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Quality Standard: ASTM A 53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless ASTM A519 Seamless Carbon and Alloy Steel Mechanical Tubing GB/T8162 Seamless Steel Tubes for Structural Purposes JIS G3441 Alloy steel tubes for machine purposes JIS G3444 Carbon steel tubes for general structural purposes ...

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Carbon seamless steel pipe is a kind of strip steel. Steel pipe with hollow cross-section, a large number of pipes used to transport fluid, such as the transportation of oil, natural gas, gas, water and some solid materials such as pipes.

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black mild steel square tube hollow section Tianjin tianyingtai Steel Pipe Co., Ltd. was established in 2001 January, the company is located in China's steel production base, Jinghai County Economic Development Zone Tianjin city.

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Mild Steel Ms Carbon Black Steel Square Rectangular Hollow Section Pipe q235 tube . Square hollow sections or square tubes are cold formed and welded from either hot rolled, cold rolled, pre-galvanized or stainless steel.. In order to form the square steel section the appropriate mother tube, a round steel tube, has to be formed first.

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GB/T 699 20# round bar. 20# carbon steel is very common is china market under GB/T 699 standard.For GB/T 699 20# carbon steel,we henan bebon can offer forged round bars OD 80 mm - 1200 mm. GB/T 699 20# round bar is widely used in the various fields.

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GB/T 699 20# round bar. 20# carbon steel is very common is china market under GB/T 699 standard.For GB/T 699 20# carbon steel,we henan bebon can offer forged round bars OD 80 mm - 1200 mm. GB/T 699 20# round bar is widely used in the various fields.

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Steel Standards

ASTM's steel standards are instrumental in classifying, evaluating, and specifying the material, chemical, mechanical, and metallurgical properties of the different types of steels, which are primarily used in the production of mechanical components, industrial parts, and construction elements, as well as other accessories related to them.

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