其他不锈钢制钻管
Other drill pipe, of stainless steel, of a kind used in drilling for oil or gas pipelines
4出口许可证出口x出口许可证(加工贸易)出口无需检验检疫
7304229000101其他不锈钢制钻管(钻探石油及天然气用)(特种设备,压力管道管子)复制7304229000102其他不锈钢制钻管(钻探石油及天然气用)(无缝钢管)复制7304229000103其他不锈钢制钻管(钻探石油及天然气用)(其他管道元件)复制