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: What are the different types of supports used for steel pipes in buildings?: There are several different types of supports that are commonly used for steel pipes in buildings. 1. Pipe Hangers: These are specifically designed to support the weight of the pipe and are usually made of metal or plastic material. Pipe hangers are attached to the building structure and hold the pipe in place, preventing it from sagging or moving. 2. Pipe Clamps: These are used to secure the pipe to a wall or other structural element. Pipe clamps typically consist of a metal band that wraps around the pipe and is then secured to the structure with bolts or screws. They provide stability and prevent the pipe from shifting or vibrating. 3. Pipe Shoes: These are support devices that are installed underneath the pipe to distribute the weight evenly and provide additional support. Pipe shoes are typically made of metal or rubber and can be attached to the building structure or embedded in concrete foundations. 4. Pipe Guides: These are used to guide the movement of the pipe and prevent it from shifting or bending excessively. Pipe guides are usually made of metal or plastic and are installed at specific intervals along the length of the pipe. 5. Pipe Rollers: These are used to support horizontal pipes and allow for expansion and contraction due to temperature changes. Pipe rollers are typically made of metal and consist of a series of rollers that the pipe rests on. They allow the pipe to move freely without causing damage to the building structure. It is important to select the appropriate type of support based on the specific requirements of the steel pipe and the building structure. Properly supporting steel pipes in buildings ensures their stability, durability, and overall safety.

Q: What is the difference between steel pipes and copper-nickel pipes?: Steel pipes and copper-nickel pipes differ in material composition and properties. Steel pipes are primarily made from iron and carbon, which provide strength and durability. They are suitable for various applications, including plumbing, construction, and industrial purposes. On the other hand, copper-nickel pipes are composed of a combination of copper and nickel, which offer excellent corrosion resistance and thermal conductivity. These pipes are often used in marine environments, desalination plants, and offshore oil and gas industries due to their ability to withstand saltwater corrosion. Overall, the main distinction lies in their composition and specific applications based on their unique properties.

Q: What are the common sizes of steel pipes available?: The specific industry or application determines the availability of common sizes of steel pipes. However, different industries commonly use several standard sizes. These sizes are usually identified by their nominal pipe size (NPS) or outside diameter (OD). Steel pipes are commonly found in sizes such as 1/8 inch, ¼ inch, ½ inch, ¾ inch, 1 inch, 1 ¼ inch, 1 ½ inch, 2 inch, 2 ½ inch, 3 inch, 3 ½ inch, 4 inch, 5 inch, 6 inch, 8 inch, 10 inch, 12 inch, 14 inch, 16 inch, 18 inch, 20 inch, 24 inch, 26 inch, 30 inch, 36 inch, 42 inch, 48 inch, and 54 inch. These sizes are widely used in various applications, including plumbing, construction, oil and gas pipelines, structural supports, and industrial processes. It is important to note that these sizes may slightly differ according to industry standards or requirements. Moreover, steel pipes are available in different wall thicknesses known as schedules. The most commonly used schedules are schedule 40, schedule 80, schedule 160, and schedule XXS (extra extra strong). The schedule number indicates the pipe's wall thickness, with higher numbers indicating thicker walls. To summarize, the available common sizes of steel pipes range from 1/8 inch to 54 inches in diameter. These sizes are commonly used in different industries and applications, and their wall thickness can vary based on the specific schedule.

Q: Can steel pipes be used for underground water lines?: Yes, steel pipes can be used for underground water lines.

Q: Can steel pipes be used for food processing facilities?: Yes, steel pipes can be used for food processing facilities. Steel pipes are commonly used in food processing facilities due to their durability, strength, and resistance to corrosion. They are also easy to clean, which is essential in maintaining proper hygiene standards in food processing environments. Additionally, steel pipes can withstand high temperatures and pressure, making them suitable for various food processing applications such as conveying liquids, gases, and solids. However, it is important to ensure that the steel pipes used in food processing facilities are made from materials that are approved for contact with food, and that they are regularly inspected and maintained to prevent any contamination risks.

Q: Can steel pipes be used for underground gas pipelines?: Yes, steel pipes can be used for underground gas pipelines. Steel pipes are commonly used in the construction of gas pipelines due to their strength, durability, and resistance to corrosion. They provide a reliable and safe means of transporting gas underground.

Q: Are steel pipes suitable for transporting gas?: Yes, steel pipes are suitable for transporting gas. Steel pipes are known for their durability, strength, and resistance to corrosion, making them a reliable choice for transporting various types of gases, including natural gas, oil, and other flammable substances. Additionally, steel pipes can handle high pressure and temperature conditions, ensuring the safe and efficient transportation of gas over long distances.

Q: Are steel pipes suitable for chemical processing plants?: Due to their exceptional strength, durability, and corrosion resistance, steel pipes find common usage in chemical processing plants. Particularly, stainless steel or alloy steel pipes possess the ability to endure high temperatures, pressure, and the corrosive impact of various chemicals. Consequently, they serve as a suitable means for the safe and efficient transportation and containment of diverse chemical substances. Moreover, the installation, maintenance, and repair of steel pipes are hassle-free, rendering them a cost-effective option for chemical processing plants. Nonetheless, it remains crucial to carefully select the appropriate steel type, taking into account factors such as the specific chemicals being processed, operating conditions, and any potential risks or compatibility issues. Regular inspections and maintenance are also vital for ensuring the integrity and performance of steel pipes in chemical processing plants.

Q: What is the outer diameter and wall thickness of DN40 steel pipe?: DN40, refers to the diameter of 40mm, that is, an inch and a half, there are welded pipe and galvanized pipe,Ordinary wall thickness 3.5mm wt 3.84kg/mThicken 4.25mm weight 4.58kg/m

Q: Can steel pipes be painted?: Yes, steel pipes can be painted. The process typically involves cleaning and preparing the surface, applying a primer, and then using a suitable paint or coating to achieve the desired finish.

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