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Pipe & Tube System wufu brand hangzhou heavy steel pipe and heat-exchangers series 1)Up to GB/T8890 / ASTM B111 / JIS H3300 / BS EN12451 standards and so on. 2) Material Brand of wufu brand hangzhou heavy steel pipeHangzhou Heavy Steel Pipe Company Ltd Zhejiang, China ISO9001:2008, ISO14001 :2004 wufu brand hangzhou heavy steel pipe Group brand Seamless/ERW welded Stainless/Carbon/Alloy Galvanized Square/round wufu brand hangzhou heavy steel pipe

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China Steel Pipe manufacturer, Steel Tube, ERW Steel Pipe wufu brand hangzhou heavy steel pipeChina Steel Pipe manufacturer, Steel Tube, ERW Steel Pipe wufu brand hangzhou heavy steel pipe

China Steel Pipe & Square & Hollow Section Tube Sign In. Join Free For Buyer. Search Products & Suppliers Product Directory wufu brand hangzhou heavy steel pipe WUFU. Specification. GB/T6728-2002, GB/T6725-2002. Origin. China. HS Code.China Steel Pipe & Hollow Section Tube & High-Frequency wufu brand hangzhou heavy steel pipe

Trademark WUFU Specification GB/T3091-2001,ASTM A53/A500,DIN2458/1626 Origin China HS Code 73089000

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