Variety of stainless steel tube you can buy

Variety of stainless steel tube you can buy

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 35 m.t.

Supply Capability:: 9000 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: What is the average cost of steel pipes?: The average cost of steel pipes can vary significantly depending on factors such as size, grade, and quantity needed. Therefore, it is difficult to provide a specific average cost without more information.

Q: The difference between 12Cr1MoVG alloy steel tube and 15CrMo: 12Cr1MoVG is a kind of material for alloy tubes. The main purpose is to make the steel structure in the boiler, the use temperature of 580 degrees, requiring high temperature resistance steel plate, durable strength, steel plate in the normalized and tempered state delivery. 12Cr1MoV alloy tube is based on high quality carbon structural steel. It is appropriate to add one or more alloy elements to improve the mechanical properties, toughness and hardenability of steel.

Q: Can steel pipes be used for oil wells?: Yes, steel pipes can be used for oil wells. Steel pipes are commonly used in the oil and gas industry due to their strength, durability, and resistance to corrosion. They are able to withstand the high pressures and temperatures that are encountered in oil well drilling and production. Steel pipes are also able to transport oil efficiently and safely from the well to the surface, making them a preferred choice for oil well infrastructure. Additionally, steel pipes can be easily welded and threaded, allowing for easy installation and maintenance in oil well applications.

Q: What is the maximum temperature and pressure that steel pipes can withstand?: The maximum temperature and pressure that steel pipes can withstand vary depending on the specific grade and type of steel being used. However, in general, steel pipes can withstand high temperatures and pressures due to their strong and durable nature. For high-temperature applications, such as in steam or heat transfer systems, steel pipes can typically withstand temperatures up to 1000 degrees Celsius (1832 degrees Fahrenheit) or even higher. It is important to note that the specific temperature limit may vary depending on the alloy composition and heat treatment of the steel. Regarding pressure, steel pipes are known for their excellent strength and resistance to internal and external pressure. The maximum pressure that steel pipes can withstand will depend on factors such as the pipe diameter, wall thickness, and material strength. In industrial applications, steel pipes can withstand pressures ranging from a few hundred psi (pounds per square inch) to several thousand psi. To ensure the safe operation of steel pipes under high temperatures and pressures, it is crucial to follow industry standards and guidelines, as well as perform regular inspections and maintenance. Consulting with engineers and professionals experienced in steel pipe systems can provide more specific information regarding the maximum temperature and pressure limits for a particular steel pipe application.

Q: Can steel pipes be used for underground oil and gas pipelines?: Yes, steel pipes can be used for underground oil and gas pipelines. Steel is a widely used material in the oil and gas industry due to its strength, durability, and resistance to corrosion. Steel pipes are capable of withstanding the high pressure and extreme conditions often encountered in underground pipelines, making them a reliable choice for transporting oil and gas.

Q: How are steel pipes used in high-rise buildings?: Steel pipes are commonly used in high-rise buildings for various purposes. They are primarily used for structural support as they provide strength and durability, allowing the building to withstand the vertical loads and forces that occur due to its height. Steel pipes are also used for plumbing systems, carrying water and other fluids throughout the building. Additionally, they can be used for HVAC systems, providing ventilation and air conditioning to each floor. Overall, steel pipes are integral components in high-rise buildings, ensuring the safety, functionality, and comfort of the occupants.

Q: The plastic pipe and steel pipe difference: The steel plastic pipe is a general term, which includes plastic pipe, plastic lined pipe. Plastic pipe external coating, zinc coated and so on in Shanghai, Fujian, Portland, professional in this area

Q: Can steel pipes be used for water treatment plants?: Yes, steel pipes can be used for water treatment plants. Steel pipes are commonly used for conveying water in various industries, including water treatment plants, due to their durability, strength, and resistance to corrosion. Additionally, steel pipes can withstand high-pressure water flows and can be easily welded, making them suitable for the demanding requirements of water treatment processes.

Q: What are the different methods of protecting steel pipes from corrosion?: There are several methods of protecting steel pipes from corrosion, including: 1. Coatings: Applying protective coatings such as epoxy, polyethylene, or zinc to the surface of the steel pipes can create a barrier against corrosive elements. 2. Cathodic Protection: This method involves installing sacrificial anodes or impressed current systems to provide a protective current that counteracts the corrosion process. 3. Corrosion Inhibitors: Adding chemicals or inhibitors to the fluid or environment surrounding the pipes can reduce the rate of corrosion. 4. Internal Linings: Applying internal linings made of resin, cement, or other materials can protect the inner surface of the pipes from corrosion caused by the transported fluid. 5. Design Considerations: Implementing proper design practices like avoiding sharp bends and crevices, ensuring proper drainage, and using corrosion-resistant alloys can help prevent corrosion in steel pipes.

Q: How does the price of steel pipes fluctuate?: The price of steel pipes fluctuates due to various factors, including changes in raw material costs, supply and demand dynamics, global economic conditions, and market competition. Fluctuations in the price of steel, which is a key component in pipe manufacturing, directly impact the cost of steel pipes. Additionally, shifts in demand for steel pipes in industries such as construction, oil and gas, and automotive can also influence their pricing. Market conditions, such as trade policies and geopolitical factors, can further contribute to price fluctuations. Therefore, the price of steel pipes is subject to constant change, driven by a combination of these factors.

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