We Super Steel Manufacturing Co.,Ltd(SMC) are amongst the top manufacturers and suppliers for the seamless steel pipe, welded steel pipe, OCTG products and fittings from China. We have been manufacturing and supplying these products to the industry since 1993, and received repeat orders and appreciation from our valued customers.
High quality piping products from approved manufacturers.
In order to continuously improve our offerings to our clients, we have consistently improved and upgraded our manufacturing facility and can hence offer material with stringent requirements.
Over the years, Super Steel Manufacturing Co.,Ltd(SMC) has developed an enviable reputation for project management for the Oil & Gas, Construction, Power Energy, Marine & Offshore, Water Treatment, Exploration & Drilling Services, Pipeline & Petrochemical and other heavy industries.
The many years of experience that we have means that there is always someone who has the ability to carry a project forward.
Always up to date. In this column you can find the steel pipe related articles, including industry trends, product standards and materials, and some technical guidelines.
The production and quality of large diameter welded pipes generally need to adhere to several key international and industry standards to ensure product reliability and safety. Here is an overview of large diameter welded pipe standards.
ASTM Standards:
The American Society for Testing and Materials (ASTM) has developed numerous standards for welded pipes, such as ASTM A53/A53M, ASTM A252, and ASTM A139. These standards define the material specifications, dimensions, and mechanical properties for welded pipes used in various applications, ranging from construction to oil and gas pipelines.
API Standards:
The American Petroleum Institute (API) has issued a series of standards specifically tailored for the oil and gas industry. Notable among these is API 5L, which covers the specifications for welded and seamless pipes used in the transportation of petroleum and natural gas. These standards are crucial for ensuring the structural integrity of pipelines under high pressure and corrosive conditions.
DIN Standards:
The German Institute for Standardization (DIN) has established a range of pipeline standards, including DIN 2458 and DIN 1626, which address the quality, material properties, and dimensions of welded steel pipes. These standards are widely recognized in Europe and other regions for ensuring consistent and high-quality manufacturing processes.
GB Standards:
The China National Standardization Administration Committee (GB) has set forth a series of national standards for welded pipes, such as GB/T 3091 and GB/T 9711. These standards cover various aspects, from manufacturing techniques to inspection and testing, ensuring that welded pipes meet the necessary strength and durability requirements for use in diverse applications.
These standards collectively address crucial factors such as material properties, dimensions, manufacturing processes, and inspection requirements, helping to guarantee the quality, safety, and longevity of welded pipe products. When procuring welded pipes, it is essential to select products that comply with the relevant standards, taking into consideration the specific needs of the project and applicable national or regional regulations.
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