Stainless Steel Welded Pipe ASTM A249/A269; GB/T24593
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- 25 m.t.
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- 5000 m.t./month
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1、Structure of Stainless Steel Welded Pipe ASTM A249/A269; GB/T24593：
Stainless steel Welded pipe is used in applications that require the pipe to have high anti-corrosive properties. Compared to steel and cast iron pipes, stainless steels are more flexible, durable and have a higher strength. They are very resistant to erosion-corrosion and can be formed and welded into various shapes and sizes. It is easily connected with various other piping systems and materials and is designed to withstand long life cycles.2、Main Features of Stainless Steel Welded Pipe ASTM A249/A269; GB/T24593：
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Good visual effect
•Reasonable price
3、 Stainless Steel Welded Pipe ASTM A249/A269; GB/T24593 images：
4、 Stainless Steel Welded Pipe ASTM A249/A269; GB/T24593 Specification：
Size：
| DN | OD | WT | ||||
| SCH 5S | SCH 10S | SCH 20S | SCH 40S | |||
| (A) | (B) | mm | mm | mm | mm | mm |
| 350 | 14' | 355.6 | 3.96 | 4.78 | 7.92 | 11.13 |
| 400 | 16' | 406.4 | 4.19 | 4.78 | 7.92 | 12.7 |
| 450 | 18' | 457.2 | 4.19 | 4.78 | 7.92 | 14.27 |
| 500 | 20' | 508.0 | 4.78 | 5.54 | 9.53 | 15.09 |
| 550 | 22' | 558.8 | 4.78 | 5.54 | 9.53 | 15.09 |
| 600 | 24' | 609.6 | 5.54 | 6.35 | 9.53 | 17.48 |
| 650 | 26' | 660.4 | 5.54 | 7.92 | 12.7 | 17.48 |
| 700 | 28' | 711.2 | 5.54 | 7.92 | 12.7 | 17.48 |
| 750 | 30' | 762.0 | 6.35 | 7.92 | 12.7 | 17.48 |
| 800 | 32' | 812.8 | 7.90 | 12.7 | 17.48 | |
| 850 | 34 | 863.6 | 7.92 | 12.7 | 17.48 | |
| 900 | 36' | 914.4 | 7.92 | 12.7 | 19.05 | |
| 1000 | 40' | 1016.0 | 9.53 | |||
| OD(mm) | WT(mm) | |||||||||||||
| 0.5 | 0.6 | 0.7 | 0.8 | 0.9 | 1 | 1.2 | 1.5 | 2 | 2.5 | 3 | 4 | 5 | ||
| 9.5 | ||||||||||||||
| 12 | ||||||||||||||
| 1/2' | 12.7 | |||||||||||||
| 13 | ||||||||||||||
| 14 | ||||||||||||||
| 5/8' | 15.9 | |||||||||||||
| 3/4' | 19.1 | |||||||||||||
| 7/8' | 22.2 | |||||||||||||
| 1' | 25.4 | |||||||||||||
| 1-1/8' | 28.6 | |||||||||||||
| 1-1/4' | 31.8 | |||||||||||||
| 1-1/2' | 38.1 | |||||||||||||
| 40 | ||||||||||||||
| 45 | ||||||||||||||
| 2' | 50.8 | |||||||||||||
| 52 | ||||||||||||||
| 2-1/4' | 57.15 | |||||||||||||
| 2-3/8' | 60.3 | |||||||||||||
| 2-1/2' | 63.5 | |||||||||||||
| 70 | ||||||||||||||
| 3' | 76.2 | |||||||||||||
| 85 | ||||||||||||||
| 3-1/2' | 88.9 | |||||||||||||
| 4' | 101.6 | |||||||||||||
| 4-1/8' | 104.78 | |||||||||||||
| 4-1/4' | 107.95 | |||||||||||||
| 4-1/2' | 114.3 | |||||||||||||
| 5-1/4' | 133.35 | |||||||||||||
| 6-1/4' | 158.75 | |||||||||||||
| 8-5/8' | 219.08 | |||||||||||||
ASTM A249 tolerance：
| OD | WT | Length | |
| ＜25.40mm | ±0.10mm | ±10.00% | OD＜50.8mm +3.0mm -0mm OD≥50.8mm +5.0 -0mm |
| ≥25.4mm~38.1mm | ±0.15mm | ||
| ≥38.1mm~50.8mm | ±0.20mm | ||
| ≥50.8mm~63.5mm | ±0.25mm | ||
| ≥63.5mm~76.2mm | ±0.30mm | ||
| ≥76.2mm~101.6mm | ±0.38mm | ||
| ≥101.6mm~190.5mm | +0.38mm -0.64mm | ||
| ≥190.5mm~228.6mm | +0.38mm -1.14mm | ||
ASTM A269 tolerance：
| OD | WT | Length | |
| ＜38.1mm | ±0.13mm | OD＜12.7mm ±15% OD≥12.7mm ±10% | OD＜38.1mm +3.20mm -0mm OD≥38.1mm +4.80 -0mm |
| ≥38.1mm~88.9mm | ±0.25mm | ||
| ≥88.9mm~139.7mm | ±0.38mm | ||
| ≥139.7mm~203.7mm | ±0.76mm | ||
| ≥203.7mm~304.8mm | ±1.01mm | ||
| ≥304.8mm~355.6mm | ±1.26mm | ||
5、FAQ of Stainless Steel Welded Pipe ASTM A249/A269; GB/T24593：
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:Are stainless steel pipes suitable for irrigation systems?
- Indeed, irrigation systems find stainless steel pipes to be a fitting choice. Renowned for their exceptional resistance to corrosion, durability, and strength, stainless steel pipes prove to be an ideal selection for irrigation systems that face constant exposure to water and moisture. These pipes possess the capability to endure high-pressure circumstances and guard against rust and corrosion, guaranteeing a lengthy lifespan and necessitating minimal maintenance. Furthermore, stainless steel pipes ensure the safety of conveying water for irrigation purposes, as they refrain from leaching any harmful substances into the water supply.
- Q:What is the difference between 440C and 440F stainless steel pipes?
- The 440 series encompasses two types of stainless steel, namely 440C and 440F. These variants differ slightly in their composition and properties. 440C stainless steel, a high-carbon martensitic type, boasts chromium content that bolsters its corrosion resistance and hardness. It is renowned for its exceptional wear resistance, commendable strength, and ability to maintain sharpness. Its elevated carbon content ensures excellent hardness, albeit at the expense of increased difficulty in machining when compared to stainless steels with lower carbon levels. Consequently, 440C finds common application in scenarios necessitating high strength, corrosion resistance, and wear resistance, such as cutting tools, bearings, and surgical instruments. Contrarily, 440F stainless steel represents a free-machining version of 440C. Like its counterpart, it is a high-carbon martensitic stainless steel; however, it incorporates sulfur to enhance its machinability. The sulfur acts as a lubricant during the machining process, facilitating easier and faster cutting. Nevertheless, the addition of sulfur marginally diminishes 440F's corrosion resistance and toughness in comparison to 440C. Consequently, 440F finds utility in applications demanding extensive machining, such as automotive components, fasteners, and valve parts. To sum up, the primary distinction between 440C and 440F stainless steel lies in their machinability and sulfur content. While 440C offers superior corrosion resistance and hardness, it may prove more challenging to machine. On the other hand, 440F is more manageable to machine but exhibits slightly reduced corrosion resistance and toughness. The selection between the two depends on the specific requirements of the application, with 440C being preferred when prioritizing corrosion resistance and wear resistance, and 440F being suitable for scenarios necessitating extensive machining.
- Q:Can stainless steel pipes be used for underground water supply lines?
- Yes, stainless steel pipes can be used for underground water supply lines. Stainless steel is highly resistant to corrosion, making it an ideal choice for underground applications where the pipes may come in contact with soil, moisture, and other corrosive elements. It also has excellent strength and durability properties, ensuring that the pipes can withstand the pressure and stress of being buried underground. Furthermore, stainless steel is a hygienic material that does not leach any harmful substances into the water, making it safe for drinking water supply lines. Overall, stainless steel pipes are a reliable and long-lasting option for underground water supply lines.
- Q:Are stainless steel pipes suitable for pulp and paper mills?
- Absolutely, pulp and paper mills can definitely rely on stainless steel pipes. Stainless steel pipes possess a plethora of advantages that render them perfect for utilization in this particular sector. Firstly, stainless steel is remarkably resistant to corrosion and can endure the harsh chemicals and high temperatures commonly encountered in pulp and paper mills. This corrosion resistance guarantees that these pipes will have a lengthier lifespan, necessitating less maintenance and reducing downtime and costs linked with repairs or replacements. Furthermore, stainless steel pipes are acknowledged for their robustness and durability. They can handle high-pressure circumstances, ensuring a dependable and efficient flow of materials throughout the mill. This is especially crucial in pulp and paper mills where substantial volumes of water, chemicals, and pulp need to be transported. Additionally, stainless steel pipes are hygienic and effortless to clean, rendering them well-suited for applications in the pulp and paper industry that demand meticulous cleanliness standards. The smooth surface of stainless steel pipes also diminishes the likelihood of contamination and guarantees a seamless flow of materials, averting any blockages or clogs that could impede production. To conclude, due to their corrosion resistance, durability, strength, and ease of cleaning, stainless steel pipes are undeniably appropriate for pulp and paper mills. They provide a reliable and efficient solution for transporting materials, thereby facilitating the smooth operation of the mill and minimizing maintenance requirements.
- Q:Can stainless steel pipes be insulated with mineral wool?
- Yes, stainless steel pipes can indeed be insulated with mineral wool. Mineral wool is a common and effective insulation material used in various industries, including plumbing and construction. It is capable of withstanding high temperatures and offers excellent thermal and acoustic insulation properties. Additionally, mineral wool is non-combustible and resistant to moisture, making it suitable for insulating stainless steel pipes that carry hot or cold fluids. The insulation can help prevent heat loss, reduce energy consumption, and protect against condensation and pipe sweating.
- Q:What is the difference between 304J6 and 316J6 stainless steel pipes?
- The composition and properties of 304J6 and 316J6 stainless steel pipes are the main factors that differentiate them. 304J6 stainless steel is a variation of the widely used 304 stainless steel with low carbon content. It consists of approximately 18% chromium and 8% nickel, providing excellent corrosion resistance and durability. This grade finds application in various fields such as food processing, chemical processing, and architecture. On the other hand, 316J6 stainless steel is an austenitic grade known for its superior corrosion resistance compared to 304J6. It contains about 16-18% chromium, 10-14% nickel, and 2-3% molybdenum. The inclusion of molybdenum enhances its ability to withstand pitting and crevice corrosion in chloride environments, making it suitable for marine and coastal applications. Regarding mechanical properties, both grades exhibit satisfactory strength and toughness. However, due to its alloy composition, 316J6 stainless steel typically possesses higher tensile strength and hardness. In terms of price, 316J6 stainless steel pipes generally carry a higher price tag than 304J6 due to the increased cost of molybdenum. Consequently, the choice between the two grades depends on the specific requirements of the intended application and the desired level of corrosion resistance.
- Q:The difference between galvanized steel pipe and stainless steel pipe
- Plastic pipe, plastic pipe, also known as plastic composite pipe, with steel pipes for the matrix, by spraying, rolling, leaching, absorption process in steel tube (bottom tube) steel plastic composite pipe internal surface is welded with a layer of plastic coating or plastic anti-corrosion layer on the inner surface and the outer surface of the weld. The plastic pipe has excellent corrosion resistance and small friction resistance. Delivery of epoxy resin coated steel pipe is suitable for water, water, water, oil, gas and other medium, PVC plastic pipe for drainage, water, oil, gas and other media delivery.
- Q:Are stainless steel pipes magnetic?
- Yes, stainless steel pipes can be magnetic, depending on the specific grade of stainless steel. Stainless steel is an alloy made primarily of iron, with varying amounts of chromium, nickel, and other elements. The presence of these elements affects the magnetic properties of the stainless steel. Generally, stainless steel grades that contain a higher amount of chromium and nickel, such as the austenitic grades (e.g., 304, 316), are non-magnetic. On the other hand, stainless steel grades that have a higher amount of ferrite, such as the martensitic and ferritic grades, can be magnetic. Therefore, it is important to consider the specific grade of stainless steel when determining its magnetic behavior.
- Q:What is the maximum length of stainless steel pipes available?
- The maximum length of stainless steel pipes available varies depending on the manufacturer and specific product. However, commonly, stainless steel pipes can be found in lengths ranging from 20 feet to 40 feet.
- Q:Advantages and disadvantages of PPR lined stainless steel pipe and PPR aluminium plastic pipe
- PP-R aluminium plastic steady tubePP-R aluminium plastic steady tube is a composite pipe made of PP-R tube and aluminum layer. It is based on maintaining the original PP-R tube size unchanged, using hot melt adhesive technology on the outer surface and the thickness of 0.15-0.25mm aluminum strip under high temperature organic adhesive, then coated with 0.2mm around the PP-R (or PE) protective layer produced. It has five layers of polypropylene, aluminum, gum and polypropylene. Its intermediate aluminum layer acts as a strengthening agent to combine PP-R plastic with metal. It also has flexibility of plastic pipe and rigidity of metal tube. Through the integration of aluminum layer to achieve stable mechanical properties, with higher strength and better resistance to high temperature.Advantage：PP-R steady-state aluminum plastic pipe into the PP-R tube and the metal tube in one of the advantages, at the same time with PP-R tube health and sealing and metal pipe rigidity, forming a unique superior general plastic pipe has special properties, linear expansion coefficient, impervious to physical properties of oxygen, anti UV, high strength, high temperature resistance so excellent.
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Stainless Steel Welded Pipe ASTM A249/A269; GB/T24593
- Ref Price:
-
- Loading Port:
- Ningbo
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 5000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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