All kinds of stainless steel tube you can choose

All kinds of stainless steel tube you can choose

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 8000 m.t./month

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Product Description:

1、Structure of Stainless Steel Welded Pipe ASTM A358/A312/A778 Description：

Stainless steel welded pipe is actually a cover term, covering a wide range of alloy and making them suitable for different attributes that are used in a very wide and large numbers of different industries. Stainless steel pipe is resistant to erosion, highly flexible, powerful, easy to use, and can be done in distinct approaches, which means that more and more stainless steel was used as a construction material for large-scale, high impact buildings. It can be molded, rolling, and it can create amazing shapes to make it perfect, It is used as experimental buildings, The use of steel pipe welding of large stainless steel covers other examples.

2、Main Features of the Stainless Steel Welded Pipe ASTM A358/A312/A778：

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

•Reasonable price

3、Stainless Steel Welded Pipe ASTM A358/A312/A778 Images：

Stainless Steel Welded Pipe ASTM A358/A312/A778

4、Stainless Steel Welded Pipe ASTM A358/A312/A778 Specification：

Size：

Outside diameter		Outside	Thickness
Outside diameter		Outside	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

Tolerances on dimensions table：

Standard	Outside(mm)		Thickness(mm)	Length(mm)
ASTM A312	≤48.26	+0.40 -0.80	+No special provisions(Unspecified)-12.50%	Appoint LengthDefinite cut length+6.40 -0
	＞48.26~114.30	+0.80 -0.80
	＞114.30~219.08	+1.60 -0.80
	＞219.08~457.20	+2.40 -0.80
	＞457~660	+3.20/-0.80
	＞660~864	+4.00/-0.80
	＞864~1219	+4.48/-0.80
JIS G3459	＜30.00 ±0.30≥30.00 ±1.00%		＜2.00 ±0.20≥2.00 ±10%	Appoint LengthDefinite cut Length
GB/T 12771	＜13.00 ±0.2013.00~40.00 ±0.30≥40.00 ±0.80%		≤4.00 +0.50 -0.60＞4.00 ±10%	+20.00-0
EN 10217-7	D1±1.50% with±0.75mm(min)D2±1.00% with±0.50mm(min)D3±0.75% with±0.30mm(min) D4±0.5% with±0.10mm(min)		T1±15.00% with±0.60mm(min)T2±12.5% with±0.40mm(min)T3±10.00% with±0.20mm(min) T4±7.50% with±0.15mm(min) T5±5.00% with±0.10mm(min) EN ISO 1127	≤6000 +5.00 -06000~12000 +10.00 -0

5、FAQ of Stainless Steel Welded Pipe ASTM A358/A312/A778：

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:Can steel pipes be used for the construction of offshore platforms?: Yes, steel pipes can be used for the construction of offshore platforms. Steel pipes are commonly used in offshore platform construction due to their high strength, durability, and resistance to corrosion. These pipes can be used for various purposes such as structural support, transporting fluids, and as conduits for electrical and communication systems. Additionally, steel pipes can be easily fabricated, installed, and maintained, making them a reliable choice for offshore platform construction.

Q:What are the different types of steel pipe unions?: There are several different types of steel pipe unions, including threaded unions, socket weld unions, and butt weld unions.

Q:How are steel pipes used in mining?: Steel pipes find extensive use in mining operations for a range of purposes. In mining, one of the primary applications of steel pipes involves the transportation of materials, including water, slurry, and other liquids. These pipes possess exceptional durability and can withstand the harsh conditions typically encountered in mining environments, rendering them highly suitable for long-distance material conveyance. Furthermore, steel pipes serve as crucial components in mining ventilation systems. The provision of fresh air to workers and the elimination of harmful gases and dust are of paramount importance in the mining industry. Steel pipes are employed in the construction of ventilation shafts and ducts, facilitating the airflow throughout the mine and ensuring the safety of the miners in their working environment. Moreover, steel pipes contribute significantly to the construction of underground tunnels and mine shafts. By providing structural support and reinforcement, they effectively prevent collapses and maintain the stability of the mine. The strength and durability inherent in steel pipes make them the ideal choice for these critical applications in mining. Another noteworthy use of steel pipes in mining is for the extraction of resources. In certain instances, steel pipes are deployed to establish boreholes or wells, enabling access to underground deposits of minerals or water. Inserted into the ground, these pipes are instrumental in employing various techniques such as drilling or hydraulic fracturing to extract the desired resources. In summary, steel pipes play an indispensable role in the mining industry, serving an array of purposes, including material transportation, ventilation, structural support, and resource extraction. Their strength, durability, and ability to withstand adverse conditions make them an indispensable asset in mining operations.

Q:What are the quality control measures for steel pipe production?: Quality control measures for steel pipe production typically involve several steps to ensure the final product meets the required specifications and industry standards. These measures may include inspection of raw materials, such as the steel coils or plates, to ensure they meet the required chemical composition and mechanical properties. During manufacturing, various processes like forming, welding, and heat treatment are closely monitored to maintain dimensional accuracy and integrity. Non-destructive testing methods, such as ultrasonic or radiographic inspection, are often employed to detect any defects or anomalies in the pipes. Additionally, visual inspection, surface treatment assessment, and mechanical testing are conducted to assess the overall quality before the pipes are released for distribution.

Q:What are the different methods of pipe support for steel pipes?: Various methods exist for supporting steel pipes, each aimed at guaranteeing pipe stability, alignment, and protection. Some frequently employed techniques are as follows: 1. Pipe Hangers: These devices suspend or bear the weight of the pipe from above. Typically crafted from metal, they can be adjustable or fixed, allowing for easy installation and maintenance. Depending on the application, pipe hangers can take the form of clevis hangers, beam clamps, or pipe rollers. 2. Pipe Shoes: These supports attach directly to the underside of the pipe, providing a stable resting surface. Usually made from steel or other durable materials, pipe shoes prevent pipe movement, absorb vibrations, and distribute weight evenly. They find common use in applications involving high temperatures or requiring thermal expansion. 3. Pipe Clamps: These devices fasten pipes together or secure them to structures. Constructed primarily of metal, pipe clamps come in various sizes and designs to accommodate different pipe diameters and configurations. They provide support and prevent sagging or movement, particularly in areas with directional or elevation changes. 4. Pipe Racks: These structures are custom-designed to support multiple pipes in an organized and secure manner. Commonly found in industrial settings like refineries or power plants, pipe racks store or support large quantities of pipes. Typically made of steel, they can be tailored to suit different pipe sizes and layouts. 5. Pipe Guides: These devices facilitate pipe movement control, especially during thermal expansion or contraction. Fixed to the structure, pipe guides offer a sliding surface that accommodates longitudinal pipe movement. They are frequently utilized in applications involving temperature variations, such as steam or hot water systems. These represent just a few examples of the numerous methods available for supporting steel pipes. The choice of support method depends on factors such as pipe size, weight, temperature, and specific application requirements. Selecting the appropriate support method is crucial to ensure pipe longevity and integrity while preventing issues like sagging, misalignment, or failure.

Q:DN150 welded steel tubes one meter multiple: DN150 welded steel pipe according to the thickness of two specifications: outer diameter 165mm, wall thickness 4.5mm, 17.81Kg per meter weight, wall thickness of 5.5mm, 21.63Kg. per meter weight

Q:What are the challenges faced in transporting steel pipes?: Transporting steel pipes can pose several challenges. Firstly, steel pipes are heavy and bulky, making them difficult to handle and load onto transportation vehicles. Specialized equipment, such as cranes or forklifts, is often required to safely lift and maneuver the pipes. Secondly, steel pipes are susceptible to damage during transport. They can be easily scratched, dented, or bent if not properly secured. This necessitates careful packaging and securing techniques to prevent any deformation or damage during transit. Additionally, steel pipes are prone to corrosion, especially when exposed to moisture or harsh weather conditions. Therefore, protecting the pipes from moisture and maintaining proper storage conditions during transportation is crucial to prevent rusting and maintain their quality. Furthermore, the length of steel pipes can also present challenges. Depending on their size, some pipes may be too long to fit on standard transportation vehicles. This requires the use of specialized trailers or the pipes may need to be cut into smaller sections, which can add complexity and cost to the transport process. Lastly, the cost of transporting steel pipes can be high due to their weight and size. Freight charges can be expensive, especially for long-distance transportation. Thus, finding cost-effective transportation solutions while ensuring the safety and integrity of the pipes is a constant challenge in the industry.

Q:How seamless steel tube is formed?: Overview of two kinds of steel pipe process:1, cold drawing (rolling) seamless steel pipe: round tube to heating to perforation, annealing, pickling, leading to oil (copper), multi pass drawing (Leng Zha), the blank pipe, heat treatment, straightening, pressure test (testing), marking and warehousing.2. Hot rolling (extrusion seamless steel tube): round tube billet, heating, piercing, three roll cross rolling, rolling or extrusion, removal of pipe, sizing, reducing (diameter or reducing), cooling, blank tube, straightening, water pressure test (or flaw detection), marking and warehousing.

Q:What is the difference between steel pipes and concrete pipes?: Steel pipes and concrete pipes differ in their composition, construction, and characteristics. Steel pipes are made from steel, whereas concrete pipes are made from a mixture of cement, sand, aggregate, and water. Steel pipes are known for their strength, durability, and resistance to corrosion, making them suitable for high-pressure applications and underground installations. Concrete pipes, on the other hand, are renowned for their affordability, ease of installation, and resistance to fire. They are commonly used in stormwater drainage systems and sewerage networks. Overall, the choice between steel pipes and concrete pipes depends on the specific requirements of the project, such as budget, load-bearing capacity, and environmental factors.

Q:Can steel pipes be used for power plant construction?: Steel pipes are indeed suitable for power plant construction. They find wide usage in power plants for multiple purposes, including steam, water, and air/gas piping. Their strength, durability, and capacity to endure high temperatures and pressures make them highly recommended. Moreover, steel pipes possess exceptional resistance to corrosion, a crucial factor in power plant settings where various fluids and gases are transported. Furthermore, their easy weldability permits efficient installation and maintenance. In conclusion, steel pipes emerge as a dependable and economical option for constructing power plants.

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