Zhejiang Jigong Valve Co., Ltd. is one of the most reliable manufacturers and suppliers of titanium valve balls in China. If you're going to wholesale cheap titanium valve balls made in China, welcome to get pricelist from our factory. All customized products are with high quality and low price.
Basic Introduction
Titanium valve balls are made from industrial pure titanium or titanium alloys (such as TA2, TC4, etc.) through precision forging and machining. They possess excellent strong corrosion resistance, low density and high strength, and good biocompatibility. They can withstand strong corrosion from seawater, wet chlorine gas, chloride ion solutions, oxidizing acids, and most salt solutions over the long term, while their weight is significantly lower than stainless steel valve balls of the same specification (about 60% of stainless steel). Its outstanding corrosion resistance and lightweight advantages, combined with high-precision sealing surface processing, ensure long-term stable operation and reliable opening and closing of valves in highly corrosive fluid media, making it especially suitable for high-end control scenarios in high-end fields such as seawater desalination, chlor-alkali chemicals, pharmaceuticals and food, and aerospace.
Product Specification
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Indicator items |
Technical specifications |
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Size range |
1/2" to 36" (supports non-standard customization) |
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Pressure rating |
PN10-PN100(Class150-600) |
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Spherical material |
Industrial pure titanium TA2, titanium alloy TC4, and other titanium-based materials |
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Manufacturing process |
Forging + vacuum annealing treatment + precision machining + surface finishing |
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Coaxiality |
≤0.05mm |
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Roundness accuracy |
≤0.02mm |
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Surface roughness |
Ra ≤ 0.4 μm (sealing surface) |
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Outer diameter tolerance |
1/2" – 4": +0.03 mm |
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Inner diameter tolerance |
1/2" – 4": 0~+0.03 mm |
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Applicable temperature |
-196°C to 350°C (depending on titanium grade) |
Product Features
- The material is industrial pure titanium or high-quality titanium alloys such as TC4, with resistance to chloride ion pitting and crevice corrosion far exceeding that of stainless steel and most nickel-based alloys
- With a density of only 4.5g/cm³ and a weight of about 60% of stainless steel valve balls of the same specification, it effectively reduces valve operating torque and pipeline support load
- It has high specific strength, combining high strength with low density, meeting structural strength requirements under high-pressure conditions while reducing weight
- The surface can form a dense and stable oxide film (TiO₂), which has self-repair ability after damage, continuously ensuring corrosion resistance
- Good biocompatibility and non-toxicity, suitable for pharmaceutical, food, and hygiene-grade fluid treatment scenarios
- It has excellent high-temperature oxidation resistance, maintaining mechanical properties and corrosion resistance within a certain high temperature range
Product Application Scope / Usage Scenarios
Applicable media:
Seawater, wet chlorine gas, chloride ion solutions, hypochlorite, nitric acid, sulfuric acid (specific concentrations), phosphoric acid, organic acids, urea solution, salt solution, pure water, and high-purity media, etc
Applicable operating conditions:
Highly corrosive fluid conditions, seawater and high salt spray environments, high-purity sanitary-grade media requirements, lightweight structural design conditions, medium to high temperature corrosive media conditions
Application fields:
Seawater desalination systems (reverse osmosis/multi-stage flash distillation), chlor-alkali chemicals (supporting pipelines for electrolyzers), pharmaceutical fine chemicals (reactors and delivery pipelines), sanitary-grade fluid control for food and beverage, aerospace hydraulic and fuel piping, offshore engineering platform pipeline systems, semiconductor high-purity chemical transportation
FAQ
What are the core advantages of titanium valve balls?
The core advantage of titanium valve balls lies in the unique combination of "lightweight and high-strength + ultra-strong corrosion resistance." Its density is only 60% that of stainless steel, effectively reducing operating torque and pipeline load; At the same time, thanks to the self-healing ability of the dense oxide film on the surface, it can operate stably for long periods in strongly corrosive media such as seawater and chloride ion solutions, with resistance to pitting and crevice corrosion far superior to stainless steel and copper-nickel alloys.
How does titanium valve ball corrosion resistance improve compared to stainless steel valve balls?
Stainless steel valve balls are prone to pitting, crevice corrosion, or stress corrosion cracking in chloride ion environments (especially in chloride-containing solutions). In contrast, titanium and titanium alloy surfaces have stable titanium oxide passivation films, making them insensitive to chloride ions. They exhibit excellent corrosion resistance in seawater, wet chlorine gas, and oxidizing acids, maintaining excellent corrosion resistance even in high-temperature chloride media.
Are titanium valve balls suitable for all highly corrosive working conditions?
Titanium valve balls have excellent tolerance to oxidizing acids, chloride ion solutions, seawater, and other media, but may have limitations in specific media such as hydrofluoric acid, dry chlorine gas, high-temperature dilute sulfuric acid, and high-concentration strong alkalis. We recommend customers provide specific media composition, temperature, and pressure parameters. Our company can assist in selecting or recommending matching titanium alloy grades based on corrosion data.
What is the practical significance of the biocompatibility of titanium valve balls?
Titanium is non-toxic, non-cytotoxic, does not precipitate harmful ions, and its surface is resistant to microbial growth, meeting the strict hygiene and safety requirements for fluid contact materials in pharmaceutical, food, and bioengineering fields. Therefore, titanium valve balls are not only used for chemical corrosion protection but are also widely used in industries with extremely high requirements for material purity and safety, such as pharmaceutical fine chemicals, food processing, and high-purity water systems.
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