... tube Standard:ASTM B337, ASTM B338, ASTM B861, ASTM B862 Grade:Gr1, Gr2, Gr9, Gr11, Gr12, Gr16, Gr17 Dimension:OD*Thk ... 1~45 Days after order confirmed Application: Chemical, Petroleum, Machinery, Industry, etc. Remark: If you have any question in payment, pls ...