API 5L Line Pipes
- Ref Price:
-
- 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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API 5L Line Pipes
Application of API 5L Line Pipes:
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 of API 5L Line Pipes:
Bundles with anti-rust painting and with plastic caps
Standard of API 5L Line Pipes:
API SPEC 5L, API SPEC 5CT, ASTM A53, GB/T9711.1
Steel Grade of API 5L Line 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 pipes of API 5L Line Pipes:
*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 |
Raw Materials
- Q: How are steel pipes protected against electrolytic corrosion?
- Steel pipes are protected against electrolytic corrosion through a variety of methods. One common method is the application of protective coatings on the surface of the pipes. These coatings act as a barrier, preventing direct contact between the steel and the surrounding environment, which includes moisture and other corrosive substances. Coatings such as epoxy, polyethylene, and zinc are commonly used for this purpose. Another method of protection is the use of sacrificial anodes. Sacrificial anodes are made from a metal that is more reactive than steel, such as zinc or aluminum. These anodes are attached to the steel pipes and, as they corrode over time, they sacrifice themselves to protect the steel. This process is known as cathodic protection and is highly effective in preventing electrolytic corrosion. In addition to coatings and sacrificial anodes, proper insulation and electrical isolation are crucial in protecting steel pipes from electrolytic corrosion. Insulating materials, such as rubber or plastic sleeves, are used to prevent direct contact between the pipes and other metals or electrolytes. Electrical isolation can be achieved through the use of dielectric unions or insulating flanges, which prevent the flow of electric current between different sections of the pipeline. Regular maintenance and inspection also play a key role in protecting steel pipes against electrolytic corrosion. Periodic checks for coating integrity, anode condition, and potential electrical leakage are essential to ensure the continued effectiveness of the corrosion protection system. Overall, a combination of protective coatings, sacrificial anodes, insulation, electrical isolation, and regular maintenance is necessary to protect steel pipes against electrolytic corrosion. By implementing these measures, the lifespan of steel pipes can be significantly extended, ensuring the safety and reliability of various applications such as water distribution, oil and gas transportation, and structural support in buildings and infrastructure.
- Q: What is the difference between carbon steel and stainless steel pipes?
- The main difference between carbon steel and stainless steel pipes lies in their composition and rust resistance properties. Carbon steel pipes are primarily made of iron and carbon, making them less resistant to corrosion and prone to rusting. On the other hand, stainless steel pipes contain chromium, which gives them excellent rust resistance and durability. This makes stainless steel pipes ideal for use in environments where corrosion is a concern, such as in plumbing systems and industrial applications.
- Q: Can steel pipes be used for heating and cooling systems?
- Yes, steel pipes can be used for heating and cooling systems. They are commonly used in HVAC systems due to their durability, high temperature resistance, and ability to handle high pressure. Steel pipes are suitable for both hot water and steam distribution for heating, as well as chilled water distribution for cooling systems.
- Q: How are steel pipes used in the manufacturing of oil refineries?
- Steel pipes are essential in the manufacturing of oil refineries as they are used for various purposes such as transporting crude oil, petroleum products, and other fluids throughout the facility. These pipes are used for the construction of pipelines, storage tanks, and various process equipment within the refinery. They provide a reliable and durable means of conveying and distributing fluids necessary for the refining process, ensuring efficient operations and the safe transportation of oil and its byproducts.
- Q: Can steel pipes be used for pharmaceutical manufacturing?
- No, steel pipes are not typically used for pharmaceutical manufacturing as they can pose a risk of contamination and corrosion. Instead, pharmaceutical manufacturing typically relies on materials such as stainless steel or specialized polymers that are more suitable for maintaining sterile conditions and ensuring product purity.
- Q: Can steel pipes be painted or coated?
- Yes, steel pipes can be painted or coated. Painting or coating steel pipes helps to protect them from corrosion, rust, and other environmental factors. It also enhances their aesthetic appearance and can be used to indicate the type of pipe or its function.
- Q: Can steel pipes be used for conveying solid materials?
- Yes, steel pipes can be used for conveying solid materials. Steel pipes are known for their high strength and durability, making them suitable for transporting solid materials such as ores, grains, or construction materials. They are commonly used in industries such as mining, agriculture, and construction for this purpose.
- Q: How are steel pipes used in the construction of water treatment plants?
- Steel pipes are commonly used in the construction of water treatment plants for various purposes such as transporting water, carrying chemicals, and handling wastewater. They are often used as the main conduits for distributing treated water throughout the plant, as well as for supplying raw water from the source to the treatment facility. Steel pipes also play a crucial role in the transportation of chemicals used in the treatment processes, ensuring their safe and efficient delivery. Additionally, steel pipes are utilized for the disposal of wastewater and sludge, allowing for proper drainage and disposal systems within the plant. Overall, steel pipes are essential components in the construction and operation of water treatment plants, providing the necessary infrastructure for the efficient and effective treatment of water.
- Q: How are steel pipes used in the construction of underground parking garages?
- Steel pipes are commonly used in the construction of underground parking garages for various purposes such as drainage, ventilation, and structural support. They are used as conduits for underground utilities, including water supply and sewage systems. Additionally, steel pipes are often used as piling or foundation elements to provide stability and support to the structure, especially in areas with challenging soil conditions. Overall, steel pipes play a crucial role in ensuring the functionality and durability of underground parking garages.
- Q: How are steel pipes insulated to prevent heat loss?
- Steel pipes are typically insulated using materials such as fiberglass, foam, or mineral wool. These insulation materials are wrapped around the pipes and securely held in place with tapes or clamps. This insulation layer acts as a barrier, reducing heat transfer and preventing heat loss from the steel pipes.
1. Manufacturer Overview
| 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
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period |
3. Manufacturer Capability
| 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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API 5L Line Pipes
- Ref Price:
-
- 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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