steel Pipe [2015-04-28 Hits:27]
Seamless Steel Pipe,High-pressure boiler pipe,Low and mediumpressure boiler pipes,Fertilizer making equipments,High-pressure seamless pipe for petroleum cracking [READ]

· Forging the basic information of the flange connection [2015-04-28 Hits:17]
The two pipes and pipe fittings or equipment, their first in a fixed flange plate, between two flanges, plus the flange mat, bolt together, completion forging flanges connection. [READ]

· Seamless Tubes and Seamless Pipes [2015-04-27 Hits:27]
Is seamless tubes and seamless pipes are the same? [READ]