Materials and craftsmanship.
1. Base material: Q235B seamless high-frequency welded pipe. Can be converted to a seamless pipe upon request.
2. Galvanization method: hot-dip galvanization, uniform coating on both inner and outer surfaces, strong adhesion.
3. Zinc layer thickness: ≥85μm, zinc layer weight ≥600g/㎡. High corrosion resistance, suitable for high temperatures, humidity, and saline environments.
4. Execution standards: National Standard GB/T 3091, American Standard ASTM A53 SCH40, British Standard BS1387.
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