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G3 Hastelloy alloy (UNS N06985) is a high-performance nickel-based corrosion-resistant alloy belonging to the Ni-Cr-Fe system containing molybdenum (Mo) and copper (Cu). It is known for its excellent corrosion resistance, high temperature stability and good mechanical properties, and is widely used in industrial applications in various extreme environments.
Chemical composition and physical properties
The main chemical composition of G3 Hastelloy alloy includes:
Carbon (C): ≤0.015%
Silicon (Si): ≤1.00%
Manganese (Mn): ≤1.00%
Phosphorus (P): ≤0.040%
Sulfur (S): ≤0.030%
Chromium (Cr): 21.0~23.5%
Nickel (Ni): Balance
Molybdenum (Mo): 6.00~8.00%
Tungsten (W): ≤1.5%
Copper (Cu): 1.5~2.5%
Iron (Fe): 18.0~21.0%
Cobalt (Co): ≤5.0%
Niobium + Tantalum (Nb+Ta): ≤0.50%
Its physical properties include:
Density: 8.14 g/cm³
Melting point: 1350-1370℃
Specific heat capacity: 452 J/kg·K
Resistivity: 1180 µΩ·m
Corrosion resistance and application areas
G3 Hastelloy alloy has excellent corrosion resistance and can maintain good stability in a variety of acids, salts and oxidizing media, especially in harsh environments such as chlorides. Its corrosion resistance makes it widely used in the following fields:
Chemical industry: used to manufacture chemical reactors, heat exchangers, pipelines and valves, etc., and can resist corrosion from strong acids such as sulfuric acid, hydrochloric acid, phosphoric acid, etc.
Petrochemical industry: suitable for acidic gas and liquid contact parts in oil refining and natural gas processing, such as heaters, condensers and piping systems.Marine engineering: used for the manufacture of components, pumps, valves and other seawater contact parts of offshore platforms, and can resist chlorides and other corrosive substances in seawater.Environmental technology: improve the durability and reliability of equipment in wastewater treatment and pollution control equipment. Pharmaceutical Industry: Used in manufacturing process vessels and piping to ensure durability and safety when handling highly corrosive chemicals. Paper Industry: Used in bleaching process equipment and systems in paper mills to resist attack by chlorides and other corrosive chemicals. Energy Industry: Used in geothermal and nuclear power facilities for critical heat exchangers and other high temperature, corrosive environment applications.
Q1.Can I have a sample order for stainless steel products?
A:Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
Q2.What about the lead time?
A:Sample takes 3-5 days, production time takes 7-15days for order quantity more than 28tons.
Q3.Do you have any MOQ limit for stainless steel products order?
A:Low MOQ, 1pc for sample checking
Q4.How do you ship and how long does it take to arrive?
A:For samples, we usually ship by DHL, UPS, FedEx or TNT, It usually takes 3-5 days to arrive. Airline and sea shipping are also optional. For mass products, ship freight is preferred.
Q5.Is it OK to print my logo on the product?
A:Yes.OEM and ODM can be provided for us.
Q6:Do you provide guarantee for the product?
A:Yes, we provide 5-10 years warranty for our products.
Q7:How to deal with the failure?
A: First of all, our products are produced under a strict quality control system, and the defective rate will be reduced by 0.2%.