Line Pipes API 5L
- 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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ERW Welded Steel Pipes
Application:
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).
Package: bundles with anti-rust painting and with plastic caps
Standard:
API SPEC 5L, API SPEC 5CT, ASTM A53, GB/T9711.1
Steel Grade:
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
Standard: GB/9711. Mechanical Properties
Standard | Grade | (MPa) | (MPa) | Min(%) |
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 |
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
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 (%)
Standard | Grade | C | Mn | P | S | V | Nb | Ti | CEV |
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 |
Standard: ASTM A53 Mechanical Properties
Standard | Grade | (MPa) | (MPa) |
Yield strength | Tensile Strength | ||
ASTM A53M | A | 205 | 330 |
B | 240 | 415 |
Chemical Composition(%)
Standard | Grade | C | Mn | P | S | V | Ni | Cu | Cr | Mo |
Max | Max | Max | Max | Max | Max | Max | Max | Max | ||
ASTM A53M | A | 0.25 | 0.95 | 0.05 | 0.045 | 0.08 | 0.4 | 0.5 | 0.4 | 0.15 |
B | 0.30 | 1.20 | 0.05 | 0.045 | 0.08 | 0.4 | 0.5 | 0.4 | 0.15 |
- Q:What are the advantages of using steel pipes over other materials like PVC or copper?
- There are several advantages of using steel pipes over other materials like PVC or copper. Firstly, steel pipes have superior strength and durability, making them suitable for high-pressure applications and extreme weather conditions. Secondly, steel pipes have excellent corrosion resistance, ensuring a longer lifespan compared to PVC or copper. Additionally, steel pipes offer better fire resistance, making them safer for certain applications. Lastly, steel pipes have higher thermal conductivity, allowing for efficient heat transfer.
- Q:What is the maximum length of steel pipes available in the market?
- The market offers steel pipes in varying maximum lengths, which are influenced by factors like steel type, manufacturing capacity, transportation restrictions, and customer demands. Generally, steel pipes can be produced up to 12 meters (40 feet) or even longer. However, it is crucial to consider that handling and transporting longer lengths might pose challenges, necessitating specialized equipment or techniques. Ultimately, the industry and customers' specific requirements and capabilities determine the maximum length of steel pipes available in the market.
- Q:How much is the wall thickness standard of building 48?
- According to the "construction of fastener type steel pipe scaffold safety technical specifications JGJ130-2011" stipulates that the specification of steel pipe should be Phi 48.3 * 3.6, that is, wall thickness is 3.6mm.
- Q:What is the weight and strength of steel pipes?
- The weight and strength of steel pipes can vary depending on the specific type and dimensions of the pipe. Steel pipes can range in weight from lightweight options used for plumbing purposes to heavy-duty pipes used in industrial applications. Similarly, the strength of steel pipes can vary, with factors such as the grade of steel and the manufacturing process influencing their strength. It is essential to consult specific specifications or industry standards to determine the weight and strength of a particular steel pipe.
- Q:What are the different types of corrosion that can affect steel pipes?
- There are several types of corrosion that can affect steel pipes, including general or uniform corrosion, pitting corrosion, galvanic corrosion, crevice corrosion, and stress corrosion cracking.
- Q:How do you cut steel pipes?
- One common method to cut steel pipes is by using a hacksaw or a reciprocating saw fitted with a metal-cutting blade. However, for larger and thicker pipes, professionals often employ specialized tools such as a pipe cutter or a plasma cutter, which offer more precision and efficiency.
- Q:What are the different methods of testing steel pipes?
- There are several methods of testing steel pipes, including non-destructive testing methods such as ultrasonic testing, magnetic particle testing, liquid penetrant testing, and radiographic testing. Destructive testing methods like tensile testing, bend testing, and impact testing can also be used to assess the strength and integrity of steel pipes.
- Q:How are steel pipes used in high-rise buildings?
- Steel pipes are commonly used in high-rise buildings for various purposes. They are primarily used for structural support as they provide strength and durability, allowing the building to withstand the vertical loads and forces that occur due to its height. Steel pipes are also used for plumbing systems, carrying water and other fluids throughout the building. Additionally, they can be used for HVAC systems, providing ventilation and air conditioning to each floor. Overall, steel pipes are integral components in high-rise buildings, ensuring the safety, functionality, and comfort of the occupants.
- Q:Are steel pipes suitable for transporting fluids?
- Yes, steel pipes are suitable for transporting fluids. They have high strength and durability, can withstand high pressure and temperature, and are resistant to corrosion, making them ideal for various fluid transportation applications such as oil, gas, water, and sewage.
- Q:What is the typical length of a steel pipe?
- The typical length of a steel pipe can vary depending on its intended use and industry standards. However, common lengths range from 18 to 40 feet.
1. Manufacturer Overview |
|
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Location | Tianjin, China |
Year Established | 2004 |
Annual Output Value | 250,000Tons |
Main Markets | Europe; South America; Americas;etc. |
Company Certifications | API 5L;API 5CT;ISO 9001:2008 GB/T 19001-2008;ISO 9001:2008 |
2. Manufacturer Certificates |
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a) Certification Name | |
Range | |
Reference | |
Validity Period |
3. Manufacturer Capability |
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a)Trade Capacity | |
Nearest Port | Tianjin |
Export Percentage | 50% - 60% |
No.of Employees in Trade Department | 1000-2000 People |
Language Spoken: | English; Chinese; Spanish |
b)Factory Information | |
Factory Size: | Above 70,000 square meters |
No. of Production Lines | Above 8 |
Contract Manufacturing | OEM Service Offered; Design Service Offered |
Product Price Range | Average |
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Line Pipes API 5L
- 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
OKorder Service Pledge
OKorder Financial Service
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