... -A369, AP...Grade: 10#, 20#, 45#, 15CrMo, 12Cr1MoV, 16Mn, A...Thickness: 2 - 70 mmSection Shape: RoundOuter Diameter: 21.3 - 610 ... needsDelivery Detailwithin 25 daysSpecificationscarbon steel seamless pipe ASTM A106/A53 Gr.B API5L Gr.B /J55,K55 OD:1/2"-22" WT:SCH5-XXS ... -70mmGrade10#,20#,45#,16Mn,27SiMn,Q235,ST42,ST52,,A106-a,A106-b,and so onLength6-12m, As customers requestmentsPlade of OrighCANGZHOU ...