Versatile 1-1/2″ Galvanized Round Steel Tubing for Scaffolding & Greenhouses
TXN Metals is a premier manufacturer specializing in high-volume supply of premium 1-1/2″ galvanized round steel tubing. Highly regarded for its optimal balance of strength, lightweight maneuverability, and exceptional rust protection, our 1.5-inch galvanized steel pipes are the global industry standard for scaffolding infrastructure, agricultural greenhouses, and structural framing.
1.5-Inch Galvanized Pipe Technical Specification Sheet
As a direct factory supplier, we manufacture our 1-1/2 inch galvanized steel tubing in strict accordance with ASTM, BS, and EN international standards. Review our technical capabilities for bulk wholesale orders:
| Parameter | Standard Specifications |
|---|---|
| Product Name | 1-1/2″ Galvanized Round Steel Tubing (1.5 Inch Pipe) |
| Section Shape | Round |
| Wall Thickness | 1.0mm – 4.0mm (Custom thickness calibrated for standard scaffolding couplers) |
| Outer Diameter (OD) | 48.3mm (Standard international 1-1/2″ nominal sizing) |
| Length Options | 1m – 12m (Standard 5.8m / 6m lengths optimized to minimize container transit costs) |
| Manufacturing Standards | BS1387, BS EN39 (for Scaffolding), ASTM A53, GB/T3091, DIN 17175, etc. |
| Material Grades | Q195, Q235, Q345 (Gr.B), ST37, ST52, Grade B, etc. |
Key Structural Advantages of Our 1.5″ Galvanized Tubing
- Exceptional Zinc Protection: Available in high-mass pre-galvanized or hot-dip galvanized coatings, forming a multi-layered anti-rust barrier that resists weathering in outdoor environments.
- Perfect Coupler Compatibility: With rigorous outer diameter tolerance controls, our 48.3mm (1-1/2″) tubes integrate seamlessly with international standard scaffolding clamps, couplers, and fittings.
- Advanced Cold Bending Performance: The steel composition yields superior elongation properties, permitting smooth bending and fabrication for custom arches without deformation.
Primary B2B Wholesale Applications
Due to its high structural efficiency, our 1-1/2″ galvanized steel round pipe is a global choice for:
- Commercial construction scaffolding systems, staging frameworks, and safety guardrails.
- High-tunnel agricultural greenhouse structures and commercial livestock fence structures.
- Chain-link fence corner posts, gate frames, and municipal protective barriers.
Direct China Factory Wholesale & Logistics Security
As an ISO-certified direct galvanized steel pipe manufacturer in Tianjin, China, TXN Metals operates 16 high-capacity production lines to meet urgent, high-volume orders. We provide complete Mill Test Reports (MTR) and offer seaworthy packaging options like hexagonal bare bundles, steel straps, or custom slinging solutions.
Bidding on a construction or agricultural project? We offer free product samples for strict quality inspection and third-party welding tests. Contact our sales team today to get an absolute factory-direct wholesale quotation within 24 hours!

|
Packing |
1. Marking: Size, standard,heat number as customer required |
| 2. Surface: Oiled or Black painted to prevent rust | |
| 3. Inner Packing:Caps at both ends, steel strong trips on every bundle | |
| 4. Outer Packing:PE strip wrapping outside | |
| 5. We also can do as customers' requirements |
|
Shipping |
1. Shipping by containers |
| 2. Shipping by bulk ship |
| Q: Are you trading company or manufacturer ? |
| A: We are factory. |
| Q: How long is your delivery time? |
| A: Generally it is 7 days, it is according to quantity. |
| Q: Do you provide samples ? is it free or extra? |
| A: Yes, we could offer the sample for free charge but do not pay the cost of freight. |
| Q: What is your terms of payment? |
| A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shipment. |
| Q: Can we visit your factory? |
| A: Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case. |
| Q: Can provide OEM/ODM service? |
| A: Yes. Please feel free to contact us for more details discuss. |
If you have another question, pls feel free to contact us.




