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Titanium nickel zirconium valve

What are Special Alloy Valves?

Special alloy valves are made from titanium, nickel alloys (Monel, Hastelloy), and zirconium for extreme corrosive environments. Titanium resists chloride ion corrosion; nickel alloys resist hydrofluoric acid and alkaline media; zirconium resists strong acids and reducing media.

Material Comparison

Titanium (Ti)

  • Chloride ion: Excellent
  • Strong acid: General (needs oxidizer)
  • Density: Low (4.5 g/cm3)
  • Cost: High
  • For seawater, wet chlorine

Nickel Alloys

  • Chloride ion: General
  • Strong acid: Excellent (Hastelloy)
  • Density: High (8.9 g/cm3)
  • Cost: Very high
  • For HCl, H2SO4, HF

Zirconium (Zr)

  • Chloride ion: Good
  • Strong acid: Excellent
  • Density: Medium (6.5 g/cm3)
  • Cost: Extremely high
  • For nuclear, reducing acid

Technical Specifications

ParameterRange
Size RangeDN15 - DN600 (1/2" - 24")
Pressure Class150LB - 1500LB (PN10 - PN260)
Temperature Range-196°C to +400°C
Titanium BodyTA2/Gr.2, TA10/Gr.12
Nickel Alloy BodyHastelloy C276/B2, Monel 400/K500
Zirconium BodyZr702/R60702
End ConnectionsFlanged (RF/RTJ), Butt Weld
Design StandardsASME B16.34, API 600/602

Industry Applications

  • Seawater Desalination: Seawater, brine — Titanium, duplex steel valves
  • Chlor-Alkali: Chlorine, HCl, caustic — Titanium, Hastelloy valves
  • Hydrometallurgy: Acid leach solution — Hastelloy, zirconium valves
  • Nuclear: Nuclear coolant — Zirconium, titanium valves
  • Semiconductor: High purity chemicals — High purity titanium valves
  • Pharmaceutical: Strong acid/alkali reactions — Hastelloy valves

Need Special Alloy Valves?

Our engineering team can recommend the optimal special alloy for your extreme corrosive environment. ASME B16.34 certified.

Email: info@chlgvalve.com Call: +86-15601794339