| Standard | API, ASTM, BS, DIN, GB, JIS |
| Outside Diameter | 21.3-1420mm |
| Wall Thickness | 2.11-300mm |
| Dia Tolerance | Control with in the standard, OD:+-1%, WT:+-10% |
| 10#,20#,45#,Q235,Q345,Q195,Q215,Q345C,Q345A |
| ASTM A53A/A53B/ A178C/A106B API5L |
| Materials | ST37,ST37-2,DIN 1629 ST35, ST45,DIN 17175 ST35.8,DIN 17175 19Mn5 |
| 16Mn,Q345B,T1,T2,T5,T9,T11,T12,T22,T91,T92,P1,P2,P5,P9,P11,P12,P22,P91,P92,15CrMO,Cr5Mo,10CrMo910,12CrMo,13CrMo44,30CrMo,A333 |
| GR.1,GR.3,GR.6,GR.7 |
| Gr.B,X42,X46,X52,X60,X65,X70,X80,X100 |
| Inspection | ISO,BV,SGS,MTC |
| Packing | Steel strip packed. Standard Export Seaworthy Package.Suit forall kinds of transport,or as required |
| Widely used in Structure, Accessorize,Construction, |
| Fluid transportation,machinery parts,the stress parts of the automobile |
| Application | tractor parts and so on |
| MOQ | 1 ton,sample order accepted |
| Shipment time | Within 7-10 workdays after receiving deposit or L/C |