... , GB 5310-1995, GB 3087-1999, ...Grade: 10#-45#, Mn-V alloy, 15NiCuMoNb5, 16Mn, ...Grade: 10#, 20#, 15MnV, 09Mn2V, 15NiCuMoNb5, 16...Thickness: 0 ... ,Q345, GR.A, GR.B, API J55, API K55, 10#,20#, etc.Length: 3-12m or as the customers' requirement.Standards ... : 20tons Price: FOB Xingang 700-890USD/T Delivery times : 5-20 days after received T/T Payment terms : T/T or ...