ABOUT LONGQUAN
About Longquan
Straight seam steel pipe
Key words:
Steel plate welded water supply pipeline can withstand high internal pressure and high external pressure. The diameter of steel pipe used in urban water supply pipeline engineering is generally in the DN600mm-DN2000mm range, and the working conditions with higher work requirements are more frequently used, and the maximum diameter of steel pipe can reach DN4000mm.Our company has an advanced production line for longitudinal submerged arc welded pipes, which can produce straight submerged arc welded pipes with a diameter of 700-4000mm and a wall thickness of 80mm or less. It has an advanced double-sided submerged arc welded spiral steel pipe production line, which can produce double-sided submerged arc welded spiral steel pipes with a diameter of φ219-2220mm and a wall thickness of 6-24mm, and 3PE anti-corrosion spiral steel pipes. The product implements GB/T9711-2011, SY/T5037-2008, ASTM A252\A53 , ISO3183 , DIN17172 ,EN10217 , JIS G3457GB/T3091-2015 , GB/T21835 standards, and can also make special pipes that meet the standards according to customer requirements.
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Office telephone:
0086-533-4291123 / Shandong Zibo
0086-519-68196652 / Changzhou, Jiangsu
Registered Address: 333 West Outer Ring Road, Boshan District, Zibo City, Shandong Province
Headquarters address: 533 Yanjiang East Road, Xinbei District, Changzhou City, Jiangsu Province
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