API SSAW Welded Steel 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 SSAW Welded Steel Pipes
Application of API SSAW Welded Steel Pipes
It is widely applied to line pipe in oil and sewage transportation , and it is used in Low pressure liquid and gassy transportation and it is also good Structure pipe in building and bridge field.
Package of API SSAW Welded Steel Pipes
Bundles with anti-rust painting and with plastic caps
Standard of API SSAW Welded Steel Pipes
API SPEC 5L, API SPEC 5CT, ASTM A53, GB/T9700.1
Steel Grade of API SSAW Welded Steel 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/T9700.1:L242、L290、L320、L360、L390、L415、L450
Sizes of pipes of API SSAW Welded Steel Pipes
*Remark: Besides below sizes, we also can arrange production based on requirement of customers
OD | WT | ||||||||
NoninalPipe size Inches | OD MM | 10 | 20 | 30 | STD | 40 | 60 | XS | 80 |
12 | 323.90 |
| 6.35 | 8.38 | 9.53 | 10.31 | 14.27 | 12.70 | 17.48 |
14 | 355.60 | 6.35 | 7.92 | 9.53 | 9.53 | 11.13 | 15.09 | 12.70 | 19.05 |
16 | 406.40 | 6.35 | 7.92 | 9.53 | 9.53 | 12.7 | 16.66 | 12.70 | 21.44 |
18 | 457.00 | 6.35 | 7.92 | 11.13 | 9.53 | 14.27 | 19.05 | 12.70 | 23.88 |
20 | 508.00 | 6.35 | 9.53 | 12.7 | 9.53 | 15.09 | 20.62 | 12.70 | 26.19 |
22 | 559.00 | 6.35 | 9.53 | 12.7 | 9.53 |
| 22.23 | 12.70 | 28.58 |
24 | 610.00 | 6.35 | 9.53 | 14.27 | 9.53 | 17.48 | 24.61 | 12.70 | 30.96 |
26 | 660.00 | 7.92 | 12.70 |
| 9.53 |
|
| 12.70 |
|
28 | 711.00 | 7.92 | 12.70 | 15.88 | 9.53 |
|
| 12.70 |
|
30 | 762.00 | 7.92 | 12.70 | 15.88 | 9.53 |
|
| 12.70 |
|
32 | 813.00 | 7.92 | 12.70 | 15.88 | 9.53 | 17.48 |
| 12.70 |
|
34 | 864.00 | 7.92 | 12.70 | 15.88 | 9.53 | 17.48 |
| 12.70 |
|
36 | 914.00 | 7.92 | 12.70 | 15.88 | 9.53 | 19.05 |
| 12.70 |
|
38 | 965.00 |
|
|
| 9.53 |
|
| 12.70 |
|
40 | 1016.00 |
|
|
| 9.53 |
|
| 12.70 |
|
42 | 1067.00 |
|
|
| 9.53 |
|
| 12.70 |
|
44 | 1118.00 |
|
|
| 9.53 |
|
| 12.70 |
|
46 | 1168.00 |
|
|
| 9.53 |
|
| 12.70 |
|
48 | 1219.00 |
|
|
| 9.53 |
|
| 12.70 |
|
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 |
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 | |
- Q: Can steel pipes be used for underwater applications?
- Yes, steel pipes can be used for underwater applications. Steel pipes are known for their durability and corrosion resistance, making them suitable for various underwater purposes such as offshore oil drilling, underwater construction, and marine transportation. Additionally, steel pipes can withstand the high pressure and harsh environmental conditions present underwater, making them a reliable choice for such applications.
- Q: Can steel pipes be used for transporting drinking water?
- Yes, steel pipes can be used for transporting drinking water. However, it is important to ensure that the steel pipes are properly coated and protected to prevent any corrosion or leaching that could contaminate the water. Additionally, regular maintenance and monitoring of water quality should be conducted to ensure the safety of the drinking water.
- Q: Can steel pipes be used for oil refinery applications?
- Yes, steel pipes can be used for oil refinery applications. Steel pipes offer many advantages for oil refinery applications including high strength, durability, and resistance to corrosion. They are able to withstand high pressure and temperature conditions that are common in oil refinery operations. Steel pipes are also easy to transport and install, making them a popular choice for oil refinery projects. Additionally, steel pipes can be customized to meet specific requirements such as size, thickness, and coating, making them suitable for a wide range of oil refinery applications.
- Q: How are steel pipes tested for leaks?
- Steel pipes are typically tested for leaks using various methods such as hydrostatic testing, pneumatic testing, or advanced technologies like ultrasonic testing. In hydrostatic testing, the pipe is filled with water or another liquid, and pressure is applied to check for any leaks. Pneumatic testing involves using compressed air or gas to pressurize the pipe and identify potential leaks. Ultrasonic testing employs high-frequency sound waves to detect any leaks or flaws in the steel pipes. These testing methods ensure the integrity and quality of steel pipes before they are put into use.
- Q: Are steel pipes suitable for use in automotive industries?
- Yes, steel pipes are suitable for use in automotive industries. Steel pipes offer high strength, durability, and resistance to corrosion, making them ideal for various applications in the automotive sector, such as exhaust systems, suspension systems, and fuel delivery systems. Steel pipes can withstand high temperatures and pressures, ensuring reliable performance and safety in automotive vehicles.
- Q: Can steel pipes be used for hydraulic systems?
- Yes, steel pipes can be used for hydraulic systems. Steel pipes are commonly used in hydraulic systems due to their high strength, durability, and resistance to high pressure and temperature. They provide reliable performance and are suitable for a wide range of hydraulic applications.
- Q: How are steel pipes used in the wastewater treatment industry?
- Steel pipes are commonly used in the wastewater treatment industry for various purposes such as carrying and distributing wastewater, transporting chemicals, and constructing infrastructure like tanks, pumps, and treatment units. The strength, durability, and corrosion resistance of steel pipes make them ideal for handling the harsh and corrosive nature of wastewater, ensuring efficient and reliable operation of the treatment processes.
- Q: Can steel pipes be used for hydroelectric power plants?
- Yes, steel pipes can be used for hydroelectric power plants. Steel pipes are commonly used to transport water in hydroelectric power plants for various purposes such as intake systems, penstocks, and discharge systems. They offer durability, strength, and resistance to corrosion, making them suitable for the challenging environments found in hydroelectric power generation.
- Q: Can steel pipes be used for water supply networks?
- Yes, steel pipes can be used for water supply networks. They are commonly used due to their durability, strength, and resistance to corrosion. However, proper coatings and maintenance are necessary to prevent rusting and ensure the quality of the water supply.
- Q: Welded and seamless steel pipe how to distinguish?
- Different uses:Mainly used for seamless pipe or structural parts of the transmission fluid, mainly used in machinery industry, and seamed steel pipe is mainly used in the construction industry, such as water, gas, compressed air and low pressure fluid. But seamless steel tubes are used in all pressure pipes.
1. Manufacturer Overview
| Location | Tianjin, China |
| Year Established | 2001 |
| Annual Output Value | 500,000Tons |
| Main Markets | Southeast Asia; Middle East; Oceania; Americas; Europe; Africa;etc. |
| Company Certifications | API 5L；API 5CT；ISO9001:2008 GB/T 19001-2008 |
2. Manufacturer Certificates
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period |
3. Manufacturer Capability
| a) Trade Capacity | |
| Nearest Port | Tianjin;Qingdao |
| Export Percentage | 50% - 60% |
| No.of Employees in Trade Department | 1000-1100 People |
| Language Spoken: | English; Chinese; Spanish |
| b) Factory Information | |
| Factory Size: | Above 150,000 square meters |
| No. of Production Lines | Above 10 |
| Contract Manufacturing | OEM Service Offered; Design Service Offered |
| Product Price Range | Average |
Send your message to us
API SSAW Welded Steel 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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