What are the specifications of steel pipes for construction projects
There are many types of steel pipes commonly used in construction projects. The following are some common specifications and standards and the specification information of related products of Hebei Huayang Steel Pipe Co., Ltd.:
Scaffolding steel pipe
National standard:
Q235 ordinary steel pipe specified in national standard GB/T13793 or GB/T3091 should be adopted, and the model should be φ 48.3× 3.6 mm.
Products of Hebei Huayang Steel Pipe Co., Ltd.:
Scaffolding steel pipes of this specification are not produced, but the company can produce straight welded pipes with various materials and specifications. If it is used for scaffolding, please refer to its products with similar specifications, such as straight welded pipes with various specifications such as ∮76-∮610*0.7-20.
Longitudinal submerged arc welded steel pipe for structure
National standards:
GB/T3091-2015 low-pressure fluid steel pipe standards, GB/T9711-2017 petroleum natural gas pipeline standards and other related standards shall be implemented.
Products of Hebei Huayang Steel Pipe Co., Ltd.:
The specifications of longitudinal submerged arc welded pipes produced by the company range from 325mm to 1420mm, which can produce steel pipes for pipeline transportation system of oil and gas industry, welded steel pipes for low-pressure fluid transportation and longitudinal submerged arc welded steel pipes for structures according to standards, and can meet the requirements of some parts of building structures that require high steel pipe strength and sealing, such as supporting structures and bridge structures of large buildings.
seamless steel pipe
National standards:
there are many specifications, such as 12mm in outer diameter and 1mm, 1.5mm and 2.5mm in wall thickness; The outer diameter is 14mm, and the wall thickness is 1.5mm, 2.5mm, 3mm, etc.
Product 9 of Hebei Huayang Steel Pipe Co., Ltd.:
The main specification of seamless pipe is ∮219-∮820 2.5-90, and the implementation standards are GB/T8163-1999, GB/T8162-1999, etc. It can be used in some occasions with high requirements on corrosion resistance and pressure resistance of steel pipes in buildings, such as water supply and drainage systems and fire fighting systems of buildings.
Other welded steel pipes
National standards:
For example, welded steel pipes for low-pressure fluid transportation shall comply with GB/T3091 standard, and the specifications are expressed in nominal caliber. Commonly, there are various specifications such as DN15-DN400.
Hebei Huayang Steel Pipe Co., Ltd. Product 4:
The high-frequency straight seam welded steel pipe produced by the company has the specifications of φ114-φ610mm and the wall thickness of 4-20mm, which can be used for general fluid transportation and electrical pipe threading in buildings.
Hebei Huayang Steel Pipe Co., Ltd. has rich product specifications, which can cover a variety of steel pipe application scenarios in construction projects, and the products implement a variety of domestic and foreign standards, and the quality is guaranteed to some extent. However, when selecting steel pipes in specific projects, it is necessary to comprehensively determine the appropriate specifications and materials according to design requirements, engineering environment and other factors.
