- Structure pipe
| Category | Specification | Grade of steel | Standard | Application | |
|---|---|---|---|---|---|
|
External diameter (mm) |
Wall thickness (mm) |
||||
| Structure pipe | 48-711 | 4.0-65 | 20#, 35#, 45#, Q345, Q345B-E, 20Mn2, 25Mn, 30Mn2, 40Mn2, 45Mn2 | GB/T8162 | Mechanical parts; pipe fitting; net rack. |
- Other pipes
| Category | Specification | Grade of steel | Standard | Application | |
|---|---|---|---|---|---|
|
External diameter (mm) |
Wall thickness (mm) |
||||
| Marine leg pipe | 60-457 | 4.5-60.3 | X52Q, X60Q, X65Q, X80Q, X100Q, NV E360, NV E420, NV E460, NV E550, NV E690 | API SEPC 5L, DNV-OS-B101, according to agreement | Offshore jack-up drilling rig leg pipe (support) |
| Marine shoe pipe | 60-457 | 4.5-50.3 | ASTM, A106B | According to agreement | |
| Marine slurry pipe | 60.3-273 | 4.5-36 | 4130 | ASTN, A519 | Drilling platform high pressure slurry delivery |
| Shipbuilding pipe | 114-273 | 5.0-18 | 360, 410, 460, 490, 500, 510 | GB/T5312 | Ship boilers , superheater and pipeline |
| Axle pipe | 89-273 | 7.0-32 | SM-735, 20Mn2, 25Mn2, SAE-1030 | According to agreement | Used as axle structure pipe |
| Axle gear box pipe | 114-273 | 7.0-32 | 20CrMo4, 40Cr, 25Mn2 | According to agreement | Axle gear box structure pipe |
| Cylinder liner pipe | 114-122 | 7.0-26 | 42MnCr52 | According to agreement | Cylinder liner |
| Automobile half-shaft busing pipe | 76-203 | 7.0-50 | carbon steel, alloy steel | YB/T5035 Agreement | Used in manufacturing automobile half-shaft busing |
| Cylinder barrel pipe | 48-711 | 6.0-35 | carbon steel, alloy steel | According to agreement | Manufacture air/hydraulic cylinder |
| Geology drill steel pipe | 46-168 | 4.0-10 | Dz40-Dz65 | YB/T5052 Agreement | Geological drilling |
| Perforating gun pipe | 60.3-177.8 | 5.0-12.65 | TP-Q750, TP-Q850, TP-Q900, TP-Q1000, TP-150P, TP-155P | According to agreement | Drilling tools |
| Oil cylinder seamless steel pipe | 60-273 | 4.0-25 | SRA630 | TGGXS Agreement | High pressure hydraulic ram |
| Military pipe | 60.3-299 | 4.5-36 | 40Cr, 30CrMnSiA | According to agreement | Military guided missile body |
We offer both seamless steel pipe and welded steel pipe on this product.
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