冷轧的铁制无缝地质钻管、套管
Geological casing and drill pipes, cold-drawn or cold-rolled , of iron or non-alloy steel
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
7304312000101冷轧的铁制无缝地质钻管、套管(冷拔或冷轧的铁或非合金钢制的)(特种设备,压力管道管子)复制7304312000102冷轧的铁制无缝地质钻管、套管(冷拔或冷轧的铁或非合金钢制的)(无缝钢管)复制7304312000103冷轧的铁制无缝地质钻管、套管(冷拔或冷轧的铁或非合金钢制的)(其他管道元件)复制