Api 5l Spiral Pipe Api Spiral Heavy Weight Drill Pipe Arc astm a53 gra spiral steel pipes
API 5l Spiral Pipe API Spiral Heavy Weight Drill Pipe ARC Welded Pile Steel Pipes Material Q195, Q235, Q345; ASTM A53 GrA,GrB; STKM11,ST37,ST52, 16Mn,etc. Wall Thickness 0.7MM~30MM Length Length:Single random length/Double random length 5m-14m,5.8m,6m,10m-12m,12m or as customer's actual reques Standard JIS G3466, EN 10219, GB/T 3094-2000 astm a53 gra spiral steel pipes
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