... /T 8162 2. Material: ASTM A106/A53 Gr B, 10, 20, 45, Q345 etc 3. Tolerance: by the standard 1. Standard ... /T 8162 2. Material: ASTM A106/A53 Gr B, 10, 20, 45, Q345 etc3. Tolerance: by the standard 4. Size: OD ... Terms: T/T in advance or irrevocable L/C at sight11. Minimum Order: 20 Tons12. Delivery conditions: FOB Tianjin, or according to ...