Jay Steel Corporation is a famous manufacturer and stockiest of high-grade Zirconium 702 Tube & Pipe products in national and global markets. We build these tube products using pure alloy, which enhances efficiency and durability. We use the most modern and upgraded tools for making these superior plate products for our esteemed clients at market-leading prices.
Zirconium 702 Tube & Pipe are made up of zirconium metal. There are different grades of these Tube & Pipes, including the commercially pure ones. Jay Steel Corporation is one of the most successful suppliers of these Tube & Pipes in different dimensions and grades. The Zirconium 702 Pipe is extremely corrosion resistant due to the oxide formation on the surface. The oxide layer is very thin but highly resistant to acids and alkalis (Hydrofluoric acid is an exception).
Our offered Zirconium 702 Tubes are used in chemical and petrochemical industries due to the great corrosion resistance provided by this grade. The metal used for these tubes is silvery-looking and possesses an extremely high melting point. These can be used in high-temperature applications, and the high corrosion resistance properties make them useful in crucibles, ceramics, abrasives.
Pure zirconium can be effectively used in several nuclear applications. These high-quality Zirconium 702 Tube & Pipe provides other special features like attractive finishes and thus gives a fine appearance. In addition, our zirconium pipe can products be used in high temperature and high strength applications with impurities. We supply all different types, shapes, thicknesses and lengths of Zirconium 702 tubes & Pipes.
Zirconium 702 Pipe comprises a rare metal with amazing corrosion resistance, ultra-high hardness, extremely high melting point, and strength. These properties of zirconium metal make these pipe products extensively used in military, aerospace, nuclear reaction, and atomic energy fields. This material is recognized as an aerospace material. Thus pipes made with zirconium have much better performance than titanium in all aspects.
At Jay Steel Corporation, the raw materials and tools are thoroughly inspected by experts before using them in the production of tube products. This practice of testing help in producing more efficient and dimensionally accurate products for our clients
Zr 702 is a zirconium grade characterized by immunity to stress corrosion cracking and high resistance to pitting and crevice corrosion. The grade has very good corrosion resistance in most organic acids, excellent corrosion resistance in mineral acids, good corrosion resistance in strong alkalis and moderate mechanical strength.
Alleima® Zr 702 main characteristics:
Alleima® Zr 702 is used in environments where even the best stainless steels are not sufficiently corrosion resistant. Zirconium is in many cases the ideal choice from both technical and economical point of view (the price/life time relation).
ASTM B523 or equivalent
ASME SB- 523
Vd TÜV Werkstoffblatt 480 (plate specification)
Other specifications on request.
| Zr+Hf | Hf | Fe+Cr | H | N | C | O |
|---|---|---|---|---|---|---|
| ≥99.2 | ≤4.5 | ≤0.2 | ≤0.005 | ≤0.025 | ≤0.05 | ≤0.16 |
Zirconium 702 tubing is resistant in most organic acids and mineral acids. Typical applications for seamless zirconium tubing are as heat exchangers, coolers, condensers and piping systems in the production of urea, acetic acid, formic acid, nitric acid and methyl methacrylate.
Zirconium is immune to SCC (Stress Corrosion Cracking) and has very good corrosion resistance in, for example, the following environments.
Detailed corrosion data on zirconium 702 in various environments taken from the open literature will be provided on request.
Zirconium tubing can be bent at room temperature using standard bend tooling and techniques. When bending thin walled tubing or if a tight bend radius is needed, a mandrel should be used for adequate support of the ID. The mandrel should be well lubricated in order to prevent galling of the ID surface. Due to moderate strength and low elastic modulus of this alloy, springback is greater than that of stainless steel and must be taken into account.
Machining and cutting zirconium tubing is routine when the following procedures are used:
Tube and pipe are supplied in the cold reduced and annealed or partially annealed condition. Tubing can be delivered in the following surface conditions: mill finish, acid etched, or belt polished. Seamless zirconium tubing can be delivered in the following principle size range:
OD 8-40 mm
WT 0.7-3.5 mm
L up to 14.70 m
(Other dimensions can be quoted for special projects.)
Due to manufacturing limitations OD/WT ratios over 25 can only be quoted under certain circumstances.
Tensile properties at 20°C for Alleima® Zr 702, as specified by ASTM B 523, are shown below.
| Yield strength* | Tensile strength | Elongation | ||
|---|---|---|---|---|
| Rp0.2 | Rm | |||
| MPa | ksi | MPa | ksi | A2" |
| % | ||||
| ≥205 | ≥30 | ≥380 | ≥55 | 16 |
*RP0.2 corresponds to 0.2% offset yield strength.
A comparison of the yield strength of Alleima® Zr 702 with other corrosion resistant tubing alloys is shown in figure 1.

Figure 1 Yield strength vs. tubing material.
The strength of Alleima® Zr 702 at high temperatures is shown in figure 2.

Figure 2 Typical yield and tensile strength of Alleima® Zr 702 vs. temperature.
Density: 6.5g/cm3
Melting point: 1852°C
Thermal conductivity: 22 W/(m °C)
Elastic bending modulus: 99.3 GPa
Thermal expansion: 5.4x10-6 /°C
The coefficient of thermal expansion for zirconium 702, in comparison to other corrosion resistant tubing alloys, is shown in figure 3.

Figure 3 Thermal expansion vs. material.
The weldability of Alleima® Zr 702 is good. Suitable method of fusion welding is gas tungsten arc welding GTAW/TIG with or without filler material. Due to the reactive nature of zirconium, inert gas such as pure argon must be used as both shielding gas and backing gas.
The welding of Alleima® Zr 702 calls for special cleanness. Joint surface and filler material should be cleaned with a suitable solvent, e.g. acetone and free from grease, dirt, chalk and other impurities.
Zirconium 702, a high-performance alloy, has gained immense popularity in various industrial applications, particularly in the realm of piping and tubing systems. Zirconium 702 Pipes and Tubes exhibit exceptional corrosion resistance, making them indispensable in corrosive environments and industries such as chemical processing, nuclear power, and marine engineering.
Zirconium 702 Pipes are engineered to meet the stringent requirements of industries where corrosion poses a significant challenge. These pipes are constructed from Zirconium 702, a commercially pure zirconium-grade alloy that contains a minimal amount of hafnium. The absence of hafnium enhances the corrosion resistance of the alloy, making Zirconium 702 Pipes suitable for handling aggressive chemical substances.
The pipes are characterized by their outstanding resistance to corrosive media, including acids, alkalis, and salts. This corrosion resistance extends the lifespan of the pipes, ensuring a reliable and durable solution for various industrial processes. Zirconium 702 Pipes find applications in chemical processing plants, where they are used for transporting corrosive chemicals safely and efficiently.
Beyond corrosion resistance, Zirconium 702 Pipes exhibit excellent heat transfer properties, making them suitable for applications in high-temperature environments. The alloy's ability to withstand extreme temperatures without compromising its structural integrity makes it a preferred choice for industries such as petrochemical and nuclear power.
Zirconium 702 Tubes are designed with precision to ensure optimal performance in environments where corrosion is a constant threat. Zirconium 702 Tubes find application in heat exchangers, condensers, and other critical components where resistance to corrosion and heat is paramount. The tubes' ability to maintain their mechanical properties under harsh conditions makes them ideal for use in power generation plants, where they contribute to the efficiency and reliability of the overall system.
In addition to their corrosion-resistant properties, Zirconium 702 Tubes possess a unique combination of strength and ductility, facilitating ease of fabrication and installation. This makes them a versatile choice for engineering complex systems in industries ranging from aerospace to pharmaceuticals.
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