Hebei Huayang Steel Pipe Co., Ltd is one of the leading manufacturers and suppliers of 180mm erw steel pipe for mechanical engineering in China. Please feel free to buy cheap 180mm erw steel pipe for mechanical engineering from our factory. All customized products are with high quality and low price.
Product Overview
Huayang 180 mm ERW steel pipe is manufactured for mechanical engineering applications requiring high strength, precision, and reliable fabrication performance.
| Parameter | Specification |
|---|---|
| Outside Diameter | 180 mm (DN175) |
| Material Grade | EN 10219 S355JR |
| Manufacturing Process | High Frequency ERW |
| Wall Thickness | 5.0–16.0 mm |
| Main Application | Mechanical Engineering |
The pipe provides excellent dimensional stability and weldability for industrial equipment and structural fabrication.




Material Performance and Application
Huayang 180 mm EN 10219 S355JR ERW steel pipes are produced from high-quality structural steel coils through advanced high-frequency electric resistance welding technology, ensuring consistent weld strength, smooth surface quality, and accurate geometric tolerances. EN 10219 S355JR is a non-alloy structural steel grade with a minimum yield strength of 355 MPa, tensile strength of 470–630 MPa, and good cold-forming performance, making it suitable for demanding mechanical fabrication. The 180 mm diameter pipe is widely applied in machinery frames, equipment supports, conveyor structures, industrial platforms, and steel fabrication projects. Huayang performs ultrasonic weld inspection, eddy current testing, tensile testing, chemical composition analysis, and dimensional verification to ensure compliance with international standards and provide stable mechanical performance for long-term industrial applications.
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Bundling and loading onto vehicles

Pipe Detaild Packages
| Specification | Pcs per Bundle | Bundling Layer Pattern | CBM per Bundle | |
| OD (mm) | Wall Thickness (mm) | |||
| 48.3 | 3.68 | 91 | 6,7,8,9,10,11,10,9,8,7,6 | 1.69 |
| 5.08 | 61 | 5,6,7,8,9,8,7,6,5 | 1.13 | |
| 60.3 | 3.91 | 61 | 5,6,7,8,9,8,7,6,5 | 1.77 |
| 5.54 | 37 | 4,5,6,7,6,5,4 | 1.07 | |
| 73 | 5.16 | 37 | 4,5,6,7,6,5,4 | 1.57 |
| 7.01 | 24 | 4,5,6,5,4 | 0.96 | |
| 88.9 | 5.49 | 24 | 4,5,6,5,4 | 1.42 |
| 7.62 | 19 | 3,4,5,4,3 | 1.19 | |
| 114.3 | 6.02 | 19 | 3,4,5,4,3 | 1.96 |
| 8.56 | 10 | 3,4,3 | 0.94 | |
| 141.3 | 6.55 | 10 | 3,4,3 | 1.44 |
| 9.53 | 7 | 2,3,2 | 1.08 | |
| 168.3 | 7.11 | 10 | 3,4,3 | 2.04 |
| 10.97 | 7 | 2,3,2 | 1.53 | |
| 219.1 | 8.18 | 7 | 2,3,2 | 2.59 |
| 12.7 | 5 | 2,3 | 1.73 | |
| 273 | 9.27 | 5 | 2,3 | 2.68 |
| 15.09 | 3 | 1,2 | 1.79 | |
| 323.8 | 10.31 | 3 | 1,2 | 2.52 |
| 17.48 | 2 | 1,1 | 1.26 | |
Pipe Protection
Pipe-end protection is advisable in case the pipe-ends are bevelled at the pipe manufacturer. In the case of overseas transport, there is an especially increased risk of damaged pipe-ends. This is caused by extra handling procedures in ports and shifting of the pipes onboard vessels.
In addition to end caps or protective rings, external wrapping with protective cloth can be applied along the pipe body. This wrapping helps to safeguard the coating surface from scratches, moisture, and contamination during long-distance transportation or prolonged outdoor storage. Especially for coated or painted pipes, the additional protective cloth layer significantly reduces the risk of mechanical damage, UV exposure, and corrosion initiation, ensuring the pipes arrive at the destination in optimal condition.




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