High Quality API SPEC 5L ERW Welded Steel Pipes Used For Oil, Gas And Petroleum

High Quality API SPEC 5L ERW Welded Steel Pipes Used For Oil, Gas And Petroleum System 1

High Quality API SPEC 5L ERW Welded Steel Pipes Used For Oil, Gas And Petroleum System 2

High Quality API SPEC 5L ERW Welded Steel Pipes Used For Oil, Gas And Petroleum System 3

High Quality API SPEC 5L ERW Welded Steel Pipes Used For Oil, Gas And Petroleum System 4

High Quality API SPEC 5L ERW Welded Steel Pipes Used For Oil, Gas And Petroleum

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Loading Port:: China Main Port

Payment Terms:: TT or L/C

Min Order Qty:: 50MT m.t.

Supply Capability:: based on order m.t./month

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High Quality API SPEC 5L ERW Welded Steel Pipes Used For Oil, Gas And Petroleum

Usage/Applications Of High Quality API SPEC 5L ERW Welded Steel Pipes Used For Oil, Gas And Petroleum:

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).

Packaging & Delivery Of High Quality API SPEC 5L ERW Welded Steel Pipes Used For Oil, Gas And Petroleum

Packed by bundles with anti-rust painting and with plastic caps

Delivery by bulk vessel or container.

Standard Of High Quality API SPEC 5L ERW Welded Steel Pipes Used For Oil, Gas And Petroleum:

API SPEC 5L, API SPEC 5CT, ASTM A53, GB/T9711.1

Steel Grade Of High Quality API SPEC 5L ERW Welded Steel Pipes Used For Oil, Gas And Petroleum:

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 High Quality API SPEC 5L ERW Welded Steel Pipes Used For Oil, Gas And Petroleum:

OD: 1/2"-24"

WT: SCH40-SCHXXS

Length: 5.8M-12M

Standard Of High Quality API SPEC 5L ERW Welded Steel Pipes Used For Oil, Gas And Petroleum:

API SPEC 5L

Mechanical Properties

Standard	Grade	（MPa）		（MPa）
		Yield strength		Tensile Strength
API SPEC 5L	PSL1
	B	≥241		≥414
	×42	≥290		≥414
	×46	≥317		≥434
	×52	≥359		≥455
	×56	≥386		≥490
	×60	≥414		≥517
	×65	≥448		≥531
	×70	≥483		≥565
	PSL2
		Min	Max	Min	Max
	B	241	448	441	758
	×42	290	496	414	758
	×46	317	524	434	758
	×52	359	531	455	758
	×56	386	544	490	758
	×60	414	565	517	758
	×65	448	600	531	758
	×70	483	621	565	758

Chemical Composition (%)

Standard	Grade	C	Mn	P	S	TI	CEV
Standard	Grade	Max	Max	Max	Max	Max	Max
API SPEC 5L	PSL1
	B	0.26	1.2	0.030	0.030	0.04	-
	×42	0.26	1.3	0.030	0.030	0.04
	×46,×52,×56，X60	0.26	1.4	0.030	0.030	0.04
	X65	0.26	1.45	0.030	0.030	0.06
	X70	0.26	1.65	0.030	0.030	0.06
	PSL2
	B	0.22	1.20	0.025	0.015	0.04	0.43
	×42	0.22	1.30	0.025	0.015	0.04
	×46,×52,×56, X60	0.22	1.40	0.025	0.015	0.04
	X65	0.22	1.45	0.025	0.015	0.06
	X70	0.22	1.65	0.025	0.015	0.06

Standard: GB/9711.1

Mechanical Properties

Standard	Grade	（MPa）	（MPa）	Min(%)
Standard	Grade	Yield strength	Tensile Strength	Elongation
GB/T9711.1	L245	≥245	≥415	21
	L290	≥290	≥415	21
	L320	≥320	≥435	20
	L360	≥360	≥460	19
	L390	≥390	≥490	18
	L415	≥415	≥520	17
	L450	≥450	≥535	17
	L485	≥485	≥570	17

Chemical Composition (%)

Standard	Grade	C	Mn	P	S
Standard	Grade	Max	Max	Max	Max
GB/T9711.1	L245	0.26	0.15	0.030	0.030
	L290	0.28	1.25	0.030	0.030
	L320, L360	0.30	1.25	0.030	0.030
	L390, L415	0.26	1.35	0.030	0.030
	L450	0.26	1.40	0.030	0.030
	L485	0.23	1.60	0.025	0.030

Standard: GB/9711.2

Mechanical Properties Of High Quality API SPEC 5L ERW Welded Steel Pipes Used For Oil, Gas And Petroleum:

Standard	Grade	（MPa） Yield strength		（MPa） Tensile Strength		Min(%) Elongation

GB/T9711.2		Rt0.5Min	Rt0.5Max	RmMin	Rt0.5/Rm Max
	L245	245	440		0.80	22
	L245				0.85
	L290	290	440		0.80	21
	L290				0.85
	L360	360	510		0.85	20
	L360				0.85
	L415	415	565		0.85	18
	L415				0.85
	L450	450	570	535	0.87	18
	L485	485	605	570	0.90	18

Chemical Composition Of High Quality API SPEC 5L ERW Welded Steel Pipes Used For Oil, Gas And Petroleum(%):

Standard	Grade	C	Mn	P	S	V	Nb	Ti	CEV
Standard	Grade	Max	Max	Max	Max	Max	Max	Max	Max
GB/T9711.2	L245NB	0.16	1.1	0.025	0.020	-	-	-	0.42
	L290NB	0.17	1.2	0.025	0.020	0.05	0.05	0.04	0.42
	L360NB	0.20	1.6	0.025	0.020	0.10	0.05	0.04	0.45
	L415NB	0.21	1.6	0.025	0.020	0.15	0.05	0.04	-
	L245NB, L290NB	0.16	1.5	0.025	0.020	0.04	0.04	-	0.4
	L360NB	0.16	1.6	0.025	0.020	0.05	0.05	0.04	0.41
	L415NB	0.16	1.6	0.025	0.020	0.08	0.05	0.06	0.42
	L450NB	0.16	1.6	0.025	0.020	0.10	0.05	0.06	0.43
	L485NB	0.16	1.7	0.025	0.020	0.10	0.06	0.06	0.43

High Quality API SPEC 5L ERW Welded Steel Pipes Used For Oil, Gas And Petroleum

Q: Will the steel tube dance?: The steel tube dance tube has a rotating steel tube and a fixed steel tube, so that different types of steel pipe can be chosen according to the type of pipe dance performed by the dancer.

Q: How are steel pipes used in the manufacturing of pressure vessels?: Steel pipes are commonly used in the manufacturing of pressure vessels as they provide the necessary strength and durability to withstand high internal pressure. These pipes are welded or seamless and are often used as the main structural component of the vessel. They allow for the efficient flow of fluids or gases within the vessel and provide a reliable and secure containment system for various industrial applications.

Q: Can steel pipes be used for the construction of offshore wind farms?: Yes, steel pipes can be used for the construction of offshore wind farms. Steel pipes are commonly used for the installation of offshore wind turbines, as they provide structural support for the foundations and turbine structures. These pipes are designed to withstand harsh marine conditions, such as strong waves and corrosive saltwater. Additionally, steel pipes are durable and can be easily transported and installed in deep waters, making them a reliable choice for offshore wind farm construction.

Q: What is the creep resistance of steel pipes?: The creep resistance of steel pipes refers to their ability to withstand deformation or elongation over time when subjected to high temperatures and constant stress. Steel pipes are known for their excellent creep resistance due to the inherent strength and stability of the material. The specific creep resistance of steel pipes can vary depending on factors such as the alloy composition, heat treatment, and the operating conditions they are exposed to. Creep is a phenomenon that occurs at elevated temperatures where materials slowly deform under constant stress. In the case of steel pipes, this can be a concern in applications where they are exposed to high temperatures for prolonged periods, such as in power plants, industrial furnaces, or steam pipelines. The resistance to creep deformation is crucial to ensure the structural integrity and longevity of the pipes. Steel pipes are often designed and manufactured with alloys that have high creep resistance properties, such as chromium-molybdenum (Cr-Mo) steels or nickel-based alloys. These alloys exhibit excellent mechanical strength, good thermal stability, and resistance to oxidation and corrosion, all of which contribute to their superior creep resistance. Furthermore, heat treatment processes like quenching and tempering can significantly enhance the creep resistance of steel pipes. These treatments involve controlled heating and cooling cycles that optimize the microstructure of the steel, increasing its resistance to deformation and improving its overall performance at high temperatures. It is important to note that the creep resistance of steel pipes is typically specified by industry standards and codes, such as the American Society of Mechanical Engineers (ASME) Boiler and Pressure Vessel Code. These standards define the allowable stress levels and design criteria for various steel pipe applications, ensuring that they meet the required safety and performance standards. In summary, steel pipes are known for their excellent creep resistance due to their inherent strength, stability, and resistance to high temperatures. The specific creep resistance of steel pipes can vary depending on factors such as alloy composition, heat treatment, and operating conditions. Proper design and adherence to industry standards are crucial to ensuring the desired creep resistance and overall performance of steel pipes in various applications.

Q: What are the advantages of using steel pipes in the manufacturing of appliances?: There are several advantages of using steel pipes in the manufacturing of appliances. Firstly, steel pipes are extremely durable and can withstand high pressures, making them ideal for applications that require strength and resilience. Secondly, steel pipes have excellent corrosion resistance, ensuring that the appliances will last longer without succumbing to rust or degradation. Additionally, steel pipes have a smooth interior surface, which minimizes friction and allows for efficient flow of fluids or gases within the appliances. Lastly, steel pipes are readily available and cost-effective, making them a practical choice for appliance manufacturers.

Q: Are steel pipes suitable for underground installations in areas with high moisture content?: Yes, steel pipes are suitable for underground installations in areas with high moisture content. Steel pipes are known for their durability and resistance to corrosion, which makes them ideal for withstanding moisture and underground conditions. Additionally, steel pipes can be coated or lined with protective materials to further enhance their resistance to moisture, ensuring their long-term performance and reliability in such environments.

Q: What are the different types of steel pipe fittings for chemical processing plants?: There are several types of steel pipe fittings commonly used in chemical processing plants, including elbows, tees, reducers, flanges, and valves. Elbows are used to change the direction of the flow, tees are used to combine or split the flow, reducers are used to connect pipes with different diameters, flanges are used for connecting pipes and valves, and valves control the flow of fluid within the system.

Q: How do you measure the thickness of steel pipes?: To measure the thickness of steel pipes, you can use various methods depending on the level of accuracy required. One commonly used method is the ultrasonic measurement technique. Ultrasonic measurement involves using an ultrasonic thickness gauge, which emits high-frequency sound waves that travel through the pipe walls and bounce back to the gauge. The time it takes for the sound waves to travel through the pipe and return provides an accurate measurement of the thickness. This method is non-destructive and can be used on both ferrous and non-ferrous materials. Another method is the use of calipers or micrometers. This involves manually measuring the outside diameter (OD) and inside diameter (ID) of the pipe and then subtracting the ID from the OD to obtain the thickness. However, this method is less accurate compared to ultrasonic measurement. In some cases, where precision is not critical, a simple tape measure or ruler can be used to measure the outside diameter of the pipe. The thickness can then be estimated by referring to standard pipe thickness charts or tables. It is important to note that measuring the thickness of steel pipes accurately is crucial for various applications such as construction, manufacturing, and engineering. Therefore, it is recommended to use appropriate measuring tools and techniques to ensure accurate results.

Q: What are the common methods for cleaning the inner surface of steel pipes?: There are several common methods for cleaning the inner surface of steel pipes. Some of the most widely used methods include: 1. Mechanical Cleaning: This method involves the use of mechanical tools such as wire brushes, scrapers, or abrasive pads to physically remove debris, rust, or scale from the inner surface of the steel pipe. This method is effective for removing loose or loosely adhered contaminants. 2. Chemical Cleaning: Chemical cleaning involves the use of acidic or alkaline solutions to dissolve or loosen stubborn deposits, rust, or scale on the inner surface of steel pipes. The solution is usually circulated through the pipe for a specific period of time, allowing the chemical to react and break down the contaminants. This method is often used when mechanical cleaning is not sufficient. 3. High-Pressure Water Jetting: In this method, high-pressure water is directed through a nozzle into the steel pipe, effectively removing debris, rust, or scale from the inner surface. The force of the water jet helps dislodge and flush out the contaminants. This method is particularly efficient for cleaning pipes with complex geometries or hard-to-reach areas. 4. Shot Blasting: Shot blasting involves the use of high-speed abrasive particles propelled against the inner surface of the steel pipe to remove rust, scale, or other contaminants. This method is commonly used for larger pipes or pipes with heavy deposits. It provides a thorough and uniform cleaning by removing the surface layer of the steel along with the contaminants. 5. Ultrasonic Cleaning: Ultrasonic cleaning uses high-frequency sound waves to create microscopic bubbles in a cleaning solution. These bubbles implode upon contact with the inner surface of the steel pipe, effectively loosening and removing contaminants. This method is particularly effective for cleaning small-diameter pipes or pipes with intricate details. It is important to note that the selection of the cleaning method depends on various factors such as the type and extent of contamination, pipe size and geometry, and the desired level of cleanliness. Additionally, proper safety measures should always be taken when performing any cleaning method to ensure the protection of workers and the integrity of the steel pipes.

Q: How do you calculate the weight of a steel pipe?: To calculate the weight of a steel pipe, you would need to know the dimensions of the pipe, specifically the outer diameter (OD), wall thickness, and length. Firstly, you need to determine the cross-sectional area of the pipe. This can be done by subtracting the inner diameter (ID) from the outer diameter (OD) and dividing the result by 2 to get the radius. Then, you can use the formula A = πr^2 to calculate the area. Next, multiply the cross-sectional area by the length of the pipe to get the volume. The formula for volume is V = A * L, where A is the cross-sectional area and L is the length. Finally, to calculate the weight of the steel pipe, you need to multiply the volume by the density of steel. The density of steel is typically around 7850 kilograms per cubic meter (kg/m^3) or 0.2836 pounds per cubic inch (lb/in^3). The formula for weight is W = V * ρ, where V is the volume and ρ is the density of steel. It's important to note that if you are working with different units, you will need to convert them to match the units of the density. For example, if the length is in feet and the density is in pounds per cubic inch, you would need to convert the length to inches before performing the calculations. Remember to double-check your measurements and calculations to ensure accuracy.

As the largest strip-steel production base in china, we can get the advantage of having the lowest goods transport cost. Our company covers an area of 80000 square meter, and transportation here is very convenient. We are mainly engaged in the manufacture and management of high frequency straight seam welded pipe. We now have 11 welded pipe production lines, with daily output of2800-3000 tons of welded pipe ranging from DN15--DN200 (1/2--8 inch),and the designed annual production capacity of 800,000 tons.

1. Manufacturer Overview

Location	Hebei,China
Year Established	2005
Annual Output Value	Above 100 Million RMB
Main Markets	Main land;Middle East;Southeast Asia
Company Certifications	ISO9001

2. Manufacturer Certificates

a) Certification Name
Range
Reference
Validity Period

3. Manufacturer Capability

a) Trade Capacity
Nearest Port	Tianjin；Qingdao
Export Percentage	41% - 50%
No.of Employees in Trade Department
Language Spoken:	English；Chinese；Korean
b) Factory Information
Factory Size:	120mu
No. of Production Lines	11
Contract Manufacturing	OEM Service Offered；Design Service Offered
Product Price Range	High Average