ERW Low Carbon Steel Pipe Manufacturer for Construction and Fence Post
ERW low carbon steel pipes are widely used in construction, infrastructure, scaffolding systems and low-pressure fluid transportation due to their strength, durability and cost-effectiveness. Shaanxi Gold-Stone I/E Co., Ltd. supplies high-quality ERW welded steel pipes designed for global engineering projects and industrial applications.
Manufactured with advanced high-frequency welding technology, our pipes provide strong weld seams, precise dimensions and excellent structural performance. These pipes are produced according to international standards such as ASTM A53, ASTM A500, API 5L and EN 10219, ensuring compatibility with international construction and pipeline systems.
Our ERW pipes are widely exported to global distributors, construction contractors and EPC engineering companies seeking reliable structural steel pipe solutions.
ERW Steel Pipe Specifications
| Specification | Details |
|---|---|
| Product | ERW Low Carbon Steel Pipe |
| Outer Diameter | 20 mm – 610 mm |
| Wall Thickness | 0.8 mm – 25 mm |
| Length | 3 – 12 meters or customized |
| Welding Method | High Frequency ERW Welding |
| Shape | Round Steel Pipe |
Manufacturing Standards
Our ERW steel pipes comply with multiple international standards used in construction and pipeline engineering:
- EN 10255
- EN 10219
- EN 10210
- EN 39
- BS 1387
- ASTM A53
- ASTM A500
- API 5L
- ISO 65
- JIS G3444
- JIS G3452
- GB/T 3091
Available Steel Grades
To meet different engineering requirements, we supply multiple steel grades including:
International Grades
- Gr.A / Gr.B / Gr.C
- S235 / S275 / S355
- A36 / SS400
Chinese Grades
- Q195
- Q235
- Q345
These materials provide excellent weldability, mechanical strength and durability for structural and industrial applications.
Surface Treatment Options
For corrosion protection and long service life, we offer several surface finishing options:
• Hot-Dipped Galvanized (220–260 g/m² zinc coating)
• Pre-Galvanized (30–150 g/m² zinc coating)
• Black Painted / Varnish Coating
• Oiled Surface Treatment
• Bare Steel Pipe
• Epoxy Coating
• FBE Anti-Corrosion Coating
• 3PE External Coating
These coatings help protect steel pipes from rust, chemical exposure and harsh outdoor environments.
Pipe End Types
Different pipe end types are available according to installation methods:
- Plain End
- Beveled End
- Grooved End
- Threaded Ends with Coupling
- Flanged Connection
Protective plastic caps or steel protectors can be added to protect pipe ends during transportation.
Packaging and Shipping
For international export transportation, our ERW pipes are packed using seaworthy packaging:
OD ≥ 273 mm
- Loose packing
- Piece by piece loading
OD < 273 mm
- Hexagonal bundles
- Steel strip binding
Small diameter pipes can also be nested inside larger pipes to reduce freight costs and optimize container loading.
Applications of ERW Steel Pipes
ERW low carbon steel pipes are widely used in multiple industries:
• Construction and building materials
• Structural steel frameworks
• Scaffolding pipe systems
• Fence post steel pipes
• Fire protection pipelines
• Greenhouse structures
• Low-pressure liquid transportation (water, gas, oil)
• Irrigation systems
• Handrail and safety barrier systems
Quality Control and Certification
All ERW steel pipes supplied by Shaanxi Gold-Stone I/E Co., Ltd. are produced under strict quality management systems and inspected by international inspection agencies.
Available certifications include:
- ISO 9001 Quality Management System
- SGS Inspection
- BV Certification
- CCIC Inspection
These certifications ensure stable product quality and compliance with international engineering standards.
Why Choose Shaanxi Gold-Stone I/E Co., Ltd.
✔ Professional steel pipe exporter
✔ Competitive factory price
✔ Full international standard compliance
✔ Flexible customization options
✔ Reliable delivery for global projects
With years of experience in steel pipe export, Shaanxi Gold-Stone I/E Co., Ltd. provides reliable pipeline products for distributors, contractors and engineering companies worldwide.