| Message: | Qingdao Sangao Metal Structure Co.,Ltd is a professional traffic signal pole manufacturer and factory, we have been exporting high quality traffic signal pole made in China for years, welcome to contact us.HeightFrom 6 meter to 15 meterSuit forAirport, seaport, roadway, etcShapePolygonal, Conical or ColumniformMaterialNormally Q345B/A572, Minimum Yield Strength ≥ 345 N/mm²Q235B/A36, Minimum Yield Strength ≥ 235 N/mm²As well as Hot rolled coil from ASTM A572 GR65, GR50, SS400Tolerance of the dimensionAccording to client's requirement.Surface treatmentHot dip galvanized Following ASTM A 123, or any other standard by client required.Joint of PolesSlip joint, flanged connectedStandardISO 9001:2008Length of per sectionWithin 14 meter once formingWelding StandardAWS (American Welding Society ) D 1.1Thickness1 mm to 36mmProduction ProcessRaw material test → Cutting →bending →Welding (longitudinal )→Dimension verify →Flange welding →Hole drilling →sample assemble → surface clean→ Galvanization or powder coating ,painting →Recalibration →PackagesPackagesPacking with plastic paper or according to client's request. url:http://www.china-weldedpipe.com |
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