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Tianjin Yuantai Derun Pipe Manufacturing Group Co., Ltd., established in March 2002, is the biggest manufacturer specializing in  ERW square&rectangular tube/pipe, hollow section structure pipe, galvanized pipe and spiral welding pipe in China. Annual output reaches 5 million tons.Yuantai Derun has 59 production lines of black ERW pipe, 10 production lines of galvanized pipe and 3 production lines of spiral welding pipe. Square pipe from 20*20*1mm to 500*500*40mm, rectangular pipe from 20*30*1.2mm to 400*600*40mm,  welded pipe from 2”—60” can be manufactured. Yuantai Derun can manufacture square rectangular pipes as per the standards of ASTM A500, JIS G3466, EN10219, DIN2240, BS1387, AS1163.

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January 1993

Key team members of Yuantai Derun group began technical job in Tianjin Daqiuzhuang tube factory.

June 2002

Tianjin Yuantai Industry & Trade Co., Ltd. was founded, specialize in square, rectangular hollow steel pipe, hot galvanized welded (hot dip galvanized) square tube, the registered capital is USD 10 million.

May 2004

One of Yuantai subsidiaries Tangshan Lituo Steel Tube Co., Ltd. was established, specialize in square rectangular straight welded hollow steel pipe, registered capital is USD 10 million.

April 2005

Yuantai Steel Square Pipe Co. Ltd. was established, specialize in square welding hollow steel tube and galvanized tube, the registered is USD 2 million.

March 2010

Tianjin Yuantai Runxiang commercial trade company was established, specialize in strip steel trade, galvanized pipe agent, etc., the registered capital is USD 2 million.

March 2010

Tianjin Yuantai Derun pipe manufacturing group Co. Ltd. was formally established, marking that the production of high-frequency welded black, galvanized square pipe, spiral welded pipe, pipe logistics and pipe trade as one of the large-scale joint enterprise Yuantai Derun group was formally established, the group registered capital is USD 20 million.

March 2010

Tianjin Yuantai Derun Investment Co., Ltd. was formally established, specialize in steel pipe industry chain,lower industry mergers and acquisitions and industrial real estate development, the registered capital is USD 2 million.

August 2013

Tianjin Derun Runfeng pipe manufacturing Co. Ltd was established, specialize in hot galvanized (hot galvanizing) processing business, the registered capital is USD 8 million.

March 2015

Tianjin Yuantai Yuanda anti-corrosion insulation pipe Co., Ltd. was established, specialize in spiral welded pipe production and sales, the registered capital is USD 2 million.

August 2015

Tangshan Yuantai Derun Pipe Co., Ltd. was established, specialize in steel strip, steel pipe trade, registered capital is USD 1 million.

March 2016

Tianjin Yuantai Derun International Trade Co., Ltd was established,mainly engaged in international import and export business for Yuantai Group, registered capital is USD 2 million.

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Installing Spiral Ground Piles: A Step-by-Step Guide-news-TIANJIN YUANTAI DERUN PIPE MANUFACTURING GROUP CO., LTD-
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Installing Spiral Ground Piles: A Step-by-Step Guide
Installing Spiral Ground Piles: A Step-by-Step Guide

1.Selecting the Right Spiral Ground Pile 

Before you begin the installation process, it's crucial to select the appropriate spiral ground pile. Consider factors such as soil type, groundwater level, and the load requirements of your project. Different piles are better suited for sandy soil, clay, or rock, and their specifications vary based on the load they need to support.

2.Determining the Installation Location 

Identify the precise location for your spiral ground pile, taking into account the project's needs. Pay attention to the ground conditions, including the presence of foundations or underground utilities, which may affect the installation process.

3.Preparation Works 

Prepare the construction site by clearing debris, confirming safety measures, and accurately measuring the depth for the holes that will accommodate the piles.

Installing Spiral Ground Piles.jpg

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4.Excavating the Holes 

Dig holes that are typically twice the diameter of the pile. Mark the positions with steel bars or wire rope stakes and then carefully excavate, keeping safety precautions in mind, such as wearing helmets and goggles.

5.Piling Process 

Choose the right installation tool and insert the spiral ground pile into the excavated hole. Use a hammer or force application device to push and rotate the pile downward until it's level with the ground.

6.Setting the Pile Top Height 

Utilize compression testers to confirm the height of the pile top, ensuring it's flush with the ground for stability and reliability.

7.Backfilling and Compaction 

Once the pile is in place, backfill the hole with soil, preferably the same soil that was excavated. Compact the soil and then proceed to lay the ground as required by your project specifications.