2205 Corrosion-Resistant Structural Castings

Product Name: 2205 Duplex Stainless Steel Complex Corrosion-Resistant Structural Castings

(Shandong Hongyang Special Steel - Custom Engineered Solutions)

Our ZG22Cr5Ni3MoN (2205 Duplex Steel) structural castings combine exceptional corrosion resistance with design flexibility for demanding industrial applications. These precision-cast components maintain structural integrity in aggressive chemical, marine, and high-stress environments while offering superior strength-to-weight ratios compared to conventional stainless steels.

1. Unmatched Design Freedom

Complex geometries: Seamless integration of flanges, reinforcements, and flow channels

Thin-wall capability: 5mm minimum section thickness with uniform properties

Dimensional precision: CT6 tolerance (ISO 8062) for direct assembly

2. Engineered Corrosion Resistance

Chloride resistance: PREN≥35 withstands 10,000ppm Cl⁻ at 60°C

Acid compatibility: <0.1mm/year in 20% H₂SO₄ at 50°C

Intergranular protection: Solution annealed per ASTM A923

3. Structural Performance

Yield strength: ≥450MPa (2x 316L)

Fatigue life: 10⁷ cycles at 50% yield stress

Weldability: Prequalified ER2209 filler metal procedures

✔ 3D sand printing for prototype development
✔ Integrated cores for internal channels/cavities
✔ Non-destructive testing: RT/UT/PT per ASTM standards
✔ Post-casting processes: HIP, machining, electropolishing

Chemical processing: Tower packing supports, agitator arms

Offshore structures: ROV frames, subsea connector housings

Pulp & paper: Bleach tower components

Energy: FGD system ducting, scrubber internals

• Heat-specific material certification (EN 10204 3.1)
• First-article inspection reports
• 3D scanning verification (±0.15mm accuracy)

Design consultation: DFM analysis for castability

Prototyping: Functional samples in 15 days

Production: 8-12 week lead time for complex geometries

Documentation: Full material traceability packages

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