Spiral Gas Pipe

1.Galvanized Spiral Gas Pipe – Premium Corrosion-Resistant Conduit for Gas Distribution

Superior Protection for Critical Gas Transmission Systems

Our Galvanized Spiral Gas Pipe represents the gold standard in safe and reliable gas transportation infrastructure. Engineered with precision spiral-welded construction and hot-dip galvanized protection, these pipes deliver unmatched durability for both above-ground and underground gas distribution networks.

2.Advanced Material Composition & Manufacturing

Base Material: High-grade carbon steel (Q235B or equivalent)

Galvanization Process: Hot-dip galvanized coating (minimum 610g/m²) per ASTM A123

Spiral Welding Technology: Continuous helical seam weld for uniform stress distribution

Wall Thickness Options: 2.0mm to 6.0mm (customizable)

Diameter Range: 219mm to 3000mm (8" to 120")

Technical Specifications & Performance Features:

Enhanced Corrosion Protection

Zinc coating thickness: 85μm minimum

Salt spray resistance: >1000 hours (ASTM B117)

Expected service life: 30-50 years in typical environments

Superior Structural Integrity

Yield strength: ≥235 MPa

Tensile strength: 375-500 MPa

Ovality: ≤1% of nominal diameter

Maximum working pressure: 2.5 MPa (362 psi)

Optimal Flow Characteristics

Smooth interior surface (Ra ≤12.5μm)

Consistent inner diameter for minimal pressure drop

Hydraulic efficiency maintained over long distances

3.Competitive Advantages Over Alternatives

✔ 50% Longer Lifespan vs. non-galvanized pipes
✔ Lower Installation Costs - Lightweight yet strong (20% lighter than equivalent steel pipes)
✔ Maintenance-Free Operation - No periodic coating required
✔ Earthquake Resistant - Spiral construction provides flexibility
✔ Environmentally Safe - Zinc coating prevents soil contamination

4.Industry-Specific Applications

Municipal Gas Distribution

City gas pipeline networks

Residential gas supply systems

Pressure regulation stations

Industrial Gas Transmission

Factory gas supply lines

Petrochemical plant pipelines

LNG terminal connections

Special Application Environments

Coastal regions (high salt resistance)

Cold climates (excellent low-temperature toughness)

Earthquake-prone areas (superior flexibility)

5.Why Choose Our Galvanized Spiral Gas Pipes?

Traditional gas pipes face corrosion challenges that compromise safety and require frequent maintenance. Plastic alternatives lack the strength for high-pressure applications. Our solution provides:

Proven Safety Record: Used in over 500km of gas pipeline projects

Custom Engineering: Tailored solutions for specific pressure and diameter requirements

Quality Assurance: 100% hydrostatic testing and ultrasonic inspection

Complete System Solutions: Flanges, elbows, and reducers available

Certifications & Standards:

API 5L/ISO 3183 compliant

EN 10219 manufacturing standards

GB/T 3091-2015 certification

ISO 9001:2015 quality management

Upgrade to Galvanized Spiral Gas Pipes – Where Safety Meets Long-Term Reliability!