On March 25 2019 the us Department of Commerce issued a bulletin stating that the second sunset review affirmative final ruling on the Anti-subsidy of circular welded carbon steel pipes imported from China was made. Commerce determines that revocation of the countervailing duty order on circular welded carbonor recurre
subsidy at the rates listed below:?Weifang East Steel Pipe Co., Ltd. (East Pipe)with 29.83%, Zhejiang Kingland Pipeline and Technologies Co., Ltd., Kkingland Group Co., Ltd, Beijing Kingland CenturyTechnologies Co., Zhejiang Kingland Pipeline Industry Co., Ltd., and Shanxi Kingland Pipeline Co., Ltd.(collectively, Kingland Companies) with 48.18%, Tianjin Shuangie Steel Pipe Co., Ltd.: Tianjin Shuangjie Steel Pipe Group Co., Ltd., Tianjin Wa Song Imp. & Exp. Co., Ltd.; and Tianjin Shuanglian Galvanizing Products Co., Ltd. (collectively, Shuangjie) with 620.08%, All other producers and exporters with 39.01%. The investigations contained products under HTSUS codes 7306.30.10.00. 7306.30.50.25, 7306.30.50.327306.30.50.40. 7306.30.50.55, 7306.30.50.85. 7306.30.50.90. 7306.50.10.00. 7306.50.50.50, 7306.50.50.707306.19.10.10. 7306.19.10.50, 7306.19.51.10 and 7306.19.51.50
On July 5. 2007, the U.S. Department of Commerce conducted an anti-dumping and countervailing investigation on circular welded carbon steel pipes originating in China. On May 30. 2008, the Us Department of Commerce made a final ruling on anti-dumping and countervailing. On June 3. 2013. the U.S.Department of Commerce filed the first anti-dumping and countervailina sunset review investiqation on circular welded carbon steel pipes imported from China. On October 3. 2013. the U.S. Department of Commerce made a final judgment on the anti-dumping sunset review of products involved in China. On.October 2. 2013. the U.S. Department of Commerce issued a final decision on the sunset review of countervailing products in China. On November 1, 2018, the U.S. Department of Commerce filed a second countervailing sunset review investigation on circular welded carbon steel pipes imported from China.
During molding process of spiral welded steel pipe, steel plate has uniform deformation and light residual stress, thus thesurface has no scratches. Spiral steel pipe has more flexible thicknesses and diameters, especially in making high-grade thick pipes with small or medium aperture, these techniques has incomparable advantages in satisfying your needs.



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* For liquid transportation: water supply, drain water, petroleum transportation, etc.
* For gas transmission: coal gas, steam, liquefied petroleum gas, gas etc.
* For structure: piling, bridge, wharf, road, architectural structure, etc.
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Executive standard :DIN30670 DIN30678 CSA Z245 AFNOR nf49-710/711 NACE rp0394/0490 AWWAC 210/C213GB/T9711 API 5L ISO 3183Material: Q235B/Q355BGR A GR B x42-x80 l245-l555
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