HULUDAO CITY STEEL PIPE INDUSTRIAL CO., LTD.

Our company is a specialized plant producing high frequency straight line welding pipes and has a annual output ability of 200 thousand tons. The equipment facilities boasts of 7 sets of straight line welding machines and 1 set of dip galvanizing machine .Our products include high frequency straight line steel pipes ranging from Φ21.3mm toΦ 219mm,galvanized welding pipes of various size, rectangle section pipes ranging from 15×15mm to 150×150mm and express way insulation steel plates.Executive standards:National standard GB/T3092-93(Welded steel pipes for low pressure liquid delivery) ,GB/T3091-93(Galvanized welded steel pipes for low pressure liquid delivery),GB/T3091-2001(Welded steel pipes for low pressure liquid delivery),British standard BS1387-85(Screwed and socketed steel tubes and tubulars and for plain end steel tubes suitabke for welding or for screwing to BS21 pipe threads),BS EN10240:98(Internal and/or external protective coatings for steel tubes-Specification for hot dip galvanized coatings applied in automatic plants),BSEN39:2001(Loose steel tubes for tube and coupler scaffolds-Technical delivery conditions). American standard ASTM A53-97(Pipe,Steel,Black and Hot-Dipped,Zinc-Coated,welded and Seamless),ASTM A252-98(Welded and Seamless Steel Pipe Piles),Germany standard DIN2440,DIN2441and Australian standard AS1163-1991,etc. We have got import and export rights for ourselves.We have passed ISO9001 certification and 2000 international quality system certification .Besides domestic sales,our products have gone as far as Canada,Australia,UK,Germany and Southeast Asia.

China

Pipe / Profile Manufacturer

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