STAINLESS STEEL INDUSTRIAL PIPE

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Specifications

1. Guaranteed material from established steel factories
2. Accordance with International standard
3. Attractive 304 price

PRODUCT NAME: STAINLESS STEEL INDUSTRIAL PIPE

Name	Stainless Steel Industrial Pipe
Standard	ASTM, GB, JIS, DIN, EN, AISI
Material Grade	TP304 TP304L TP316 TP316L TP347 TP347H TP321 TP321H TP310 TP310S
	TP410 TP410S TP403
	S31803/S32205 S32750 S32760
Outer Diameter	Welded Pipe: single slit(Φ8mm-Φ630mm); girth(Φ630mm-Φ3000mm),
Thickness	Welded Pipe: single slit(0.5mm-25mm); girth(3mm-30mm)
Length	Commonly 5.8 Meters or 6.0 Meters, or as customers' request
Tolerance	According to the Standard, +/-10% Commonly.
Surface	180#, 320#, 400# Satin / Hairline, Bright Anneal, Pickle,400#, 500#, 600# or 800# Mirror finish
Application	Petrochemical industry, chemical fertilizer industry, oil refining industry, oil and gas industry, light industry and food industry, pulp and paper industry, energy and environmental industries.
Test	Flaring test, Flattening test, Bending Test, Hydraulic Test, Eddy Current test

Q: What is the difference between the stainless steel tube and tube rolling: We usually say the hot-rolled seamless slide into thermal expansion, is to use tools of the pipe up, supporting circle. Cold is the opposite, a fixed mould outside the inner hole of the fixed mandrel, from the outside to make him thinner. Annealing is required before hot rolling, without cold rolling. In hot rolling billet after annealing, stainless steel seamless pipe, wall production minus a broaching machine after reaming compression capability, good flexibility, technological properties were superior to those of ordinary tube ligation.Now the Zhejiang area in the production of stainless steel seamless pipe is widely used cold production technology, but higher production efficiency of 2 roller cold rolling mill, a lot of strength of the manufacturers are equipped with, because the price of the purchase quantity not more general factory. It is commonly used in conjunction with cold drawn units to increase efficiency and reduce production costs.It is precisely because of their differences in production and processing technology, but also makes the hot-rolled stainless steel and cold-rolled pipe has the following differences:A: seamless pipe and tube rolling produced products, though they are working with the tube, but the application is different, generally used for mechanical drawing, heat exchanger pipe, pipe and tube rolling engineering, generally used for fluid transport in pipeline construction;Two: seamless pipe and tube rolling process and product quality; slide processing, low defect, high precision, uniform grain size;Three: two different prices, the price to slide rolling ratio is more expensive;Four: the stainless steel tube ligation can only in diameter 38-159 pipe, or other drawing process. Because of the production process, the tube size is relatively accurate. In the purchase of steel tubes, or tube rolling is drawing, but also the actual situation needs to choose.

Q: Are stainless steel pipes suitable for industrial water systems?: Yes, stainless steel pipes are highly suitable for industrial water systems. They offer excellent corrosion resistance, durability, and can withstand high-pressure and high-temperature environments. Additionally, they are hygienic and have a long lifespan, making them a preferred choice for industrial water systems.

Q: What is the difference between 316 and 316H stainless steel pipes?: The main difference between 316 and 316H stainless steel pipes lies in their carbon content. 316 stainless steel has a maximum carbon content of 0.08%, while 316H stainless steel has a higher carbon content, ranging from 0.04% to 0.10%. This slight increase in carbon content enhances the high-temperature strength and creep resistance of 316H stainless steel, making it suitable for applications where elevated temperatures are involved.

Q: Are stainless steel pipes suitable for hygienic applications?: Yes, stainless steel pipes are highly suitable for hygienic applications due to their non-porous surface, corrosion resistance, and ability to withstand high temperatures and pressures. They are widely used in industries such as food processing, pharmaceuticals, and water treatment where cleanliness and sanitation are crucial.

Q: Are stainless steel pipes resistant to chloride stress corrosion cracking?: Yes, stainless steel pipes are generally resistant to chloride stress corrosion cracking due to the high levels of chromium and nickel present in their composition. These elements form a protective oxide layer on the surface of the pipes, preventing the penetration of chlorides and reducing the risk of stress corrosion cracking. However, certain grades of stainless steel may be more susceptible to this type of corrosion in certain environments, so it is important to select the appropriate stainless steel grade for the specific application.

Q: How do stainless steel pipes compare to carbon fiber pipes?: Stainless steel pipes possess distinct qualities and find usage in diverse fields. Renowned for their robustness and power, they exhibit exceptional resistance to corrosion and can withstand elevated temperatures and pressures. Consequently, they prove suitable for various industries, including oil and gas, chemical, and construction. Boasting an elongated lifespan and the ability to bear heavy loads, stainless steel pipes emerge as a reliable option for numerous applications. Nevertheless, their relatively hefty weight necessitates additional support structures. Conversely, carbon fiber pipes, characterized by their lightness and high strength-to-weight ratio, serve as an alternative. Crafted from carbon fibers embedded in a resin matrix, they yield a formidable and rigid material. Aerospace, automotive, and sports equipment industries commonly employ carbon fiber pipes. Their lightweight nature permits enhanced fuel efficiency in vehicles and augmented performance in sports equipment. However, carbon fiber pipes prove pricier than their stainless steel counterparts and may lack the desired resilience to extreme temperatures or corrosive surroundings. To summarize, stainless steel pipes excel in durability and corrosion resistance, making them well-suited for demanding tasks. Carbon fiber pipes, on the other hand, offer lightweight construction and a commendable strength-to-weight ratio, rendering them ideal for weight reduction-focused applications. Ultimately, the choice between stainless steel and carbon fiber pipes hinges on specific requirements and the trade-offs between cost, weight, and performance.

Q: Can stainless steel pipes be used in the pharmaceutical industry?: Yes, stainless steel pipes can be used in the pharmaceutical industry. Stainless steel is a popular choice for pharmaceutical applications due to its excellent corrosion resistance, high strength, and durability. It is resistant to many chemicals and can withstand high temperatures and pressures, making it suitable for transporting various pharmaceutical substances and fluids. Stainless steel pipes are also easy to clean and maintain, which is crucial in ensuring sanitation and preventing contamination in pharmaceutical manufacturing processes. Additionally, stainless steel is non-reactive and non-toxic, ensuring the integrity and quality of pharmaceutical products.

Q: What is the composition of stainless steel pipes?: The main components of stainless steel pipes are mainly iron and at least 10.5% chromium by mass. By adding chromium, a protective oxide layer called the passive layer is formed on the surface. This layer not only prevents corrosion but also gives stainless steel its resistance to rust and staining. Furthermore, stainless steel pipes can also contain other elements like nickel, molybdenum, and manganese, which improve their mechanical properties and resistance to corrosion. These additional elements contribute to the overall strength, durability, and versatility of stainless steel pipes, making them suitable for a wide range of applications in industries such as construction, automotive, and manufacturing.

Q: Can stainless steel pipes be used in the food processing industry?: Yes, stainless steel pipes are commonly used in the food processing industry due to their corrosion resistance, hygienic properties, and durability. Stainless steel is non-reactive, does not leach chemicals into food, and can withstand high temperatures and frequent cleaning, making it an ideal material for transporting food and beverages safely.

Q: What are the different grades of stainless steel used for pipes?: There are several different grades of stainless steel that are commonly used for pipes, each with their own unique properties and characteristics. The most common grades include: 1. Grade 304: This is the most widely used stainless steel grade for pipes. It offers excellent corrosion resistance, high-temperature strength, and good formability. It is commonly used for both indoor and outdoor applications, such as water supply pipes, food processing equipment, and architectural structures. 2. Grade 316: This grade is similar to 304 but contains a higher content of molybdenum, which enhances its corrosion resistance, especially against chlorides and other corrosive chemicals. It is commonly used in marine environments, chemical processing plants, and medical equipment. 3. Grade 321: This grade contains titanium, which stabilizes it against sensitization during welding or high-temperature exposure. It offers excellent resistance to oxidation and can be used in applications where high temperatures are involved, such as exhaust systems and boilers. 4. Grade 409: This grade is commonly used for pipes in automotive exhaust systems due to its excellent heat resistance and durability. It is also resistant to corrosion from road salts and other harsh chemicals. 5. Grade 347: Similar to grade 321, this grade contains niobium, which provides additional stabilization against sensitization. It is commonly used in high-temperature applications where resistance to intergranular corrosion is required, such as in aircraft and jet engine components. These are just a few examples of the different grades of stainless steel used for pipes. The specific grade chosen for a particular application depends on factors such as the environment, temperature, corrosion resistance requirements, and mechanical properties needed.

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