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Internal & External Coating Of The Booster Pump Of Emirates Road Pumping Station. Pump Details: Mfr: Clyde Weir Pump, Flow Rate: 526 L/Sec; Haed: 66 M; Type: Sdk 400/600; Rev/Min: 980 Rpm. Please Contact Mr. Noor 04-3229439 For Further Clarifications. Scope Of Works: Specification For Internal Coating Of Pumps/ Valves General These Pumps & Valves Are Used In Water Booster Pumping Stations. The Fluid Handled By These Pumps Is Potable Water Of Maximum Temperature Up To 50 0C. Normally The Water Is Clean But Some Time It Is Noticed To Have Sand And Solids In Stream From Pipeline. These Pumps Are In Operation Since Commissioning Of The Station . Scope Of Work Collection & Transportation The Contractor Shall Collect The Pump Casing Through Suitable Pickup/Crane Mounted Tsuitable Composite Materials Up To Original Level Before Applying Any Coating. The Composite Material Shall Have The Following Properties: #The Curried Composite Must Be Suitable For Continuous Immersion In The Following Chemicals At 21 0C 70 0F: Ferric Chloride, 10% Hydrochloric Acid, 10% Sulfuric Acid, 5% Nitric Acid, 50% Sodium Hydroxide And 28% Ammonium Hydroxide. ·#The Composite Shall Show No Blisters When Exposed To De-Mineralized Water In An Astm C 868 Corrosion Test At 43 0C 110 0 F For A Minimum Period Of 6 Months. #Adhesion Of The Composite Per Astm D1002 Shall Be Greater Than 183 Kg/Cm2 2, 600 Psi #The Curved Composite Must Meet Or Exceed T He Following Physical Requirements: Compressive Strength Astm D 695 914 Kg/Cm2 13, 000 Psi. Tensile Strength Astm D638 431 Kg/ Cm2 6, 136 Psi Flexural Strength Astm D 790 620 Kg/Cm2 8, 800 Psi Flexural Modulus Astm D 790 6.9 X 104 Kg/Cm2 9.87 X 105 Psi. During The Phases Of Surface Preparation, Application, And Curing, Environmental Conditions Will Require Careful Monitoring A Nd May Require Supplemental Controls. Critical Areas Of Concern Are Relative Humidity, Dew Point, Surface Temperature Of The Substra Te, And Air Purity. Contractor Shall Carryout All The Procedures In A Controlled Environment In Accordance With The Latest Standards And Procedures. Final Internal Coating After Surface Preparation And Filling Up The Eroded Surface It Is Required To A Pply The Ceramic Reinforced Composite Materials For Final Coating. The Composite Coating Materials Shall Have Following

GTN :19091556
Dubai - Dubai

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