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May 26, 2022
May 19, 2022
4.1 Drum-type diesel hammer impact pile driving method (1) The method of “heavy hammer and low strike” should be adopted for piling. (2) The pile frame generally adopts a 3-point support crawler pile driver. (3) The elevation of the pile top of the steel pipe pile in the piling sequence […]
May 9, 2022
1 Overview For more than half a century, steel pipe piles have gradually become one of the main types of piles in foundation engineering. Steel pipe piles are widely used in Shanghai, my country, and some deep-water wharves, Baoshan iron and steel plants, power plants and dozens of high-rise buildings […]
April 25, 2022
Double-layer lined screening pipe The double-layer lined screening pipe is composed of a base pipe of API standard, a double-layer high precision wedge wire filter pipe and lined filter material in between. Characteristics of the product: 1.High-precision screening gap can effectively control sand and act as a protective medium. 2.The […]
April 18, 2022
Hole-drilled pipeWe supply hole-drilled pipes of various specifications and materials and provide hole-drilling services, and you are welcome to call and inquire us! Diameter of hole-drilled pipe:114mm,127mm,140mm,168mm,178mm,219mm,245mm,273mm,325mm,406mm,426mm,530mm,630mm。 Materials of hole-drilled pipe: Stainless steel, carbon steel, J55,N80,and L80. 2. Water filter pipe for geothermal well A geothermal […]
April 12, 2022
Wire-wound water filter pipe A wire-wound water filter pipe is made by welding wedge winding wire and wedge bar (or round bar) at each crossing point. Characteristics of the product: 1.Wire-wound water filter pipe features firm structure, high porosity and accurate size of gap. It is specially fit for fine […]
April 6, 2022
1. Basic knowledge of steel pipe standards 1. Standards: Standards are repetitive things with diversity-related characteristics in economic and technological activities. On the basis of summarizing the comprehensive results of scientific technology and practical experience, they are fully negotiated by relevant parties, and are issued in specific procedures and specific […]
March 29, 2022
1. Basic knowledge of steel pipe standards 1. Standards: Standards are repetitive things with diversity-related characteristics in economic and technological activities. On the basis of summarizing the comprehensive results of scientific technology and practical experience, they are fully negotiated by relevant parties, and are issued in specific procedures and specific […]
March 8, 2022
9.1 General requirements Couplings shall be seamless pipes of the same grade, type and heat treatment as pipes, except in the following cases in 9.2. This standard does not require that coupling blanks be cut from coupling stock ordered in accordance with this standard. When couplings are electroplated, the electroplating […]