Tianjin Tianyingtai Steel Pipe Co., Ltd. is one of the most credible manufacturers and suppliers of sgh340 galvanized pipe in China. Welcome to consult the quotation and import cheap sgh340 galvanized pipe made in China here from our factory.
▶ Key Features & Advantages
✅ High Yield Strength (≥340 MPa): Up to 45% stronger than standard Q235/SS400 grade, reducing material consumption and lowering project costs.
✅ Premium Zinc Coating: Hot-dip galvanized per JIS G3302, with coating weight options of Z60, Z90, Z120, Z180, Z220, Z275 g/m² for tailored corrosion protection.
✅ Superior Surface Finish: Smooth, spangle-free or regular spangle surface; no rust, no scale, no visible defects.
✅ Excellent Weldability & Formability: Easily welded, bent, cut, and processed without cracking or coating peeling.
✅ Dimensional Precision: Tight OD and wall thickness tolerances ensure perfect fit for connectors, clamps, and structural joints.
✅ Long Service Life: 20–50+ years of service life depending on coating thickness and environmental conditions.
✅ Eco-Friendly & Recyclable: 100% recyclable material, compliant with international environmental standards.
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Product Name |
Galvanized square tube |
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Specifications |
Thickness 1-20mm, width 10*10-1000*1000/20*10-500-800,or according to requirements |
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Standard |
ASTM , JIS ,DIN,GB/T |
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Steel Grade |
ASTMA53,A106, DIN 1626 JIS G3452,G3454 GB Q235B,Q345B |
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Test |
Chemical Component Analysis, Mechanical Properties, Technical Properties, Exterior Size Inspection, Hydro static Test, X-ray Test. |
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Product certification |
ISO,SGS,BV,TUV, |
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Processing Service |
Welding, Drilling, Cutting, Bending |
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Lead time |
7 to 15 working days |
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Payment terms |
T/T ,LC |
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Packing |
Wooden pallet or according to customer's request |
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Exporting country |
Southeast Asia: Philippines, Vietnam, Thailand, Malaysia South Asia: Bangladesh, India, Pakistan, Sri Lanka |



▶ Quality Assurance & Certifications
🔬 Mill Test Certificate (MTC) provided with every shipment
📊 Coating Thickness Testing using magnetic thickness gauges
🧪 Mechanical Property Testing: Tensile, yield, elongation, bend tests
📜 Third-Party Inspection: SGS, BV, TUV accepted
🏅 Certifications: ISO 9001, JIS Mark, CE, RoHS compliance
▶ Packaging & Delivery
Bundling: Hexagonal or square bundles secured with steel strips
Protection: Plastic end caps + waterproof kraft paper wrapping + woven bag
Container Loading: 20GP / 40GP / 40HQ / Bulk Vessel available
Lead Time: 15–25 days for standard orders; 30 days for customized specifications
💬 Request a Free Quote Today! Tell us your required diameter, wall thickness, length, zinc coating weight, and destination port - we will provide a competitive FOB/CIF price within 24 hours. OEM & ODM services are warmly welcomed.
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