API 5L and ASTM A53 Standards: These standards ensure that the steel pipe meets specific requirements for use in oil and gas industry applications, as well as for general use in mechanical and pressure applications.
Grade B: The designation "Grade B" indicates the strength and mechanical properties of the steel pipe, with specific requirements for yield strength, tensile strength, and impact properties.
API 5L PSL1 Welded Steel Pipe Grade B |
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Chemical Composition | Mechanical Properties | ||||
C (max.)% | Mn (max.)% | P (max.)% | S (max.)% | Yield strength min. MPa |
Tensile strength min. MPa |
0.26 | 1.2 | 0.03 | 0.03 | 241 | 414 |
SAW Welding: The pipe is manufactured using the Submerged Arc Welding (SAW) process, which involves the formation of a welded seam using a continuous submerged arc welding process. This method is known for producing high-quality, uniform welds.
Black Painted Finish: The black painted finish provides corrosion resistance and enhances the aesthetic appearance of the steel pipe. The paint also helps protect the pipe during storage and transportation.
Applications: API 5L ASTM A53 Grade B Black Painted SAW Welded Steel Pipe is commonly used in various applications, including oil and gas transmission pipelines, structural support in construction, and other industrial and mechanical applications.
Product | ASTM A53 API 5L Spiral Welded Steel Pipe | Specification |
Material | Carbon Steel | OD 219-2020mm
Thickness: 7.0-20.0mm Length: 6-12m |
Grade | Q235 = A53 Grade B / A500 Grade A
Q345 = A500 Grade B Grade C |
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Standard | GB/T9711-2011API 5L, ASTM A53, A36, ASTM A252 | Application: |
Surface | Black Painted OR 3PE | Oil, line pipe Pipe Pile |
Ends | Plain ends or Beveled ends | |
with or without caps |
Strict Quality Control:
1) During and after production, 4 QC staffs with more than 5 years experience inspect products in random.
2) National accredited laboratory with CNAS certificates
3) Acceptable inspection from third party appointed/paid by buyer, such as SGS, BV.
4) Approved by Malaysia, Indonesia, Singapore, Philippines, Australia, Peru and UK. We own UL /FM, ISO9001/18001, FPC certificates
About us:
Tianjin Youfa Steel Pipe Group Co., Ltd was founded on July 1st, 2000. There are totally about 8000 employees, 9 factories, 179 steel pipe production lines, 3 national accredited laboratory, and 1 Tianjin government accredited business technology center.
9 SSAW steel pipe production lines
Factories: Tianjin Youfa Pipeline Technology Co.,Ltd
Handan Youfa Steel Pipe Co.,Ltd;
Monthly Output: about 20000Tons