... 195, Q345, 27SiMn 30 inch seamless steel pipe 10#,20#,45#,16Mn, ASTM A106 Gr.B, ASTM ... pipe Production Carbon seamless steel pipe Brand Jingta Specification 10.29mm-508mm (1/8''-20'')× 1.2mm-39mm ... 1/8''-20'') Wall Thickness 1.2mm-39mm Grade 10#,20#,45#,16Mn,27SiMn,12Cr1MoV,Q235, ST42,ST52,A106 ... requestments. Plade of Origin Shandong, China Model Number 10.29mm-508mm. (1/8''-20'')1.2mm-39mm Technique ...