... Guangzhou Juyi Steel Pipe Co.,Ltd ,Tianjin Gerui Oil Pipe Co., Ltd. and Liaoyang Xingde Large Steel Pipe Plant. Our main ... year. - Range of our products. Seamless steel pipe:OD: 1/4 inch-36 inch, wall thickness: ... inch, wall thickness: max 26.5mm LSAW steel pipe: OD:16 inch to 64 inch , wall thickness ... : max 65mm Spiral welded steel pipe: OD:219mm to 3120mm, wall thickness: 3mm to ...