Hot Rolled API 5L Seamless Tube

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

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Supply Capability:: 20000ton m.t./month

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Product Descriptions :Hot Rolled API 5L Seamless Tube

The Hot Rolled Seamless Tube is manufactured through automatic continuous tube rolling mills.Precisely temperature (recrystallization temperature) controlling is required during different rolling processes,like initial rolling stage,finish rolling stage and curling stage,to achieve microstructure and mechanical structure of steel plates,Thus,they can be deformed to a large extend
Our mill could produce hot rolled seamless tube in ASTM,EN,GB,BS,DIN,GOST,JIS standard,it is our great honor to pass API,CE,ISO,CCS certificate,it proves that our goods are meet the high quality,this make us has obtained a great huge number of customers from abroad.

1. Executive standards:

ASTM A106,ASTM A53,API 5L,EN10216,EN10217,EN10219,EN10210,BS3601,BS3087,DIN1626,DIN1629,DIN17175,GOST 8732,GOST 8734 and so on
2. Specification range
OD: 1/8"-36"(219mm,325mm,406mm,508mm,457mm,558mm, 609mm,914mm,660mm,711mm,762mm is our advantages)
WT: SCH10-SCHXXS
3.Materials:

A53B,A106B,API5LGR.B,X42,X46,X52,X56,P195TR1,P235TR1,P265TR1,P195TR2,P235TR2,P265TR2,P245,P195GH,

L290,L360,P235GH,P265GH,S275JRH,S275J2H, S355J2H,ST35.8,ST45,ST45.8,ST44.2,ST44.3,ST52.3 and so on
4. Testing: We accept any test as your required
5. Packing of hot rolled seamless tube: Bundles,black painted,capped ends

ANSI B36.10 CARBON STEEL SEAMLESS PIPE
WEIGHT per Kg. / Mtr.
ASTM PIPE SCHEDULE: Wall Thickness in MM, Wt = Weight in Kg. / Mtr.

Nominal	Pipe size	OD mm	Schedule STD		Schedule 40
Mm	Inch		Wall	Wt.	Wall	Wt.
3	1/8	10.3	1.73	0.37	1.73	0.357
6	¼	13.7	2.24	0.63	2.24	0.625
10	3/8	17.1	2.31	0.84	2.31	0.84
15	½	21.3	2.77	1.26	2.77	1.26
20	¾	26.7	2.87	1.69	2.87	1.68
25	1	33.4	3.38	2.5	3.38	2.5
32	1 1/4	42.2	3.56	3.39	3.56	3.38
40	1 1/2	48.3	3.68	4.05	3.68	4.05
50	2	60.3	3.9	5.44	3.9	5.44
65	2 1/2	73	5.2	8.63	5.16	8.63
80	3	88.9	5.5	11.3	5.5	11.3
90	31/2	1.6	5.74	13.57	5.74	13.57
100	4	114.3	6.02	16.07	6.02	16.07
125	5	141.3	6.6	21.77	6.55	21.77
150	6	168.3	7.11	28.26	7.11	28.26
200	8	219.1	8.2	42.5	8.2	42.5
250	10	273	9.27	60.3	9.27	60.3
300	12	323.9	9.53	73.8	10.3	79.7
350	14	355.6	9.53	81.3	11.13	94.3
400	16	406.4	9.53	93.3	12.7	123
450	18	457.2	9.53	105	14.3	156
500	20	508	9.53	177.2	15.1	183
550	22	558.8	9.53	129
600	24	609.6	9.53	141	17.4	255

Q:What are the different pressure ratings for steel pipes?: The different pressure ratings for steel pipes can vary depending on factors such as pipe size, wall thickness, and the type of steel used. Common pressure ratings for steel pipes range from 150 psi (pounds per square inch) to 2500 psi or higher.

Q:What is the difference between hot-dipped galvanized and electro-galvanized steel pipes?: Hot-dipped galvanized steel pipes are coated with a thick layer of zinc by immersing them in a bath of molten zinc, creating a durable and corrosion-resistant coating. On the other hand, electro-galvanized steel pipes are coated with a thinner layer of zinc through an electroplating process, offering a more economical and aesthetically pleasing option.

Q:What's the gate number of the precision steel pipe?: Precision steel pipe refers to the high precision steel pipe, the wall thickness and internal and external diameter can be controlled within 10 wire tolerance range

Q:How are steel pipes used in the manufacturing of pulp and paper mills?: Steel pipes are used in the manufacturing of pulp and paper mills for various purposes, such as conveying water, steam, and chemicals, as well as transporting pulp and paper materials within the facility. These durable pipes are essential for the efficient and reliable operation of the mills, ensuring a continuous flow of resources and facilitating the production processes.

Q:What are the advantages of using steel pipes over other materials?: There are several advantages of using steel pipes over other materials: 1. Strength and Durability: Steel pipes are known for their exceptional strength and durability. They can withstand high pressure, heavy loads, and extreme weather conditions, making them suitable for various applications, including transportation of fluids and gases, structural support, and underground pipelines. 2. Corrosion Resistance: Steel pipes can be coated with different materials to enhance their resistance to corrosion. This makes them suitable for transporting water, chemicals, and other corrosive substances without the risk of pipe degradation. Additionally, steel pipes are less susceptible to rust, which prolongs their lifespan. 3. Cost-effectiveness: Although steel pipes may have a higher upfront cost compared to other materials, they offer long-term cost-effectiveness. Due to their durability and resistance to corrosion, steel pipes require less maintenance and replacement, resulting in reduced operational costs over time. 4. Versatility: Steel pipes come in various sizes, shapes, and thicknesses, making them versatile for different applications. They can be easily customized and fabricated to meet specific requirements, such as bending, welding, and threading. 5. Fire Resistance: Steel pipes have a high melting point, making them resistant to fire and reducing the risk of structural damage during a fire incident. This characteristic is particularly important in industries where fire safety is crucial, such as oil and gas, chemical, and construction. 6. Eco-friendly: Steel is a recyclable material, and steel pipes can be recycled and reused multiple times without compromising their quality. This not only reduces the demand for new materials but also contributes to environmental sustainability. 7. Excellent Flow Characteristics: Steel pipes provide smooth internal surfaces, minimizing friction and allowing for efficient flow of fluids and gases. This advantage is particularly significant in industries where fluid dynamics and energy efficiency are essential, such as oil and gas, water supply, and HVAC systems. In conclusion, steel pipes offer numerous advantages over other materials, including strength, durability, corrosion resistance, cost-effectiveness, versatility, fire resistance, eco-friendliness, and excellent flow characteristics. These advantages make steel pipes the preferred choice for a wide range of applications in various industries.

Q:Is hot dipped plastic pipe steel?: Hot dip pipe used in fluidized bed impregnation process, one-time into new anti-corrosion steel production process is the original film, plastic pipe or electrostatic nozzle replace (the products by physical treatment process)

Q:DN80 seamless steel tube, what is the standard thickness?: Commonly used DN80 seamless steel pipe caliber should be 89mm*4mm.

Q:What are the different types of steel pipe fittings?: There are several types of steel pipe fittings, including elbows, tees, couplings, unions, reducers, caps, plugs, and crosses.

Q:What is the role of steel pipes in the construction of stadiums?: Steel pipes play a crucial role in the construction of stadiums as they are used for various purposes such as structural support, drainage systems, and the distribution of utilities like water and electricity. These pipes provide a sturdy and durable framework, allowing for the construction of large and complex structures. They also facilitate efficient and reliable management of essential services, ensuring the smooth operation of stadiums during events.

Q:How do you calculate the pipe flow velocity coefficient for steel pipes?: The pipe flow velocity coefficient for steel pipes can be calculated using the Manning's equation. Manning's equation is used to calculate the flow velocity in open channels and pipes, and it takes into account the hydraulic radius, slope, and roughness coefficient of the pipe. To calculate the pipe flow velocity coefficient for steel pipes, follow these steps: 1. Determine the hydraulic radius (R) of the steel pipe. The hydraulic radius is calculated by dividing the cross-sectional area of the pipe (A) by the wetted perimeter (P). The formula is R = A/P. 2. Find the slope (S) of the pipe. The slope represents the change in elevation divided by the length of the pipe. It is usually given as a ratio or a percentage. 3. Determine the roughness coefficient (n) of the steel pipe. The roughness coefficient represents the internal roughness of the pipe and can be obtained from literature or pipe manufacturer specifications. It is commonly given in terms of the Manning's roughness coefficient. 4. Substitute the values of hydraulic radius (R), slope (S), and roughness coefficient (n) into the Manning's equation: V = (1/n) * R^(2/3) * S^(1/2) where V is the flow velocity. 5. Solve the equation for V to calculate the pipe flow velocity coefficient for steel pipes. It is important to note that the calculated velocity coefficient may vary based on the specific pipe dimensions, flow conditions, and other factors. Therefore, it is recommended to consult relevant engineering standards or consult with a hydraulic engineer to ensure accurate and reliable calculations for specific applications.

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