Product Introduction
Custom Galvanized Pipe uses ERW welded pipe, LSAW steel pipe or seamless steel pipe as the base material, and forms a corrosion-resistant zinc layer through hot-dip galvanizing (HDG) or pre-galvanizing treatment, which combines strength and corrosion resistance.

Technical Specifications
|
Item |
Specification |
|
Product Name |
Custom Galvanized Steel Pipe |
|
Manufacturing Process |
ERW / LSAW / Seamless + HDG / Pre-Galvanized |
|
Material |
Carbon Steel |
|
Steel Grade |
ASTM A53, ASTM A500, S235JR, S355J2H, STK400 |
|
Standard |
ASTM, EN, BS, DIN, JIS, API |
|
Outer Diameter |
21.3–508 mm |
|
Wall Thickness |
1.0–20 mm |
|
Length |
1–12 m or Customized |
|
Schedule |
SCH 10–160 |
|
Zinc Coating |
40–610 g/m² |
|
Pipe End |
Plain, Beveled, Threaded, Grooved |
|
Testing |
Chemical, Mechanical, Hydrostatic, UT, Eddy Current |
|
Certificate |
MTC EN10204 3.1, ISO9001, SGS, BV, TUV |
|
Packing |
Bundles, Waterproof Package |
Available Sizes
Comprehensive Standard Sizes:Supports outer diameter 21.3–508mm, wall thickness 1.0–20mm, length 1–12m.
International Standards:Supports international standard systems such as DN, NPS, and Schedule.
Customization Available:Supports special sizes, drawing-based processing, and OEM production.
Manufacturing Process
Standardized Production: Raw Material → Forming → Welding / Seamless → Galvanizing → Cooling → Straightening → Cutting → Inspection → Packing
Quality Control
Raw Material Inspection: Inspects chemical composition, dimensions, and surface quality.
Comprehensive Inspection: Dimensional, weld, and plating quality control throughout the production process.
Finished Product Inspection: Completes mechanical property, hydrostatic, UT, eddy current, and plating thickness testing.
Document Traceability: Provides MTC EN10204 3.1 and third-party testing reports.

Custom Manufacturing
Custom Sizes Available: Supports customization of outer diameter, wall thickness, length, and steel grade.
Custom Processing
Supports threading, beveling, grooving, cutting, and other processing.
OEM Service
Supports logo, label, and packaging customization.
Production Based on Drawings
Supports processing based on provided drawings or samples.



Applications
Construction Engineering
Steel structures, scaffolding, fences.
Fluid Transportation
Water supply and drainage, fire protection, agricultural irrigation.
Energy Engineering
Photovoltaic support systems, power and infrastructure.
Industrial Manufacturing
Machinery, warehouse racking, and equipment frames.
Packaging & Shipping
Export Packaging:Steel strapping, waterproof packaging, plastic pipe cap protection.
Rust Prevention Treatment:Supports passivation, rust-preventive oil, and moisture-proof packaging.
Container Shipping:Supports 20GP, 40GP, and 40HQ container loading solutions.
FAQ
Q: Which standards are supported?
A: Supports ASTM, EN, BS, DIN, JIS, API, and other standards.
Q: Can sizes be customized?
A: Custom sizes, steel grades, zinc coatings, and pipe ends are supported.
Q: What is the MOQ?
A: MOQ is negotiable based on specifications.
Q: What certificates are provided?
A: MTC EN10204 3.1 and third-party testing reports are provided.
Q: What tests are conducted before shipment?
A: Chemical composition, mechanical properties, water pressure, UT, eddy current testing, and coating testing.
Q: Does the company support third-party inspection?
A: Supports inspections by SGS, BV, TUV, and other organizations.
Q: Can different specifications be mixed?
A: Full container loads are supported to improve procurement efficiency.
Q: What is the delivery time?
A: Fast delivery for standard specifications; customized products are made to order.
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