Hot Dip Galvanized Steel Pipe DN40 48mm OD

Hot-dip galvanized steel pipe with DN40 nominal diameter and 48mm outer diameter (OD). Designed for medium to heavy-duty applications in water supply, gas transmission, construction frameworks, and industrial systems. Features thick zinc coating (≥80μm) for superior corrosion resistance. Compliant with ASTM A53, SCH40 standards. Custom lengths, threading, and packaging available.

Enhanced Corrosion Resistance: Hot-dip galvanized coating (≥80μm) ensures excellent protection against rust and corrosion, suitable for harsh environments.

Precision Engineering: DN40 nominal diameter with exact 48mm OD, wall thickness options: 2.5mm, 2.8mm, 3.2mm (SCH40).

High Pressure Rating: Suitable for pressurized water and gas systems (test pressure: 3.5-5.0 MPa).

Structural Strength: Made from grade Q235B/STK400 steel with excellent load-bearing capacity for construction and scaffolding.

Global Standard Compliance: Manufactured to ASTM A53, BS 1387, EN 10240 standards.

Water supply and distribution systems

Natural gas and propane transmission lines

Building structural frameworks and support columns

Industrial scaffolding and safety barriers

Agricultural irrigation systems

Mechanical and engineering projects

Q: What is the difference between DN40 and 48mm OD?
A: DN40 is the nominal diameter designation, while 48mm is the actual outer measurement per international standards.

Q: Can this pipe be used for potable water systems?
A: Yes, the galvanized coating is non-toxic and compliant with water supply standards.

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