... , thickness: 5-12mm Length : 5-7m HIGH QUANTITY FAST DELIVERY Cold drawn seamless steel tube Typecarbon steel pipesSize59-89mmWall thickness5-14StandardGB ,ANSI,ASME ... range petroleum, smelting, foodstuff, power, papermaking, chemical, medical equipment, aviation, boiler heat, exchanger, gas metallurgy, shipbuilding, construction, etc.Min Order Quantity1 ...