seamless steel pipe 10#,20#,45#,16Mn, ASTM A106 Gr. ... 52, Q 235, Q 195, Q345, 27SiMn seamless steel pipe Production Carbon seamless steel pipe Brand Xin Hai Feng Specification 10 ... .29mm-1016mm (1/8''-40'')× 1.2mm-39mm Technique Seamless, welded Usage 1. Low and middle pressure fluid transportation ... 15-20 days or as clients reqestments. Supply 1. seamless steel pipe 2. ERW steel pipe 3. steel casing ...