Manufacturing technique
The raw materials of the same width of the API 5L black steel pipe can be processed in different
molding angles to manufacture steel pipe in various diameters which are in accordance with the
standards.
The API 5L black steel pipe is extensively used in transferring
corrosive matter such as petroleum and natural gas.
Technical specifications
The rating standards for the API 5L black steel pipe include PSL 1 type and PSL 2 type. We
produce the straight seam welded steel pipe in outer diameters ranging from 114.3.mm to
323.9mm and in wall thickness from 1.8mm to 22.2mm.
Materials
We use A25-X100 steel type to manufacture the API 5L black steel pipe.
Zhongshun is an API 5L black steel pipe manufacturer and supplier. We also offer ERW steel
pipe and coating steel pipe,etc. Our hight quality products are offered at competitive prices.
Zhongshun is located in China, where the full chain of manufacturing pilings and galvanized
steel pipes can be completed, even in one city, which helps save our production cost. Our
lower manufacturing cost saves your purchasing cost. More details of each product are
shown on the page with description.
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