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: Can steel pipes be used for underground stormwater drainage?: Yes, steel pipes can be used for underground stormwater drainage. Steel pipes are commonly used in underground drainage systems due to their durability, strength, and resistance to corrosion. They can effectively manage the flow of stormwater and provide long-lasting solutions for underground drainage needs.

Q: Can steel pipes be used for hydropower systems?: Yes, steel pipes can be used for hydropower systems. Steel pipes are commonly used in hydropower systems for various applications such as penstocks, which are used to transport water from a reservoir to a turbine. Steel pipes are preferred for their strength, durability, and ability to withstand high pressure and water flow. They are also resistant to corrosion, making them suitable for long-term use in hydropower systems. Additionally, steel pipes can be easily welded or joined, allowing for flexibility in system design and installation. Overall, steel pipes are a reliable and widely used choice for hydropower systems.

Q: How are steel pipes measured and specified?: Several key parameters are used to measure and specify steel pipes. These parameters include the outer diameter (OD), wall thickness, and length of the pipe. The outer diameter is the measurement of the pipe's outside surface from one end to the other. It is typically expressed in millimeters or inches and plays a critical role in determining the pipe's strength and carrying capacity. Different applications require different OD sizes, which can range from a few millimeters to several feet. The wall thickness refers to the distance between the pipe's outer and inner surfaces. It is measured in millimeters or inches and is crucial for determining the pipe's durability and resistance to pressure. Thicker walls can handle higher pressure, making them suitable for applications that require transporting liquids or gases under high pressure. Steel pipes are generally specified in meters or feet for their length. Standard pipe lengths are often 6 or 12 meters (20 or 40 feet), but custom lengths can be requested based on project requirements. It is important to note that longer pipes may require additional support to prevent sagging or structural issues. In addition to these primary measurements, steel pipes may also be specified based on other factors such as material grade, manufacturing standard, and surface finish. Material grade refers to the quality and composition of the steel used in the pipe, determining its strength and corrosion resistance. Manufacturing standards, such as ASTM or API, ensure that the pipes meet specific quality and performance criteria. Surface finish specifications may include factors like galvanized coating, providing protection against corrosion or other specific requirements based on the intended application. Overall, the measurement and specification of steel pipes involve considering the outer diameter, wall thickness, length, material grade, manufacturing standard, and surface finish. These parameters are crucial in determining the suitability of the pipe for various applications and ensuring its performance and durability in different environments.

Q: What are the common methods for repairing steel pipes?: Depending on the nature and extent of the damage, there are several common methods available for repairing steel pipes. One method frequently used is welding. This technique involves melting the damaged area and fusing it with a new piece of steel. Welding is typically employed for small cracks or holes in the pipe. Different welding techniques, such as shielded metal arc welding (SMAW), gas metal arc welding (GMAW), or tungsten inert gas (TIG) welding, can be utilized. Another option is pipe wrapping or bandaging. This method entails wrapping a layer of adhesive tape or resin-soaked fiberglass around the damaged section of the pipe. It is suitable for addressing small leaks or corrosion spots and serves as a temporary solution until a more permanent fix can be implemented. If the damage is extensive or the pipe suffers severe corrosion, pipe lining or relining may be necessary. This involves inserting a new pipe liner inside the existing one, effectively creating a new pipe within the old one. Various materials, such as epoxy, polyethylene, or cured-in-place pipe (CIPP), can be used for this method. Pipe lining is commonly employed for larger diameter pipes or when replacement is not feasible. In some instances, minor leaks or cracks can be repaired using pipe clamps or sleeves. These devices are designed to be clamped around the damaged section and can provide either a temporary or permanent solution, depending on the severity of the damage. Ultimately, the choice of repair method depends on factors such as the extent of the damage, accessibility of the damaged area, budget constraints, and the required long-term durability. It is advisable to consult with a professional pipe repair specialist to assess the specific situation and determine the most suitable method for repairing steel pipes.

Q: What is the average lifespan of steel pipes?: The average lifespan of steel pipes varies depending on various factors such as their quality, usage, and maintenance. However, under normal conditions, well-maintained steel pipes can last for several decades or even longer.

Q: Outside diameter 60, thickness 3.5 seamless steel tube, how many kilograms per meter?: Other commonly used theoretical weight formulas per metre:Thread steel (Kg/m):W=0.00617 * D * D, D - sectional diameter (mm)Fang Gang (Kg/m):W=0.00785 * a * a, a - edge width (mm)Flat steel (kg/m):W= 0.00785 * b * D, B -- edge width (mm) d - thickness (mm)Round steel rod (kg/m),:W= 0.006165 * D * D, D - diameter (mm)

Q: How are steel pipes used in the construction of airports?: Steel pipes are commonly used in the construction of airports for various purposes such as the installation of water and sewage systems, electrical conduits, and heating and cooling systems. They are also used as structural elements for supporting canopies, walkways, and other infrastructure, providing durability and stability to the airport's overall construction.

Q: RC is it welded steel pipe or galvanized steel pipe?: RC pipe is galvanized steel pipe, usually followed by the diameter, such as RC50, that is, 50mm galvanized steel pipe.

Q: How do steel pipes handle chemical substances?: Steel pipes are highly resistant to chemical substances due to their durability and corrosion resistance. The smooth interior surface of steel pipes prevents the accumulation of chemical deposits, ensuring minimal reaction with the substances being transported. Additionally, steel pipes can be coated or lined with protective materials to further enhance the resistance against specific chemicals, making them a reliable choice for handling various chemical substances.

Q: How are steel pipes used in the manufacturing of agricultural machinery and equipment?: Steel pipes are widely used in the manufacturing of agricultural machinery and equipment due to their various beneficial properties. These pipes are utilized in several ways to enhance the efficiency and durability of agricultural machinery. One of the primary uses of steel pipes in agricultural machinery is for the construction of frames and chassis. The high strength and structural integrity of steel pipes make them ideal for supporting heavy loads and withstanding the rigorous conditions often encountered in agricultural operations. Whether it is a tractor, combine harvester, or tillage equipment, steel pipe frames provide the necessary stability and sturdiness required for these machines to perform efficiently in the field. Steel pipes are also commonly used in the hydraulic systems of agricultural machinery. These pipes serve as conduits for hydraulic fluids, allowing for the smooth and reliable operation of various components such as hydraulic cylinders, pumps, and motors. Due to their resistance to corrosion and high pressure, steel pipes ensure the longevity of hydraulic systems, reducing maintenance and repair costs for agricultural machinery. Furthermore, steel pipes find applications in the exhaust systems of agricultural equipment. The exhaust gases produced by engines need to be safely and efficiently expelled to minimize environmental impact and maintain engine performance. Steel pipes with appropriate thickness and thermal resistance are used to construct exhaust systems, allowing for the effective removal of exhaust gases and reducing noise pollution. In addition, steel pipes are utilized in the manufacturing of irrigation systems and equipment used in agriculture. Whether it is for transporting water from a source to the fields or distributing water to crops through sprinklers or drip irrigation, steel pipes offer the necessary durability and resistance to pressure, ensuring efficient water delivery and minimizing leaks. Overall, the use of steel pipes in the manufacturing of agricultural machinery and equipment is crucial for enhancing their performance, durability, and efficiency. The strength, structural integrity, resistance to corrosion, and high pressure capabilities of steel pipes make them indispensable components in various applications within the agricultural sector.

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