Product Introduction
Galvanized Special Shaped Pipes are manufactured using high-quality carbon steel strips through precision cold bending and ERW high-frequency welding, and undergo pre-galvanizing or hot-dip galvanizing treatment. They can produce various irregular cross-sections such as elliptical, D-shaped, hexagonal, and triangular.
Technical Specifications
|
Item |
Specification |
|
Product Name |
Galvanized Special Shaped Pipe |
|
Shape |
Oval, Flat Oval, D Shape, Triangle, Hexagonal, Octagonal, Custom |
|
Manufacturing Process |
Cold Roll Forming + ERW Welding |
|
Galvanizing Type |
Pre-Galvanized / Hot-Dip Galvanized |
|
Material |
Carbon Steel / Low Alloy Steel |
|
Steel Grade |
ASTM A500, ASTM A513, EN 10219, Q235B, Q355B |
|
Standard |
ASTM / EN / DIN / JIS / GB |
|
Wall Thickness |
0.8–6.0 mm |
|
Length |
1–12 m or Customized |
|
Zinc Coating |
Customized |
|
Tolerance |
According to Standard |
|
End Finish |
Plain End / Beveled End |
|
Inspection |
Dimension / Weld / Mechanical / Coating |
|
Certificate |
EN 10204 3.1 (Available) |
|
Packing |
Bundles / Waterproof Packing / Wooden Case |
Available Shapes
Standard Shapes: Supports various standard cross-sections including Oval, Flat Oval, D-Shape, Triangle, Hexagonal, and Octagonal.
Customization Based on Drawings: Supports development from CAD, PDF, and 3D drawings; production can be customized according to dimensional, tolerance, and structural requirements.
Manufacturing Process
Precision Manufacturing: Raw material inspection → Slitting → Cold bending → ERW welding → Sizing and shaping → Galvanizing → Straightening → Cutting → Inspection → Packaging.
Comprehensive Quality Control: Implements dimensional, weld, coating, and finished product inspections throughout the production process to ensure stable product quality and batch consistency.
Manufacturing Capabilities
Stable Supply: Equipped with multiple special-shaped steel pipe production lines to meet long-term, large-volume order demands.
Rich Specifications: Supports production of various cross-sections, sizes, wall thicknesses, and lengths to meet diverse application needs.
Fast Delivery: Stable delivery times for standard specifications; customized products are produced according to order schedules.
Export Experience:Familiar with international standards and export packaging requirements, providing stable supply services to global clients.


Customization Capabilities
OEM Customization:Supports personalized customization of cross-sections, dimensions, steel grades, plating, length, etc.
Deep Processing Services:Supports laser cutting, punching, tapping, end processing, and specialized packaging, reducing secondary processing for clients.
Applications
Construction Engineering:Steel structures, railings, fences, greenhouses, and building support systems.
Machinery Manufacturing:Equipment frames, conveyor equipment, and industrial machinery.
Automotive Manufacturing:Automotive seats, frames, and various structural components.
Furniture & Decoration:Office furniture, display racks, shelves, and metal components.
Agricultural Equipment:Greenhouse frames, agricultural machinery, and aquaculture facilities.
Packaging & Shipping
Export Packaging:Utilizes steel straps, waterproof packaging, plastic caps, and wooden crates to meet export transportation requirements.
Maritime Protection:Provides moisture-proof, rust-proof, and deformation-proof packaging according to the mode of transport, reducing transportation risks.
FAQ
Q: What types of special-shaped steel pipes can you produce?
A: Support various standard cross-sections and custom designs based on drawings.
Q: What galvanizing methods do you support?
A: We offer both pre-galvanizing and hot-dip galvanizing processes.
Q: Can you produce according to drawings?
A: We support OEM, ODM, and mold development.
Q: Which international standards do you comply with?
A: We support ASTM, EN, DIN, JIS, and GB standards.
Q: Can you provide material certificates?
A: We can provide MTC and related test reports.
Q: Do you support third-party inspection?
A: We support third-party inspections such as SGS and BV.
Q: What is the MOQ?
A: It's negotiable based on product specifications and order requirements.
Q: What is the delivery time?
A: Standard specifications have stable delivery times; customized products are produced according to orders.
Q: How are they packaged and shipped?
A: Export standard packaging is used, providing rust prevention, moisture protection, and deformation protection.
Q: Can you provide samples?
A: Sample and trial orders are supported.
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