Steel Pipe Material Comparison
| Material | Corrosion / Heat Resistance | Common Grades | Hot-Selling Sizes |
|---|---|---|---|
| Galvanized | High (Zinc coated) | Q235, ASTM A53, S235JR | OD 21.3 – 219mm, 20×20 – 100x100mm |
| Stainless | Excellent (Chemical) | 304, 316, 316L | OD 6 – 530mm, 10×10 – 150x150mm |
| Carbon/Black | Low (High strength) | Q235, ASTM A106, A53 | OD 10.3 – 610mm (Seamless/ERW) |
| Aluminum | Excellent (Lightweight) | 6061, 6063, 1050 | 20×20 – 100x100mm, OD 10 – 150mm |
| Aluminized & ZAM | Superior (Heat & Salt) | DX51D, S250GD, Q235 | OD 21.3 – 114mm, 20×20 – 80x80mm |
Why Buy Steel Pipes From Glory Steel?
✓ Strict Material Traceability
All our pipes come with Mill Test Certificates (MTC) to guarantee chemical composition and mechanical properties.
✓ Complete Sizes & Grades
From standard Q235 and A106 to SS 316L. Custom thicknesses and lengths are available to meet your exact project blueprints.
✓ Factory-Direct Pricing
No middlemen. Directly from our 50,000㎡ factory to your warehouse, ensuring stable supply, fast delivery, and lower procurement costs.
Not Sure How To Choose?
Choose Galvanized Pipes
Choose Stainless Steel Pipes
Quality Assurance & Global Delivery
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Third-Party Inspection Supported: We fully support SGS, BV, or any custom inspections before loading.
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Secure Export Packaging: Standard seaworthy packing and loading photos provided before vessel departure.
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Fast Global Delivery: Direct shipping from major Chinese ports to your nearest destination, ensuring your project stays on schedule.
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