Sales of various types of stainless steel tube

Sales of various types of stainless steel tube

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Loading Port:: Tianjin

Payment Terms:: TT or LC

Min Order Qty:: 40 m.t.

Supply Capability:: 10000 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	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	6.35	7.92	12.7	17.48
800	32′	812.8		7.9	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		9.53

Tolerances on dimensions table：

Standard	Outside(mm)		Thickness(mm)	Length(mm)
ASTM A312	≤48.26	-0.4	+No special provisions(Unspecified)-12.50%	Appoint LengthDefinite cut length+6.40
	＞48.26~114.30	0		0
	＞114.30~219.08	0.8
	＞219.08~457.20	1.6
	＞457~660	-4
	＞660~864	-5
	＞864~1219	-5.6
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
EN 10217-7	D1±1.50% with±0.75mm(min)D2±1.00% with±0.50mm(min)D3±0.75% with±0.30mm(min)		T1±15.00% with±0.60mm(min)T2±12.5% with±0.40mm(min)T3±10.00% with±0.20mm(min)	≤6000 +5.00 -06000~12000 +10.00 -0
	D4±0.5% with±0.10mm(min)		T4±7.50% with±0.15mm(min)
			T5±5.00% with±0.10mm(min)
			EN ISO 1127

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

①How 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 non-destructive testing methods used for steel pipes?: Some of the non-destructive testing methods used for steel pipes include ultrasonic testing, magnetic particle testing, liquid penetrant testing, radiographic testing, and eddy current testing.

Q: What are the different methods of inspecting steel pipes for defects?: There are several methods of inspecting steel pipes for defects, including visual inspection, magnetic particle inspection, ultrasonic testing, radiographic testing, and eddy current testing. Each method has its own advantages and limitations, and the choice of inspection method depends on factors such as the type of defect being searched for, the size and shape of the pipe, and the desired level of accuracy and sensitivity.

Q: Can steel pipes be used for transporting sewage?: Yes, steel pipes can be used for transporting sewage. Steel pipes are strong, durable, and resistant to corrosion, making them suitable for sewage transportation systems.

Q: Can steel pipes be used for underwater applications?: Yes, steel pipes can be used for underwater applications. Steel is a strong and durable material that can withstand the harsh conditions of underwater environments, making it suitable for various applications such as offshore oil and gas exploration, underwater construction, and marine infrastructure. Additionally, steel pipes can be coated with protective layers to prevent corrosion and ensure long-term performance underwater.

Q: How are steel pipes used in the transportation industry?: Steel pipes are used in the transportation industry for a variety of purposes such as constructing pipelines for transporting oil, gas, and other fluids, manufacturing exhaust systems for vehicles, and building infrastructure for railways and bridges.

Q: What are the different types of joints used to connect steel pipes?: There are several types of joints commonly used to connect steel pipes, including threaded joints, welded joints, flanged joints, and grooved joints.

Q: Are steel pipes resistant to impact?: Yes, steel pipes are generally resistant to impact due to their high strength and durability.

Q: How are steel pipes inspected for quality control?: Steel pipes are inspected for quality control through various methods such as visual inspection, non-destructive testing techniques like ultrasonic testing, magnetic particle inspection, and radiographic testing. These methods help detect any surface defects, cracks, or internal flaws in the pipes, ensuring their quality and reliability.

Q: How are steel pipes protected from damage during transportation?: Steel pipes are protected from damage during transportation through various methods. One common method is the use of protective coatings. Steel pipes are often coated with materials such as epoxy, zinc, or polyethylene to create a barrier between the pipe and external elements. These coatings help to prevent corrosion and damage during transit. Furthermore, steel pipes are often bundled together and secured using straps or bands. This bundling helps to keep the pipes in place and prevents them from shifting or rolling during transportation. Additionally, padding or cushioning materials such as foam or rubber may be used to provide extra protection and minimize the risk of damage from impact or vibration. In some cases, steel pipes may be placed in crates or containers to provide additional protection. Crates are designed to fit the pipes snugly and provide a secure enclosure that prevents external forces from causing damage. Containers, on the other hand, offer a protective environment for the pipes, shielding them from the elements and potential impacts. To ensure the safe transportation of steel pipes, it is also important to consider proper handling and loading techniques. Pipes should be carefully lifted and loaded onto transport vehicles using appropriate equipment, such as cranes or forklifts, to minimize the risk of damage. Proper securing of the pipes within the transport vehicle is crucial to prevent movement and potential damage during transit. Overall, a combination of protective coatings, bundling, padding, and secure packaging or loading techniques are employed to safeguard steel pipes from damage during transportation. These measures help to ensure that the pipes arrive at their destination in optimal condition, ready for use in various applications.

Q: How do steel pipes perform in high-temperature applications?: Steel pipes perform well in high-temperature applications due to their excellent heat resistance and durability. They can withstand elevated temperatures without deforming or losing their structural integrity, making them ideal for transporting hot fluids or gases in industrial processes. Additionally, steel pipes have low thermal expansion, ensuring their dimensional stability under extreme heat conditions.

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