Structural Tubing is for high stress structural application like bridges, buildings, roll cages, and underwater platforms with wall thickness from 3/16" and up. It is often referred to as Hollow Structural Sections or just the acronym HSS.
Production Range
- OD: 42mm-760mm
- WT: 4mm-120mm
Standard and Steel Grade
- GB/T 8162
- GB/T 17396 or technical agreement.
| Usage | OD(mm) | WT(mm) | Steel Grade | Standard/ Specification | Aplication Fields |
| Structural Pipe | 42-760 | 4-120 | 20#,35#,45#,Q345A/B/C/D,Q390, Q420,25Mn,27SiMn etc. | GB/T 8162 | General structural and mechanical pipe |
| Vehicle Pipe | 45-245 | 4-35 | 20Mn2,SAE1527,MZ410R, MZ530R,30Mn2,40Cr,45Mn2 etc. | Technical agreement, YB/T5035 | Pipe used for automobile axle and automobile semi-shaft |
| Mold Pipe &Tube | DN200-DN1200 | 21CrMo10,21CrMo10-2 etc. | Q/OHAD030, technical agreement | Centrifugal graphite casting-iron pipe mold | |
| Military Pipe | 42-760 | 4-120 | 30Cr,40Cr,35CrNi1MoA etc. | National military standard, agreement | Pipe for military use |
| Geology Drilling Pipe &Tube | 42-133 | 4-25 | DZ40,DZ55,STM-R780,DZ60 etc. | Q/OHAD006, GB/T 9808, agreement | Drilling pipe |
| Hydraulic Support Pipe | 42-760 | 4-120 | 20#,35#,45#,27SiMn,30MnNbRE, 30CrMnSi,30CrMnSiA etc. | GB/T 17396, technical agreement | Making hydraulic equipment for coal mine exploitation and hydraulic cylinder and piston for truck crane |
| Fluid Transmission Pipe & Tube | 42-760 | 4-120 | 20#,Q345,Q390 etc. | GB/T 8163, technical agreement | Pipe & tube used for fluid transmission |
Note: Steel pipe can be developed and produced to meet the users’ personalized requirements according to their demands.
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