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  • WRD’S DAILY EXPORT – THE STRAIGHTENING PIPE MACHINE EXPORTED TO THE BELT AND ROAD COUNTRY

    In response to the call of “the Belt and Road”, we export productions and technology to these countries. Recently we have completed the production, quality inspection, commissioning of partial 2″-6″ steel pipe hot-dipped galvanizing line, and successfully exported on 16th, Novembre 20...
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  • China International Import Expo–WRD

    Nov. 5 – Nov. 10 is an extraordinary week for Shanghai, and for our WRD it’s also a very fruitful week. The China International Import Expo, sponsored by the Ministry of Commerce of the People’s Republic of China and the Shanghai Municipal People’s Government, aims to firm...
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  • China International Import Expo

    On November 5, 2018, in response to the call of chairman Xi Jinping, our WRD engineer team actively went to Shanghai National Exhibition Center to attend the first China International Import Expo. Our company WRD, mainly produces HF welded tube mill line, galvanizing tube mill line, SSAW tube mi...
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  • WRD’S DAILY EXPORT – THE STRAIGHTENING PIPE MACHINE EXPORTED TO THE BELT AND ROAD COUNTRY

    In response to the call of “the Belt and Road”, we export goods and technology to these countries. Recently we has completed the production, quality inspection, commissioning of straightening pipe machine, and successfully exported on 29th, October 2018. Straightening pipe machine is equipment f...
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  • WRD’s daily export – the hot dipped galvanizing line exported to the Belt and Road country

    To responding to the call of “the Belt and Road”, we export goods and technology to these countries. Recently we has completed the production, quality inspection, commissioning of 2”-6” steel pipe hot-dipped galvanizing line, and successfully exported on 22th, October 2018. Hot-dip galvanizing i...
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  • WRD ON TUBE CHINA 2018 IN SHANGHAI

    We WRD participated in Tube China 2018 – The 8th China International Tube Exhibition during 26th to 29th September, 2018. We have exhibited featured products — ERW mill line and flying saw on our booth. And it  attracted a large number of visitors from domestic and foreign related in...
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  • Welcome to visit WRD on Tube China 2018 in Shanghai

    After 16 years of accumulation, Tube China International Tube Exhibition has grown into Asia’s second largest tube industry event. In 2018, it will be hold on 26th to 29th Septemer in Shanghai. Booth No.: E1F43 As one of the biggest tube mill manufacturers in China. We, WRD is specialized...
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  • Value of agreement–provide new API tube mill solution to Shuangjie

    On August 4th, 2018, the WRD company signed an API steel tube mill agreement with Tianjin Shuangjie Steel Pipe Co., Ltd., located at the office of Shuangjie. Tianjin Shuangjie Steel pipe Co., Ltd. was established in 1978 and has 40 years of experience in welded pipe production, it has a high repu...
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  • Tube & Wire 2018 in Germany

    On April 16-20th, 2018, the world’s largest wire and tube international exhibition opened again at the Düsseldorf Exhibition Center in Germany, showing innovative technologies to the industry,the latest machinery and equipment as well as a wide range of products and services.       During ...
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  • Steel Coil Slitting Machine—3 Big Pain Points

    In recent years, with the vigorous development of China’s packaging industry, as a supporting Steel Coil Slitting machine in the packaging products, cutting and quality control plays a key role. Cutting is a pre-press equipment in a process, in the entire production process occupies a very ...
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  • WRD Galvanizing Line Installed in Pakistan

    This month, our steel pipe galvanizing line has been installed in Pakistan. This production line can galvanize steel pipe with diameter from 1/2 inch to 6 inch, 6 meters long. The galvanizing line is designed to satisfy the standard BS 1387 and JIS 3452 for hot dipped galvanizing steel pipes. Ga...
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  • High frequency induction welding flaws analysis

    1. High frequency induction welding process Steel strip after forming into pipe shape, it goes through an electromagnetic field which is caused by induction coils, the inducted current is produced at the edges of steel strip, and the resistance of steel make a lot of heat which melt the edges of ...
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  • Anti-corrosion coating on steel pipe surface

    Anti-corrosion coating on steel pipe surface is vital for steel pipe service time. Same steel material pipes, some can stay well underground for decades while some start leaking in several years. The main reason about this is that they have different anti-corrosion coating on the surface. Polyeth...
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  • Quality requirements of raw material for production of precision welded pipe

    In addition to the basic requirements of raw materials for producing ordinary high frequency welded steel pipe, the raw material for precision welded pipe must meet the following requirements: 1. Chemical composition: When smelting, the most important thing is to improve the purity of steel and r...
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  • How to remove the weld-burr inside of steel pipe

    Because of the skin effect and proximity effect by high frequency current, before the material goes to squeeze rolls, the induction coil heat up the material on weld seam to a molten state, and the squeeze roller press the melt edge together. Excess metal and oxide accumulate on the upper part of...
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