A Aariety of High-frequency Welded Pipe ERW Utility

A Aariety of High-frequency Welded Pipe ERW Utility

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Loading Port:: China main port

Payment Terms:: TT or LC

Min Order Qty:: 10 m.t.

Supply Capability:: 5000 m.t./month

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Product Description:

It is widely applied to line pipe and casing and tubing in oil transportation and casing field, and it is used in Low,high pressure liquid and gassy transportation and it is also good Structure pipe (for furniture, window, door, building , bridge, mechanical etc).

Standard of ERW Welded Pipes: API SPEC 5L, API SPEC 5CT, ASTM A53, GB/T9711.1

Steel Grade of ERW Welded Pipes:API SPEC 5L: B, X42, X46, X52, X56, X60, X65

API SPEC 5CT: J55, K55, N80, L80-1

ASTM A53: A, B, C

GB/T9711.1:L242、L290、L320、L360、L390、L415、L450

Sizes of ERW Welded Pipes:

Standard: GB/9711.1

Mechanical Properties

Remark: Besides below sizes, we also can arrange production based on requirement of customers

OD		WT			WEIGHT
INCH	MM	SCH	MM	INCH	KG/M	LB/INCH
1 1/2”	48.3	STD-40	3.68	0.145	4.09	2.75
1 1/2”	48.3	XS-80	5.08	0.2	5.47	3.68
2”	60.3	STD-40	3.91	0.154	5.49	3.69
2”	60.3	XS-80	5.54	0.218	7.56	5.08
2 1/2”	73	STD-40	5.16	0.203	8.72	5.86
2 1/2”	73	XS-80	7.01	0.276	11.52	7.74
3”	88.9	STD-40	5.49	0.216	11.41	7.67
3”	88.9	XS-80	7.62	0.3	15.43	10.37
3 1/2”	101.6	STD-40	5.74	0.226	13.71	9.21
3 1/2”	101.6	XS-80	8.08	0.318	18.83	12.65
4”	114.3	STD-40	6.02	0.237	16.24	10.91
4”	114.3	XS-80	8.56	0.337	22.55	15.15
5”	141.3	STD-40	6.55	0.258	21.99	14.78
5”	141.3	XS-80	9.53	0.375	31.28	21.02
6”	168.3	STD-40	7.11	0.28	28.55	19.19
6”	168.3	XS-80	10.97	0.432	42.99	28.89
8”	219.1	STD-40	8.18	0.322	42.98	28.88
8”	219.1	XS-80	12.7	0.5	65.3	43.88
10”	273	STD-40	9.27	0.365	60.9	40.92
10”	273	80	15.09	0.594	96.95	65.15
12”	323.8	STD	9.53	0.375	74.61	50.13
12”	323.8	40	10.31	0.406	80.51	54.1
12”	323.8	XS	12.7	0.5	98.42	66.14
12”	323.8	80	17.48	0.688	133.38	89.63
14”	355.6	40	11.13	0.438	95.51	64.18
14”	355.6	XS	12.7	0.5	108.48	72.9
14”	355.6	80	19.05	0.75	159.71	107.32
16”	406.4	XS-40	12.7	0.5	124.55	83.69
18”	457	STD	9.53	0.375	106.23	71.38
18”	457	40	14.27	0.562	157.38	105.75
18”	457	80	23.83	0.938	257.13	172.78
20”	508	40	15.09	0.594	185.28	124.5
20”	508	80	26.19	1.031	314.33	211.22

FAQ of Welded Pipe:

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 !

Welded Pipe Images：

A Aariety of High-frequency Welded Pipe ERW Utility

Q:Are steel pipes suitable for use in pharmaceutical industries?: Yes, steel pipes are suitable for use in pharmaceutical industries. They are commonly used in pharmaceutical manufacturing processes as they offer excellent corrosion resistance, durability, and cleanliness. Additionally, steel pipes can withstand high pressure and temperature conditions required for sterilization and the transportation of various pharmaceutical liquids and gases.

Q:How to make the steel pipe spray paint is not easy to fall off?: You're not usually advised to do it yourself, because you can't do it yourself. General powder coating, spray before the treatment is very strict, to be high temperature baking, and their spraying are dry paint, it does not add hardening agent, that is, the surface dry, but not hard, not wear-resistant. So don't scrape off the paint, or you'll look good after spraying, and it will be ugly in a few days,.If you really like to look good, you can buy some stickers back to paste, without affecting the appearance..

Q:How are steel pipes used in the manufacturing of bridges?: Steel pipes are commonly used in the manufacturing of bridges for various purposes, such as supporting heavy loads, providing structural strength, and ensuring durability. They are often used as piling foundations, allowing the bridge to be securely anchored to the ground. Steel pipes can also be used as bridge components, such as support columns, beams, and trusses, providing the necessary strength and stability to withstand the weight and forces exerted on the bridge. Additionally, steel pipes are used for drainage systems, allowing water to flow away from the bridge structure, preventing potential damage or erosion. Overall, steel pipes play a crucial role in the construction and structural integrity of bridges.

Q:How are steel pipes protected against soil movement?: Steel pipes are protected against soil movement through various methods such as using casing pipes, employing anchor systems, implementing protective coatings, and utilizing concrete thrust blocks. These measures ensure that the steel pipes remain stable and secure in the event of soil movement.

Q:How do steel pipes compare to other pipe materials like PVC or copper?: Steel pipes have distinct advantages over other pipe materials like PVC or copper. Firstly, steel pipes are extremely durable and can withstand high pressure and temperature, making them suitable for various industrial applications. They also have a longer lifespan compared to PVC or copper pipes, reducing the need for frequent replacements. Moreover, steel pipes are highly resistant to corrosion and chemical reactions, ensuring a consistent flow of water or other substances. However, steel pipes are generally more expensive and require skilled labor for installation. PVC pipes, on the other hand, are lightweight, cost-effective, and easier to install, but they may not be as durable or resistant to extreme conditions. Copper pipes are known for their excellent heat conductivity and resistance to fire, but they are more expensive and require more maintenance. Ultimately, the choice between steel, PVC, or copper pipes depends on the specific requirements of the project and the factors of cost, durability, and functionality.

Q:What are the properties of steel that make it suitable for pipe manufacturing?: Due to its unique properties, steel is highly favored as a material for manufacturing pipes. The exceptional strength and durability of steel allow it to withstand high pressure and extreme temperatures, ensuring the safe transportation of fluids and gases over long distances without the risk of leakage or breakage. Another significant advantage of steel is its resistance to corrosion. Unlike other materials that can degrade when exposed to corrosive substances such as water, chemicals, and gases, steel remains highly resistant to corrosion. This quality makes steel pipes long-lasting and reliable. Furthermore, steel is a versatile material that allows for the production of pipes in various sizes and shapes. This flexibility enables customization to meet specific project requirements, making steel pipes suitable for a wide range of applications, including water supply, oil and gas transmission, sewage systems, and structural support. Moreover, steel possesses excellent thermal conductivity, which is crucial for applications involving the transportation of hot or cold fluids. Steel pipes efficiently transfer heat, ensuring minimal energy loss during the process. Additionally, steel is an environmentally friendly option for pipe manufacturing due to its recyclability. Steel pipes can be recycled and reused, reducing the demand for new raw materials and minimizing waste generation. In conclusion, the properties of strength, durability, corrosion resistance, versatility, thermal conductivity, and recyclability make steel the ideal choice for pipe manufacturing. These properties guarantee the reliability, efficiency, and longevity of steel pipes in various industries and applications.

Q:What are the different methods of pipe cutting for steel pipes?: There exists a variety of techniques for cutting steel pipes, each tailored to specific circumstances and demands. Some of the most prevalent techniques are as follows: 1. Manual Pipe Cutters: These handheld tools are frequently employed for cutting smaller steel pipes. They typically feature a rotating cutting wheel that gradually creates a groove until the pipe is severed. Portable and relatively user-friendly, manual pipe cutters are suitable for on-site cutting tasks. 2. Hacksaw: The use of a hacksaw is a traditional and cost-effective means of cutting steel pipes. This method requires physical exertion and time; however, it can effectively cut pipes with smaller diameters. It is crucial to use a fine-toothed blade and apply steady pressure to ensure a clean and precise cut. 3. Reciprocating Saw: Also known as a sawzall, the reciprocating saw is a power tool that employs a back-and-forth cutting motion to swiftly and efficiently cut through steel pipes. These versatile saws can accommodate different types of blades to handle various pipe sizes and thicknesses. 4. Band Saw: Band saws are commonly employed in industrial settings for the purpose of cutting large steel pipes. These saws feature a continuous loop of teethed metal blade that moves on wheels, enabling precise and rapid cutting. Band saws are ideal for cutting large-diameter pipes and can be operated manually or fully automated for high-volume cutting tasks. 5. Pipe Cutting Machines: Pipe cutting machines are often utilized to achieve precise and consistent cuts. These machines are designed to cut steel pipes swiftly and accurately, making them suitable for large-scale industrial applications. Depending on the machine and requirements, various cutting methods like abrasive cutting, flame cutting, or plasma cutting can be employed. It is important to note that the selection of a pipe cutting method depends on factors such as pipe diameter, thickness, location, precision requirements, and available resources. It is imperative to adhere to proper safety precautions when working with any cutting method to prevent injury or damage to the pipes.

Q:Are steel pipes suitable for underground irrigation systems?: Yes, steel pipes can be suitable for underground irrigation systems. Steel pipes are known for their durability and strength, making them resistant to corrosion and able to withstand high pressure. They are also less likely to crack or break under the ground's weight or pressure. Additionally, steel pipes have a long lifespan, reducing the need for frequent replacements. However, it is important to consider the type of water being transported, as certain minerals or chemicals in the water can cause corrosion over time. In such cases, it may be necessary to use corrosion-resistant coatings or liners. Overall, steel pipes are a reliable choice for underground irrigation systems, especially in areas with high water pressure or where durability is a priority.

Q:How are steel pipes used in the manufacturing of hydraulic systems?: Steel pipes are commonly used in the manufacturing of hydraulic systems due to their strength, durability, and resistance to high pressure. These pipes act as conduits to transport hydraulic fluid, allowing the system to transfer power and control the movement of machinery. The steel pipes provide a reliable and leak-free connection, ensuring efficient and safe operation of the hydraulic system.

Q:Can steel pipes be used for underground sewer lines?: Yes, steel pipes can be used for underground sewer lines. Steel pipes are commonly used in sewer systems due to their strength, durability, and resistance to corrosion. They are able to withstand the weight of soil and other external pressures, making them suitable for underground applications. Additionally, steel pipes have a long lifespan and can effectively transport wastewater and sewage for many years. However, it is important to ensure that the steel pipes are properly coated or lined to prevent corrosion and extend their lifespan even further.

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