... #,45#,16Mn,27SiMn,12Cr1MoV,Q235, ST42,ST52,A106-a,A106-b, and so on LengthAs customers requirements. Place of Origin Wuxi, China ... Seamless Usage 1. Low and middle pressure fluid transportation pipeline 2. Casing Tube 3. Boiler Pipe 4. Petroleum and natural gas industry 5. ... Package 1. Bundle packing. 2. Marking: as per customer's requests. 3. Painting varnish coating on the pipe. 4. Plastic caps at ...