[B]Dual Certified Tubes EN10255 & 10217-1[B] Universal Steel Mill based in UAE ia a major producer of steel tubes across the world. As a major supplier to the world market Universal strives to ensure the products it produces meet the stringent standards of todays markets. To that end they have produced a dual certified tube that can be supplied into the HVAC, Mechanical & Fire Protection industries within the UK. [B]Certification[B] - all tubes can be supplied with MTC (mill test certificates), certifying that the tubes comply to the relevant standard. [B]Tubes are available from an extensive stock range:[B] Standard full lengths or half randoms Threaded & Plain Ended Medium or Heavy Weight Red & Galvanised finishes [B]Technical Specification[B] Leak Tightness Test Online NDT machines Hydro static pressure testing to 50 bar [B]Chemical Testing[B] Complete Chemical laboratory at the mill Elco Meters Hydrometers [B]Galvanising[B] Hot dipped galvanising/zinc coating to EN10240 quality A.1 Quality checked hourly with Elco meters to ensure a 55-70 micron thickness across tube length [B]Material[B] Fully killed steel Tensile tested Internal weld seam shall not have a height not exceeding 60% of the wall thickness