Import Api 5l Lsaw Pipeline Pipe Psl2 — Buy in wholesale FOB from Supplier in China

API 5L LSAW PSL2 pipeline pipes from Hebei Allland Steel Pipe Co., Ltd. are manufactured using the longitudinal submerged arc welding process, which ensures structural integrity for high-pressure oil and gas transmission. These pipes are available in grades X52 through X70, meeting API 5L PSL2 standards for quality and performance. The outer diameter ranges from 6 inches to 60 inches (168.3 mm to 1500 mm), with wall thicknesses from 7.0 mm to 32.0 mm, making them suitable for large-diameter, high-capacity pipelines. The LSAW process minimises damage to the steel plate, preserving its mechanical properties and ensuring consistency in the weld seam. This method is particularly effective for pipelines in offshore environments or regions with extreme temperature variations, where durability is paramount. The pipes are supplied in loose packing with end protectors to prevent damage during handling and transit. Hebei Allland Steel Pipe Co., Ltd. produces these pipes with a monthly capacity of 5000 metric tons, catering to global demand for energy infrastructure projects. The longitudinal welding process allows for precise control over dimensional tolerances, which is critical for maintaining pressure integrity in high-stress applications. These pipes are designed to handle the rigorous demands of cross-country pipelines, offshore platforms, and refinery infrastructure, where resistance to mechanical stress and corrosion is essential. Buyers typically include oil and gas companies, pipeline contractors, and engineering firms involved in large-scale transmission projects. Trade terms, including payment and delivery, are negotiated directly with the supplier to align with project timelines and logistical requirements.

The carbon steel material used in these pipes adheres to API 5L PSL2 specifications, with grades X52 to X70 offering varying yield strengths to accommodate different pressure classes. The LSAW process involves rolling a steel plate into a cylindrical shape and welding the longitudinal seam using submerged arc welding, which produces a quality, uniform weld. Typical industry standards for LSAW pipes include non-destructive testing (NDT) such as ultrasonic testing (UT) and radiographic testing (RT) to detect defects in the weld seam. Standard tolerances for outer diameter and wall thickness are maintained within API 5L limits, with typical OD tolerances of ±0.5% for pipes up to 24 inches and ±1.0% for larger diameters. The pipe’s surface finish is critical for coating adhesion, with typical roughness values (Ra) of 25 to 50 micrometres for optimal bonding of anti-corrosion coatings. Additional treatments such as FBE or 3PE can be applied to enhance corrosion resistance, though these are not standard for all LSAW pipes.

Applications for these LSAW pipes include cross-country pipelines for natural gas and crude oil, where their large diameter and high-pressure capacity are advantageous. Offshore platforms use these pipes for subsea transmission lines, where resistance to corrosion and mechanical stress is critical. Refinery infrastructure projects utilise LSAW pipes for internal process lines, where high-pressure and temperature conditions demand robust materials. The versatility of these pipes extends to water transmission and industrial applications, where durability and reliability are key. Buyers should confirm the specific grade, diameter, and wall thickness to match their project’s engineering specifications. Hebei Allland Steel Pipe Co., Ltd. provides customisation for length, end type, and coating, ensuring alignment with the buyer’s technical and logistical needs.

Hebei Allland Steel Pipe Co., Ltd. is located in Cangzhou, Zhifangtou, China, and specialises in the production of API 5L LSAW pipeline pipes. The company’s focus on the longitudinal submerged arc welding process allows it to deliver pipes with superior structural integrity, particularly for high-pressure applications in the oil and gas sector. Its product range includes pipes in grades X52 through X70, meeting API 5L PSL1 and PSL2 standards, as well as ASTM A500 specifications for structural applications.

The supplier operates within the harbor trust tier, with a stated productivity of 5000 metric tons per month, indicating its capacity to handle large-scale orders. Hebei Allland Steel Pipe Co., Ltd. caters to global markets, supplying pipes for cross-country pipelines, offshore platforms, and refinery infrastructure. The company’s offerings are tailored to meet the technical demands of energy and industrial sectors, with a commitment to quality and performance in high-stress environments.