duplex seamless pipe 32760

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Specifications

ASTM A789 S32760 Super Duplex stainless steel pipe
1. Good general corrosion resistance
2. Excellent strength and toughness

ASTM A789 S32760 Super Duplex stainless steel pipe

Standard : ASTM A789 A790

Material : S31803;S32205;S32750;S32760

Thickness : 0.8-30mm

OD: 10-710mm

ASTM	UNS	C	Si	Mn	P	S	Cr	Ni	Mo	N	Other
	S31803	0.03	1.00	2.00	0.03	0.02	21-23	4.5-6.5	2.5-3.5	0.08-0.20
2205	S32205	0.03	1.00	2.00	0.03	0.02	22-23	4.5-6.5	3.0-3.5	0.14-0.20
2507	S32750	0.03	0.8	1.2	0.035	0.02	24-26	6.0-8.0	3.0-5.0	0.24-0.32	Cu<0.5
Zeron 100	S32760	0.03	1.00	1.00	0.03	0.01	24-26	6.0-8.0	3.0-4.0	0.2-0.3

Grade		Tensile strength	Yield srength	Elongation	Hardness
ASTM	UNS	(Mpa)	(Mpa)	(%)	(HBW)
	S31803	620	450	25	290
2205	S32205	655	485	25	290
2507	S32750	800	550	15	300
Zeron 100	S32760	750	550	25	300

Q: What is the difference between double wall and single wall stainless steel pipes?: When comparing double wall and single wall stainless steel pipes, their construction and applications are the key distinguishing factors. Single wall stainless steel pipes are composed of a single layer of stainless steel. They find common use in various industrial settings, including plumbing, heating, ventilation, and air conditioning systems. These pipes are renowned for their durability, resistance to corrosion, and high tensile strength. They are suitable for transporting fluids and gases at moderate temperatures and pressures. On the contrary, double wall stainless steel pipes consist of an inner and outer layer of stainless steel, with insulation sandwiched in between. The insulation layer provides thermal insulation, preventing the transfer of heat and maintaining the desired temperature of the fluid or gas within the pipe. Double wall stainless steel pipes are typically employed in applications where temperature control is crucial, such as high-temperature industrial processes or the transportation of hot or cold fluids. Due to the presence of insulation, double wall stainless steel pipes exhibit superior energy efficiency compared to single wall pipes. They reduce heat loss or gain, thereby minimizing energy consumption and optimizing the efficiency of heating or cooling systems. Furthermore, the insulation layer also aids in reducing condensation, which can prevent damage to surrounding equipment or structures. In conclusion, the main distinction between double wall and single wall stainless steel pipes lies in the inclusion of an insulation layer in double wall pipes. This insulation layer grants them thermal insulation, making them ideal for applications that necessitate temperature control and energy efficiency. Conversely, single wall pipes are commonly utilized in various industrial settings where insulation or stringent temperature control is not required.

Q: What is the cost of stainless steel pipes compared to other materials?: The cost of stainless steel pipes tends to be higher compared to other materials such as PVC or carbon steel. Stainless steel is known for its durability, corrosion resistance, and high strength, which makes it a popular choice in various industries. However, these qualities come at a higher price point. Additionally, factors such as pipe dimensions, grade of stainless steel, and market fluctuations can also affect the overall cost.

Q: Can stainless steel pipes be used for gas or oil transportation?: Stainless steel pipes prove to be a viable option for transporting gas or oil due to their exceptional resistance to corrosion. Their ability to withstand corrosive fluids makes them highly suitable for this purpose. The pipes' resistance to rust, oxidation, and various types of corrosion ensures the pipes' longevity and integrity. Moreover, stainless steel pipes exhibit remarkable strength and durability, enabling them to endure high-pressure scenarios commonly encountered in gas or oil transportation. Additionally, the pipes' smooth inner surface guarantees low frictional resistance, facilitating efficient fluid flow. Nonetheless, when selecting stainless steel pipes for gas or oil transportation, it is crucial to consider factors like the stainless steel grade, compatibility with the specific gas or oil being transported, and adherence to relevant industry standards and regulations.

Q: How do you protect stainless steel pipes from external damage?: To ensure the protection of stainless steel pipes from external damage, there are several steps that can be taken: 1. Applying a protective coating: To shield the stainless steel pipes from moisture, chemicals, and physical harm, consider utilizing a protective coating such as paint or epoxy. Select the coating based on the specific environment and potential risks in order to maximize protection. 2. Installation of pipe supports: Preventing excessive movement and vibration is crucial in avoiding damage over time. Properly install pipe supports using brackets, clamps, or hangers to securely hold the pipes in place and minimize the risk of external impacts causing harm. 3. Implementation of corrosion prevention measures: Although stainless steel pipes are resistant to corrosion, certain environments can still pose a threat. Regularly inspect the pipes for signs of corrosion and address any issues promptly. Utilize corrosion inhibitors or cathodic protection techniques to further safeguard the pipes from external damage. 4. Usage of protective guards or covers: In areas where the pipes are vulnerable to potential impacts or physical harm, the installation of protective guards or covers can provide an additional layer of defense. These guards can be made from materials like plastic or rubber and can be easily installed or removed as needed. 5. Implementation of proper handling and storage procedures: During transportation or storage, it is crucial to handle stainless steel pipes with care. Avoid dropping or dragging them and make sure they are stored in a clean, dry, and well-ventilated area to prevent moisture buildup and potential damage. By adhering to these measures, the lifespan of stainless steel pipes can be significantly prolonged, ensuring their functionality and protection against external damage.

Q: Can stainless steel pipes be used in the agriculture industry?: Yes, stainless steel pipes can be used in the agriculture industry. Stainless steel is a highly durable and corrosion-resistant material, making it suitable for various agricultural applications. Stainless steel pipes are commonly used for irrigation systems, water distribution networks, and drainage systems in agricultural fields. These pipes are resistant to rust, corrosion, and chemical damage, ensuring a longer lifespan in the harsh agricultural environment. Additionally, stainless steel pipes are easy to clean and maintain, making them a preferred choice for transporting various liquids and gases in the agriculture industry.

Q: Can stainless steel pipes be used for high-pressure applications?: Indeed, high-pressure applications can utilize stainless steel pipes. Renowned for their exceptional corrosion resistance, strength, and durability, stainless steel proves to be a fitting choice for managing high-pressure fluids or gases. Without succumbing to deformation or leakage, stainless steel pipes endure immense pressures, guaranteeing the secure and effective transportation of fluids across diverse industries such as oil and gas, chemical processing, and power generation. Moreover, their ability to withstand extreme temperatures further amplifies their aptness for high-pressure applications.

Q: What are the different types of stainless steel pipe reducers?: There are several types of stainless steel pipe reducers, including concentric reducers, eccentric reducers, threaded reducers, and socket weld reducers.

Q: Can stainless steel pipes be used for fire protection systems?: Yes, stainless steel pipes can be used for fire protection systems. Stainless steel has excellent heat resistance properties, making it suitable for high-temperature applications such as fire protection systems. It is resistant to corrosion, ensuring durability and long-term performance in such critical systems. Additionally, stainless steel pipes have the advantage of being low maintenance and have a long service life, making them a reliable choice for fire protection installations.

Q: Are stainless steel pipes suitable for wastewater treatment ponds?: Yes, stainless steel pipes are suitable for wastewater treatment ponds. Stainless steel is highly resistant to corrosion, making it an excellent choice for handling wastewater, which can be highly corrosive. The durability and strength of stainless steel pipes allow them to withstand the harsh conditions and chemicals found in wastewater treatment ponds. Additionally, stainless steel pipes are easy to clean and maintain, ensuring efficient and effective wastewater treatment processes. Overall, stainless steel pipes are a reliable and long-lasting option for wastewater treatment ponds.

Q: What is the difference between seamless and seamless annealed stainless steel pipes?: The difference between seamless and seamless annealed stainless steel pipes lies in the manufacturing process and the resulting properties. Seamless stainless steel pipes are made through a hot or cold rolling process, without any seams or welded joints. This results in a smooth and continuous pipe with high corrosion resistance and strength. On the other hand, seamless annealed stainless steel pipes undergo an additional annealing process after the seamless manufacturing. Annealing involves heating the pipe to a specific temperature and then slowly cooling it, which improves the material's ductility, toughness, and overall structure. This makes seamless annealed stainless steel pipes more suitable for applications requiring higher pressure or temperature resistance, as well as for processes involving bending or forming the pipe.

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