
|
Product Name |
Carbon Steel Pipe |
|
Standard |
GB/T 700-2006,GB/T 1591-94,JIS G3101-2004, ASTM A36/A36M-05,ASTM A242/A242M-04,ASTM A529/A529M-05, ASTM A572/A572M-06,EN 10025-2-2004 |
|
Outer Dia |
8mm-610mm |
|
Dia Tolerance |
Control with in the standard, OD:+-1%, WT:+-10% |
|
Materials |
Q195,Q215 A,Q215 B,Q235 A,Q235 B,Q235 C, Q235D,Q275,Q275B,Q275C,Q275D,Q295,Q345,Q390,Q420, Q460, SS330,SS400,SS490,SS540,A36,1,GR.36,50(245),55(380),42(290), 60(415),65(450),S185(1.0035),S235JO(1.0114), S235JR(1.0038), S235J2(0.0117),S275JR(1.0044),S275JO(1.10143),S355JO(1.0553), E295(1.0050),E335(1.0060), S235J2W(1.861),S355J2W(1.8965),10#, 15#20# |
|
Inspection |
ISO,BV,SGS,MTC |
|
Packing |
Waterproof paper, and steel strip packed. Standard Export Seaworthy Package.Suit forall kinds of transport,or as required |
|
Supply Ability |
1000 metric tons/month |
|
MOQ |
5metric ton,sample order accepted |
|
Shipment time |
Within 7-10 workdays after receiving deposit or L/C |
Commonly Used Steel Types
| Category | Grades | Sizes | Standard |
| Carbon structure steel | Q195,Q215,Q235,Q275 | 16mm-250mm | GB/T700-2006 |
| Low alloy high strength structure steel | Q295,Q345,Q390,Q420, Q460 | 16mm-250mm | GB/T1591-2008 |
| Prime Carbon structure steel | 10#, 20#, 35#, 45#, 60#, 20Mn,65Mn,B2, B3,JM20, SH45,S45C,C45 | 16mm-250mm | GB/T699-1999 |
| Alloy structure steel | 30Mn2,40Mn2,27SiMn, 42Crmo, 20Cc40Cr,20CrMo, 35CrMo,20CrMnTi, 30CrMnTi,20MnVB, 20MnTiBf 45MnV 20CrNiMo, Q345B, 35MnBM,40MnB,36Mn2V | 16mm-250mm | GB/T3077-1999 |
| Spring Steel | 65Mn,60Si2Mn, 50CrVA | 16mm-250mm | GB/T1222-84 |
| Bearing Steel | GCr15tGCr15GD,55SiMoV | 16mm-250mm | GB/T18254-2002 |
| Structural steels subject to end-quench hardenability requirements | 20CrMnTi,30CrMnTi, 20Cr, 40Crf30CrMo,42CrMoA,27SiMn, 40Mn2H, 20CrNiMo, 40Mn2,q345b,35MnBM, 40MnB,45MnV. | 16mm-250mm | GB/T5216-2004 |
| Oil wells structural steel | 37Mn5,36Mn2V | 16mm-250mm | Q/LYS248-2007 |
| Marine anchor chain steel | CM490,CM690,M30Mn2 | 16mm-250mm | YB/T66-1987 GB/T18669-2002 |
1. What is a round bar?
Round bar is a steel bar with a smooth surface which is used for construction that does not request high-strength reinforced concrete works. It is widely used on beam and column stirrups, pipelines, roads, small and medium-sized projects.
2.What is the difference between a round bar and a rod?
Round bars often possess higher tensile strength and hardness, making them suitable for load-bearing applications. Meanwhile, rods offer increased flexibility and are more malleable, catering to intricate designs and bending requirements.
3.What is the primary use of a round bar?
round bars are vital in building infrastructure like bridges, skyscrapers, and residential homes. For example, TMT bars provide the strength and flexibility needed to reinforce concrete structures. Industries use round bars to create tools, machinery components, and automotive parts.
4.What is a round bar in construction?
Round bar is a steel bar with a smooth surface which is used for construction that does not request high-strength reinforced concrete works. It is widely used on beam and column stirrups, pipelines, roads, small and medium-sized projects.
5.What is the difference between UC and UB steel?
In terms of identifying UBs and UCs, the depth of a universal beam is always greater than its width, making it more suited to carrying bending loads whereas universal columns are taller than they are wide to hold up against vertical loads as well as the forces of gravity.



















