Sales of Various Models for the Stainless Steel Pipe

Sales of Various Models for the Stainless Steel Pipe System 1

Sales of Various Models for the Stainless Steel Pipe

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Loading Port:: Tianjin

Payment Terms:: TT or LC

Min Order Qty:: 30 m.t.

Supply Capability:: 4000 m.t./month

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1、Structure of Heat Exchanger Stainless Steel Pipe TP304 ASTM A213 Description:

Boiler Heat Exchange stainless steel pipe is often used in the heating system. Heating system, or those stored energy (such as solar energy) in the form of heat, need to be built with the material that can withstand temperatures up to 550 degrees Celsius. High chromium molybdenum welded steel pipe can work in the extreme, which maintain as the ideal material for the construction of power station.

2、Main Features of Heat Exchanger Stainless Steel Pipe TP304 ASTM A213：

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

•Reasonable price

3、Heat Exchanger Stainless Steel Pipe TP304 ASTM A213 Specification：

1)Commodity: heat exchanger pipe
2))Material: 304,316L,304L,316,321,310S,etc
3)Thickness:0.5-100mm
4)Length: 1-14m

Material Grade	304,304L,316 ,316L,321,310S,2205,904and so on.
Standard	ASTM A312, A554, A249, A269 and A270,ect
	DIN 17456-85 , DIN 17458-85, DIN 17459-92,ect
	JIS G3446-1994, JIS G3448-1997, JIS G3459-1997, JIS G3463-1994,ect
	GB13296-1991, GB14975-2002, GB14976-2002,ect
Outer Diameter	13.7-2020mm
Thickness	0.5-50mm
Length	1m -12m or as customers' request
Polish	180G, 320G, 400G Satin / Hairline
Polish	400G, 500G, 600G or 800G Mirror finish
Test	eddy current inspection, ultrasonic inspection, X-ray inspection, real-time imaging, hydrostatic test, spectral analysis, intergranular corrosion, water pressure test, and mechanical property testing facilities.
Payment	1) by L/C at sight,
Payment	2) 30% deposit, 70% balance before Shipping.
Delivery time	A.7 days if this goods is stock goods.
Delivery time	B.25 days if this goods will be produced after order
Validity	Valid time is 3 days for price usually.
Payment terms	FOB QINGDAO
MOQ	1 ton
Capacity	1000 ton per month
Certificate	ISO, SGS, and third part inspection
Applications	the products are widely used in chemical industry, condenser pipe, heat exchanger, petroleum, shipping military, environment protection, high temperature resistant, low temperature resistant, corrosion resistant and so on.
packing details	1) Wooden-box Package. 2) The Wooden Frame Packing. 3) Intertexture Cloth Packaging with the Iron Sheet Bonding and the Two Terminals Covered With Plastic Dome.

4、Heat Exchanger Stainless Steel Pipe TP304 ASTM A213 Images：

Heat Exchanger Stainless Steel Pipe TP304 ASTM A213

5、FAQ of Heat Exchanger Stainless Steel Pipe TP304 ASTM A213：

①How is the quality of your products?
Our products are manufactured strictly according to national and internaional standard, and we take a test on every pipe before delivered out. If you want see our quality certifications and all kinds of testing report, please just ask us for it.
Guaranteed: If products’ quality don’t accord to discription as we give or the promise before you place order, we promise 100% refund.

②How about price?
Yes, we are factory and be able to give you lowest price below market one, and we have a policy that “ for saving time and absolutely honest business attitude, we quote as lowest as possible for any customer, and discount can be given according to quantity”,if you like bargain and factory price is not low enough as you think, just don’t waste your time.Please trust the quotation we would give you, it is professional one.

③Why should you chose us?
Chose happens because of quality, then price, We can give you both.Additionally, we can also offer professional products inquiry, products knowledge train(for agents), smooth goods delivery, exellent customer solution proposals.Our service formula: good quality+good price+good service=customer’s trust
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem.

Any question, pls feel free to contact us !

Q: What are the disadvantages of using stainless steel pipes?: Although stainless steel pipes offer a multitude of advantages, it is crucial to take into account a few drawbacks: 1. Cost: Stainless steel pipes are typically more expensive than alternative pipe materials such as PVC or carbon steel. This increased cost can impact the overall project budget. 2. Limitations in Corrosion Resistance: Despite its reputation for corrosion resistance, stainless steel is not entirely impervious to corrosion. In certain environments, like highly acidic or alkaline conditions, stainless steel pipes can still corrode over time. 3. Brittle Nature: Stainless steel pipes possess a greater tendency to become brittle compared to other materials. This makes them more prone to cracking or breaking under extreme temperatures or stress. This can be problematic in applications where the pipes are subjected to significant pressure or thermal fluctuations. 4. Difficulty in Modification: In comparison to alternative pipe materials, modifying or altering installed stainless steel pipes is more challenging. This can pose a problem if any changes or adjustments need to be made in the future, as it may require additional time and effort. 5. Heat Conductivity: Stainless steel has lower heat conductivity in comparison to materials such as copper. As a result, stainless steel pipes may not efficiently transfer heat, which can be a disadvantage in applications where heat transfer is crucial. In conclusion, while stainless steel pipes offer numerous benefits, it is crucial to consider these disadvantages when selecting the appropriate material for a specific project.

Q: What is the difference between 304N and 316N stainless steel pipes?: The composition and properties of 304N and 316N stainless steel pipes differ significantly. 304N stainless steel, a variation of the commonly used 304 grade, contains a higher nitrogen content. This nitrogen infusion enhances its strength, corrosion resistance, and ability to withstand pitting and crevice corrosion. As a result, it is well-suited for applications in the chemical and petrochemical industries that demand higher strength and resistance to corrosion. On the flip side, 316N stainless steel is a variation of the renowned 316 grade, which is highly regarded for its exceptional corrosion resistance and high-temperature strength. Similar to 304N, the addition of nitrogen in 316N stainless steel bolsters its strength and corrosion resistance. Furthermore, it exhibits superior resistance to pitting and crevice corrosion when compared to 304N stainless steel. Consequently, 316N stainless steel is commonly utilized in environments where superior corrosion resistance is indispensable, such as marine settings and the manufacturing of medical equipment. To summarize, both 304N and 316N stainless steel pipes exhibit enhanced strength and corrosion resistance compared to their non-N counterparts. However, 304N is more fitting for general-purpose applications that necessitate moderate corrosion resistance, while 316N is preferable in environments with higher levels of corrosion and applications that demand superior resistance to pitting and crevice corrosion.

Q: What's the difference between stainless steel 304 and stainless steel 202?: 202 stainless steel is one of the 200 series stainless steel, the national standard model is 1Cr18Mn8Ni5N. 200 series stainless steel is low nickel, high manganese stainless steel, nickel content, manganese content of about 8%, is a nickel type stainless steel.

Q: How are stainless steel pipes graded?: Stainless steel pipes are graded based on a variety of factors to determine their quality and suitability for different applications. The grading system of stainless steel pipes typically takes into account factors such as their chemical composition, mechanical properties, and manufacturing process. One of the key aspects of grading stainless steel pipes is their chemical composition, which refers to the specific elements and their quantities present in the alloy. The most common elements found in stainless steel pipes include chromium, nickel, molybdenum, and carbon. The percentage of these elements affects the corrosion resistance, strength, and durability of the pipes. Different grades of stainless steel pipes have varying compositions, allowing them to be used in diverse environments and applications. Another important factor in grading stainless steel pipes is their mechanical properties, such as tensile strength, yield strength, and elongation. These properties determine the structural integrity and performance of the pipes under different conditions. Higher grades of stainless steel pipes generally possess superior mechanical properties, making them suitable for high-pressure and high-temperature applications. The manufacturing process also plays a crucial role in grading stainless steel pipes. The pipes undergo various processes, including hot rolling, cold rolling, and heat treatment, to shape them and enhance their properties. The quality of the manufacturing process greatly affects the final grade of the stainless steel pipes. Pipes that are produced using advanced techniques and stringent quality control measures are typically assigned higher grades. In summary, stainless steel pipes are graded based on their chemical composition, mechanical properties, and manufacturing process. These grading criteria ensure that different grades of stainless steel pipes are available to meet the specific requirements of different industries and applications.

Q: Can stainless steel pipes be used for oil refinery applications?: Oil refinery applications can indeed use stainless steel pipes. Due to its exceptional resistance to corrosion, high durability, and strength, stainless steel is widely utilized in the oil and gas industry. Oil refineries face harsh and corrosive environments, including exposure to various chemicals, high temperatures, and pressure. Stainless steel pipes have the ability to withstand these conditions and provide long-lasting performance. Stainless steel pipes possess resistance to corrosion resulting from acidic and alkaline substances, which are commonly present in oil refinery operations. They also exhibit excellent resistance against pitting and crevice corrosion, making them ideal for handling crude oil, petroleum products, and other corrosive media. Moreover, stainless steel pipes can handle high temperatures without compromising their strength and integrity. This quality is crucial in oil refineries where heating and cooling processes are involved. Apart from corrosion resistance and high-temperature capabilities, stainless steel pipes also possess exceptional mechanical properties. They are robust, durable, and possess good weldability, making them suitable for the demanding conditions of oil refinery applications. In conclusion, stainless steel pipes are a reliable option for oil refinery applications due to their corrosion resistance, high-temperature capabilities, and mechanical properties. They ensure the safe and efficient transportation of oil and petroleum products, thereby contributing to the seamless operations of oil refineries.

Q: What is the difference between seamless and welded stainless steel pipes?: The manufacturing process and resulting characteristics are what set seamless and welded stainless steel pipes apart. Seamless pipes are made by piercing a solid billet or ingot, heating it to a high temperature, and then rolling it into a hollow cylindrical shape. This ensures a smooth and uniform surface with no seams or joints. Seamless pipes are known for their higher strength and better corrosion resistance compared to welded pipes. They are the preferred choice for applications involving high pressure or temperature, as their seamless nature makes them more reliable and less prone to leaks. On the other hand, welded pipes are created by joining two or more pieces of steel using different welding techniques. This process introduces a seam or weld line along the length of the pipe. Welded pipes can be produced continuously or intermittently, depending on the specifications required. Although they may have slightly lower strength and corrosion resistance than seamless pipes, advancements in welding technology have greatly improved their quality and performance. Welded pipes are generally more cost-effective and commonly used in applications with lower pressure or temperature requirements. In conclusion, the differences between seamless and welded stainless steel pipes stem from their manufacturing processes and resulting characteristics. Seamless pipes offer higher strength, better corrosion resistance, and are preferred for high-pressure or temperature applications. Welded pipes are more cost-effective, commonly used for lower-pressure or temperature applications, and have seen significant enhancements in quality and performance. Ultimately, the choice of pipe type depends on the specific needs of the application and cost considerations.

Q: Are stainless steel pipes suitable for brewery applications?: Stainless steel pipes prove to be highly suitable for brewery applications with their exceptional corrosion resistance, durability, and hygienic properties, making them the preferred material in the brewing industry. These pipes can endure the challenging conditions of a brewery environment, including exposure to hot liquids and cleaning chemicals, without succumbing to corrosion or contaminating the beer. Furthermore, the smooth surface of stainless steel pipes aids in preventing the accumulation of bacteria and other impurities, ensuring a superior level of cleanliness and quality throughout the brewing process. Moreover, stainless steel is effortlessly cleaned and maintained, adding to its practicality for breweries. In conclusion, stainless steel pipes are a dependable and efficient choice for brewery applications.

Q: Can stainless steel pipes be used for underground gas lines?: Yes, stainless steel pipes can be used for underground gas lines. Stainless steel is known for its excellent corrosion resistance, which makes it a suitable choice for underground applications where the pipes are exposed to moisture and various chemicals present in the soil. Stainless steel pipes also have a high strength-to-weight ratio, making them durable and able to withstand the pressure and environmental conditions associated with underground gas lines. Additionally, stainless steel pipes have a long lifespan and require minimal maintenance, making them a cost-effective and reliable option for underground gas distribution systems.

Q: Can stainless steel pipes be insulated with polycarbonate?: No, stainless steel pipes cannot be insulated with polycarbonate. Polycarbonate is a thermoplastic material that is not suitable for insulation purposes. Insulation of stainless steel pipes typically requires materials such as fiberglass, foam, or mineral wool.

Q: What are the different grades of stainless steel used for pipes?: Pipes commonly utilize various grades of stainless steel, each possessing unique properties and characteristics. The following are some of the most frequently employed grades: 1. Grade 304: Widely utilized, this stainless steel grade offers exceptional corrosion resistance, high-temperature strength, and satisfactory formability. It finds common use in both indoor and outdoor applications, including water supply pipes, food processing equipment, and architectural structures. 2. Grade 316: Similar to Grade 304, this grade contains a higher molybdenum content, enhancing its resistance to corrosion, particularly against chlorides and other corrosive substances. It is commonly employed 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. Notably, it exhibits exceptional oxidation resistance and is suitable for applications involving high temperatures, such as exhaust systems and boilers. 4. Grade 409: Due to its outstanding heat resistance and durability, this grade is frequently employed in automotive exhaust systems. Additionally, it demonstrates resistance to corrosion caused by road salts and other harsh chemicals. 5. Grade 347: Similar to Grade 321, this grade incorporates niobium, providing further stabilization against sensitization. It is commonly utilized in high-temperature applications that necessitate resistance to intergranular corrosion, such as aircraft and jet engine components. These examples merely scratch the surface of the multitude of stainless steel grades utilized in pipe manufacturing. The selection of a specific grade for a given application depends on various factors, including the environment, temperature, corrosion resistance requirements, and necessary mechanical properties.

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