1.Carbon seamless steel tube 2. Grade:10#,20#,16Mn, ASTM A106 ... , ASTM A53, St37, St42, St52, Q235 Best price,High quality Carbon seamless steel tube Place Of OriginChinaTypeseamless steel tubeSteel Grade10#, 20 ... . PP2. PE3. Bundle4. caps both ends5. according to customer requirementAll for customer and all for customer benifit